Wednesday, December 12, 2012

KTFX [130055]: Preliminary Local Storm Report

NWUS55 KTFX 130055
LSRTFX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
554 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0500 PM SNOW WISDOM 45.62N 113.45W
12/12/2012 M2.0 INCH BEAVERHEAD MT CO-OP OBSERVER

2 INCHES OF NEW SNOW IN THE PAST 24 HOURS.


&&

$$

BRUSDA

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DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 130032
SWODY1
SPC AC 130030

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0630 PM CST WED DEC 12 2012

VALID 130100Z - 131200Z

...NO SVR TSTM AREAS FORECAST...

...SERN U.S...

13/00Z SOUNDING FROM FFC WAS SIGNIFICANTLY MORE MOIST AND UNSTABLE
THAN EARLIER NAM FORECAST SOUNDINGS WITH MUCAPE APPROACHING 200 J/KG
IF LIFTING A 700 MB PARCEL. ISOLATED LIGHTING IS NOTED WITH
CONVECTION ACROSS PORTIONS OF GA AND FOR THIS REASON HAVE EXPANDED
THUNDER PROBABILITIES NWD. FARTHER SOUTH...WEAK SFC CYCLONE HAS
SHIFTED OFF THE NRN FL PENINSULA AND WEAK CONVERGENCE ASSOCIATED
WITH SWD MOVING WIND SHIFT WILL ACCOUNT FOR AT LEAST A LOW
PROBABILITY FOR DEEP CONVECTION CAPABLE OF PRODUCING LIGHTNING.
HOWEVER...SEVERE THREAT APPEARS TOO LOW TO WARRANT ENHANCED PROBS
ACROSS THE PENINSULA THE REMAINDER OF THE PERIOD.

...CA...

13/00Z SOUNDING FROM OAK EXHIBITS WEAK SBCAPE BENEATH UPPER TROUGH
AS IT DIGS SEWD. COOL PROFILES AND WEAK CONVERGENT ONSHORE FLOW MAY
YET PROVE ADEQUATE FOR AN ISOLATED LIGHTNING STRIKE BUT OVERALL
COVERAGE WILL BE QUITE SPARSE THE REST OF THE TONIGHT.

..DARROW.. 12/13/2012

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KTFX [122310]: Preliminary Local Storm Report

NWUS55 KTFX 122310
LSRTFX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
410 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0355 PM SNOW 4 W BOZEMAN 45.68N 111.13W
12/12/2012 E6.0 INCH GALLATIN MT TRAINED SPOTTER

ESTIMATED UP TO 6 INCHES OF NEW SNOW ON GRASSY AREAS
TODAY. ABOUT 4 INCHES ON THE PAVEMENT.


&&

$$

BRUSDA

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KTFX [122233]: Preliminary Local Storm Report

NWUS55 KTFX 122233
LSRTFX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
333 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0911 PM HIGH SUST WINDS 4 NNE MCALLISTER 45.50N 111.70W
12/11/2012 E42 MPH MADISON MT DEPT OF HIGHWAYS

ESTIMATED SUSTAINED WINDS NEAR 42 MPH FROM 710 PM UNTIL
911 PM AT THE DOT SENSOR ON NORRIS HILL.


&&

$$

BRUSDA

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KMEG [122218]: Preliminary Local Storm Report

NWUS54 KMEG 122218
LSRMEG

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TN
418 PM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0330 PM HAIL 5 SW IMBODEN 36.15N 91.24W
12/09/2012 M1.25 INCH LAWRENCE AR PUBLIC

HALF DOLLAR SIZE HAIL AND SMALL TREE LIMBS REPORTED DOWN
BY THE PUBLIC.


&&

$$

JLH

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KBOI [122157]: Preliminary Local Storm Report

NWUS55 KBOI 122157
LSRBOI

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BOISE ID
257 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0830 AM SNOW 9 SSE MCCALL 44.79N 116.04W
12/12/2012 M4.0 INCH VALLEY ID COCORAHS

1100 AM SNOW SSW YELLOW PINE 44.90N 115.48W
12/12/2012 M3.0 INCH VALLEY ID COCORAHS

0130 PM SNOW NEW MEADOWS 44.97N 116.28W
12/12/2012 M3.0 INCH ADAMS ID PARK/FOREST SRVC

0130 PM SNOW 4 SE MCCALL 44.88N 116.05W
12/12/2012 M3.0 INCH VALLEY ID TRAINED SPOTTER

0130 PM SNOW 5 NNW GLENDALE 44.89N 116.44W
12/12/2012 M3.0 INCH ADAMS ID TRAINED SPOTTER

0255 PM SNOW 16 NE BOGUS BASIN SKI A 43.93N 115.88W
12/12/2012 E4.0 INCH BOISE ID UNKNOWN

BOGUS BASIN SNOWSTAKE

0255 PM SNOW 8 NNW MCCALL 45.02N 116.17W
12/12/2012 E7.5 INCH ADAMS ID UNKNOWN

BRUNDAGE SNOWSTAKE


&&

$$

THIMMESCH

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KLIX [122125]: Preliminary Local Storm Report...corrected

NWUS54 KLIX 122125
LSRLIX

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE NEW ORLEANS LA
325 PM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0350 PM TORNADO 5 S POPLARVILLE 30.76N 89.52W
12/09/2012 F0 PEARL RIVER MS EMERGENCY MNGR

A WEAK TORNADO TOUCHED DOWN A COUPLE OF TIMES JUST SOUTH
OF POPLARVILLE CAUSING MINOR PROPERTY DAMAGE. A POOL WAS
OVERRTURNED AND MINOR DAMAGE REPORTED TO A MOBILE HOME ON
DUPONT HARTS CHAPEL ROAD...AND A PORCH AND OUTBUILDING
WAS DAMAGED AT A RESIDENCE ON HIGHWAY 53. PATH LENGTH 1.5
MILES. WIDTH 20 YARDS.


&&

$$

FR

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KREV [122117]: Preliminary Local Storm Report

NWUS55 KREV 122117
LSRREV

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RENO NV
115 PM PST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0730 AM SNOW HEAVENLY VALLEY 38.96N 119.89W
12/12/2012 E8.0 INCH DOUGLAS NV PUBLIC

8 INCHES OF NEW SNOW REPORTED AT HEAVENLY SKI AREA THIS
MORNING.

0730 AM SNOW NORTHSTAR 39.28N 120.12W
12/12/2012 E5.0 INCH PLACER CA PUBLIC

5 INCHES OF NEW SNOW WAS REPORTED AT MID MOUNTAIN AND 11
AT THE SUMMIT THIS MORNING AT THE NORTHSTAR SKI AREA.

0730 AM SNOW SIERRA-AT-TAHOE SKI ARE 38.80N 120.08W
12/12/2012 E6.0 INCH EL DORADO CA PUBLIC

6 INCHES OF NEW SNOW WAS REPORTED THIS MORNING AT SIERRA
AT TAHOE SKI AREA.

0730 AM SNOW DONNER PEAK 39.31N 120.31W
12/12/2012 E8.0 INCH PLACER CA PUBLIC

8 INCHES OF SNOW WAS REPORTED THIS MORNING AT SUGARBOWL
SKI AREA.

0730 AM SNOW SQUAW VALLEY 39.20N 120.22W
12/12/2012 E4.0 INCH PLACER CA PUBLIC

4 INCHES OF NEW SNOW WAS REPORTED THIS MORNING AT THE
SQUAW VALLEY SKI AREA.

0730 AM SNOW BOREAL SKI AREA 39.33N 120.39W
12/12/2012 E9.0 INCH NEVADA CA PUBLIC

9 INCHES OF NEW SNOW REPORTED AT BOREAL SKI AREA THIS
MORNING.

0730 AM SNOW ALPINE MEADOWS 39.17N 120.22W
12/12/2012 E7.0 INCH PLACER CA PUBLIC

7 INCHES OF NEW SNOW REPORTED THIS MORNING ON THE UPPER
MOUNTAIN AT ALPINE MEADOWS SKI AREA.

0811 AM SNOW 4 W PROSSER CREEK RESER 39.37N 120.25W
12/12/2012 M4.0 INCH NEVADA CA TRAINED SPOTTER

SINCE 10 PM. ELEV. 6500 FEET

0832 AM SNOW 1 NE INCLINE VILLAGE 39.26N 119.94W
12/12/2012 M4.0 INCH WASHOE NV TRAINED SPOTTER

SNOWFALL SINCE 10 PM LAST NIGHT AT 6700 FEET.

0900 AM SNOW 4 S PROSSER CREEK RESER 39.32N 120.18W
12/12/2012 M5.0 INCH PLACER CA TRAINED SPOTTER

5 INCHES OF SNOWFALL REPORTED NEAR HOMEWOOD. THIS IS A 12
HOUR TOTAL ACCUMULATION FROM 9PM TO 9AM THIS MORNING.
ELEVATION 6330 FEET.

1000 AM SNOW 2 S SOUTH LAKE TAHOE 38.91N 119.98W
12/12/2012 M4.5 INCH EL DORADO CA CO-OP OBSERVER

4.5 INCHES OF SNOWFALL WAS REPORTED AT SOUTH LAKE TAHOE
AIRPORT.

1045 AM SNOW 2 WNW EAGLE LAKE 40.66N 120.78W
12/12/2012 M2.0 INCH LASSEN CA TRAINED SPOTTER

2 INCHES OF SNOWFALL MEASURED NEAR EAGLE LAKE SINCE 830PM
LAST NIGHT.

1130 AM SNOW 2 NE FORT BIDWELL 41.88N 120.11W
12/12/2012 M1.0 INCH MODOC CA TRAINED SPOTTER

1 INCH OF SNOW REPORTED NEAR FORT BIDWELL.

1200 PM SNOW MOUNT ROSE SKI AREA 39.33N 119.89W
12/12/2012 E9.0 INCH WASHOE NV PUBLIC

9 INCHES OF NEW SNOW REPORTED THIS MORNING AT THE MT ROSE
SKI AREA.

1200 PM SNOW 1 NE INCLINE VILLAGE 39.26N 119.95W
12/12/2012 E10.0 INCH WASHOE NV PUBLIC

10 INCHES OF NEW SNOW WAS REPORTED AT THE DIAMOND PEAK
SKI AREA THIS MORNING.

1207 PM SNOW 5 SW SOUTH LAKE TAHOE 38.89N 120.05W
12/12/2012 M7.5 INCH EL DORADO CA TRAINED SPOTTER

TRAINED SPOTTER MEASURED 7.5 INCHES OF SNOWFALL IN 24
HOURS AT ELEVATION 6400 FEET.


&&

$$

PFUENTES

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KTFX [122100]: Preliminary Local Storm Report

NWUS55 KTFX 122100
LSRTFX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
200 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

1200 PM SNOW 14 NE BELGRADE 45.89N 110.94W
12/12/2012 E4.0 INCH GALLATIN MT PUBLIC

ESTIMATED 4 NEW INCHES OF SNOW TODAY.


&&

$$

BRUSDA

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KTFX [122059]: Preliminary Local Storm Report

NWUS55 KTFX 122059
LSRTFX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
159 PM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0155 PM SNOW 1 NE BELGRADE 45.79N 111.16W
12/12/2012 M1.0 INCH GALLATIN MT OFFICIAL NWS OBS

1 INCH OF NEW SNOW SINCE 1230 PM. STILL SNOWING GOOD.


&&

$$

BRUSDA

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DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 122000
SWODY1
SPC AC 121958

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0158 PM CST WED DEC 12 2012

VALID 122000Z - 131200Z

...NO SVR TSTM AREAS FORECAST...

...FL...
NO CHANGES TO PRIOR OUTLOOK/FORECAST REASONING. SHOWERS HAVE BEEN
GRADUALLY INCREASING SINCE AROUND 1830Z ACROSS MUCH OF THE CENTRAL
FL PENINSULA WITHIN THE WARM SECTOR NEAR/SOUTH OF A FRONTAL
BOUNDARY. THIS DEVELOPMENT IS OCCURRING COINCIDENT WITH LOCALLY
BROKEN MID-HIGH LEVEL CLOUD COVER...WITH MLCAPE ESTIMATED TO BE 500
J/KG OR LESS AS SURFACE DEWPOINTS REMAIN IN THE LOWER 70S THIS
AFTERNOON. WHILE THE DEVELOPMENT/INLAND MOVEMENT OF AT LEAST
ISOLATED TSTMS ARE POSSIBLE YET THIS AFTERNOON/EVENING IN THE
PRESENCE OF MODERATE SHEAR...MODEST CONVERGENCE/MARGINAL
DESTABILIZATION SHOULD KEEP ANY SEVERE WEATHER POTENTIAL
LOCALIZED/MARGINAL IN NATURE.

..GUYER.. 12/12/2012

.PREV DISCUSSION... /ISSUED 1019 AM CST WED DEC 12 2012/

MORNING WATER VAPOR LOOPS SHOW A POTENT SHORTWAVE TROUGH MOVING
ACROSS LA/MS...WITH DEEP/MOIST SOUTHWESTERLY FLOW PRESENT ACROSS FL.
WIDESPREAD MID/HIGH CLOUDS ARE ACROSS THE FL PENINSULA WHICH WILL
LIMIT DAYTIME HEATING AND DESTABILIZATION. HOWEVER... INCREASING
LARGE SCALE FORCING WILL LIKELY RESULT IN SCATTERED AFTERNOON
SHOWERS AND THUNDERSTORMS. SIMILAR TO THE LAST COUPLE OF
DAYS...DEEP LAYER VERTICAL SHEAR IS SUFFICIENT FOR A RISK OF
ORGANIZED/ROTATING STORMS. THE PRIMARY LIMITING FACTOR FOR SEVERE
STORMS IS THE RATHER WEAK AND VEERED LOW LEVEL WINDS WHICH ARE
LIKELY TO LIMIT CONVERGENCE AND STORM INTENSITY. NEVERTHELESS...
LOCALLY GUSTY WINDS ARE POSSIBLE IN THE STRONGEST CELLS THIS
AFTERNOON AND EARLY EVENING.

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KMSO [121741]: Preliminary Local Storm Report

NWUS55 KMSO 121741
LSRMSO

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
1041 AM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

1039 AM SNOW SALMON 45.18N 113.89W
12/12/2012 M3.0 INCH LEMHI ID TRAINED SPOTTER

2.5 INCHES OF NEW SNOW WAS REPORTED SINCE 6AM MST THIS
MORNING.


&&

$$

MSJ

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KBIS [121733]: Preliminary Local Storm Report

NWUS53 KBIS 121733
LSRBIS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
1132 AM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0800 AM SNOW LAKE METIGOSHE STATE PA 48.99N 100.32W
12/12/2012 M4.0 INCH BOTTINEAU ND CO-OP OBSERVER

24 HOUR REPORT


&&

$$

KROLAK

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DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 121705
SWODY2
SPC AC 121704

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1104 AM CST WED DEC 12 2012

VALID 131200Z - 141200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
LARGE SCALE SPLIT UPPER FLOW WILL PREVAIL OVER NORTH AMERICA ON
THURSDAY. WITHIN THE SOUTHERN STREAM...A LOW AMPLITUDE SHORTWAVE
TROUGH CURRENTLY OVER THE SOUTHEAST STATES WILL QUICKLY EXIT THE
COASTAL SOUTHEAST ON THURSDAY...WHILE A COLD FRONT CONTINUES TO
PROGRESS SOUTHEASTWARD ACROSS SOUTH FL/OFFSHORE WATERS.
MEANWHILE...AN UPPER TROUGH CURRENTLY OFF THE COAST OF CA WILL
CONTINUE TO AMPLIFY/SPREAD EAST-SOUTHEASTWARD TOWARD COASTAL
SOUTHERN CA AND NORTHERN BAJA.

...SOUTH FL...
ALTHOUGH THE COLD FRONT SHOULD CLEAR THE SOUTH FL COAST RELATIVELY
EARLY IN THE DAY...A RELATIVELY NARROW SPATIOTEMPORAL OPPORTUNITY
FOR A FEW TSTMS MAY EXIST FOR SOUTHEAST FL COASTAL AREAS AND
ADJACENT OFFSHORE WATERS.

...SOUTHWEST DESERTS/SOUTHERN ROCKIES...
CONSIDERABLE MOISTENING WILL OCCUR INTO THE REGION ON THURSDAY IN
ADVANCE OF THE EAST-SOUTHEAST ADVANCING UPPER TROUGH IN VICINITY OF
SOUTHERN CA/NORTHERN BAJA. THIS MOISTENING IN CONJUNCTION WITH
RELATIVELY STEEP LAPSE RATES ALOFT/WEAK DESTABILIZATION...AND AMPLE
FORCING FOR ASCENT ACCENTUATED BY AN UPPER JET EXIT REGION...WILL
ACCOUNT FOR AT LEAST ISOLATED TSTM POTENTIAL. THIS WILL MAINLY BE
ACROSS PORTIONS OF THE LOWER CO RIVER VALLEY AND LOWER DESERTS/RIM
VICINITY OF AZ THURSDAY AFTERNOON AND EVENING.

..GUYER.. 12/12/2012

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KMQT [121625]: Preliminary Local Storm Report

NWUS53 KMQT 121625
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
1125 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

1122 AM SNOW 7 W HOUGHTON 47.11N 88.71W
12/12/2012 E10.5 INCH HOUGHTON MI PUBLIC

SNOW FELL OVERNIGHT. WATER EQUIVALENT OF SNOW WAS 0.38.


&&

$$

JVOSS

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DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 121621
SWODY1
SPC AC 121619

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1019 AM CST WED DEC 12 2012

VALID 121630Z - 131200Z

...NO SVR TSTM AREAS FORECAST...

MORNING WATER VAPOR LOOPS SHOW A POTENT SHORTWAVE TROUGH MOVING
ACROSS LA/MS...WITH DEEP/MOIST SOUTHWESTERLY FLOW PRESENT ACROSS FL.
WIDESPREAD MID/HIGH CLOUDS ARE ACROSS THE FL PENINSULA WHICH WILL
LIMIT DAYTIME HEATING AND DESTABILIZATION. HOWEVER... INCREASING
LARGE SCALE FORCING WILL LIKELY RESULT IN SCATTERED AFTERNOON
SHOWERS AND THUNDERSTORMS. SIMILAR TO THE LAST COUPLE OF
DAYS...DEEP LAYER VERTICAL SHEAR IS SUFFICIENT FOR A RISK OF
ORGANIZED/ROTATING STORMS. THE PRIMARY LIMITING FACTOR FOR SEVERE
STORMS IS THE RATHER WEAK AND VEERED LOW LEVEL WINDS WHICH ARE
LIKELY TO LIMIT CONVERGENCE AND STORM INTENSITY. NEVERTHELESS...
LOCALLY GUSTY WINDS ARE POSSIBLE IN THE STRONGEST CELLS THIS
AFTERNOON AND EARLY EVENING.

..HART/DISPIGNA.. 12/12/2012

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KMFR [121614]: Preliminary Local Storm Report

NWUS56 KMFR 121614
LSRMFR

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OR
813 AM PST WED DEC 12 2012

...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0800 PM SNOW 7 NNE DAIRY 42.32N 121.44W
12/11/2012 M1.5 INCH KLAMATH OR TRAINED SPOTTER

SNOW DURATION 4 HOURS

&&

$$

IRIS SYSTEM

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KAPX [121529]: Preliminary Local Storm Report...summary

NWUS53 KAPX 121529
LSRAPX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GAYLORD MI
1028 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0526 AM HEAVY SNOW 11 S CHEBOYGAN 45.48N 84.47W
12/12/2012 M12.3 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 5AM.

0633 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M4.5 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW GOOD HART 45.57N 85.12W
12/12/2012 M2.0 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW BRIMLEY 46.40N 84.57W
12/12/2012 M6.0 INCH CHIPPEWA MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW TOPINABEE 45.48N 84.60W
12/12/2012 M12.0 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW VANDERBILT 45.14N 84.66W
12/12/2012 M2.0 INCH OTSEGO MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0738 AM HEAVY SNOW ENGADINE 46.12N 85.57W
12/12/2012 M6.3 INCH MACKINAC MI DEPT OF HIGHWAYS

12HR TOTAL THRU 6AM.

0913 AM SNOW INDIAN RIVER 45.42N 84.62W
12/12/2012 M2.6 INCH CHEBOYGAN MI SPOTTER

12HR TOTAL THRU 9AM.

0931 AM SNOW MORAN 45.99N 84.83W
12/12/2012 M4.8 INCH MACKINAC MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.

0931 AM SNOW CHEBOYGAN 45.64N 84.47W
12/12/2012 M3.0 INCH CHEBOYGAN MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.

0931 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M3.0 INCH EMMET MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.

0931 AM SNOW PETOSKEY 45.38N 84.96W
12/12/2012 M3.0 INCH EMMET MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.


&&

$$

SWR

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KMSO [121520]: Preliminary Local Storm Report

NWUS55 KMSO 121520
LSRMSO

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
820 AM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0815 AM SNOW CONDON 47.53N 113.71W
12/12/2012 M2.0 INCH MISSOULA MT TRAINED SPOTTER

2 INCHES OF NEW SNOW OVERNIGHT. 7 INCHES TOTAL ON THE
GROUND.


&&

$$

MSJ

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KBIS [121507]: Preliminary Local Storm Report

NWUS53 KBIS 121507
LSRBIS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
907 AM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0500 AM SNOW LANSFORD 48.63N 101.38W
12/12/2012 M1.9 INCH BOTTINEAU ND CO-OP OBSERVER

24 HOUR REPORT


&&

$$

KROLAK

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KBIS [121501]: Preliminary Local Storm Report

NWUS53 KBIS 121501
LSRBIS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
901 AM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0859 AM SNOW BOTTINEAU 48.83N 100.44W
12/12/2012 M2.5 INCH BOTTINEAU ND CO-OP OBSERVER

24 HOUR REPORT


&&

$$

KROLAK

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KAPX [121444]: Preliminary Local Storm Report

NWUS53 KAPX 121444
LSRAPX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
944 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0931 AM SNOW PETOSKEY 45.38N 84.96W
12/12/2012 M3.0 INCH EMMET MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.

0931 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M3.0 INCH EMMET MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.

0931 AM SNOW CHEBOYGAN 45.64N 84.47W
12/12/2012 M3.0 INCH CHEBOYGAN MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.


&&

$$

SWR

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KAPX [121440]: Preliminary Local Storm Report

NWUS53 KAPX 121440
LSRAPX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
940 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0931 AM SNOW MORAN 45.99N 84.83W
12/12/2012 M4.8 INCH MACKINAC MI CO-OP OBSERVER

12HR TOTAL THRU 8AM.


&&

$$

SWR

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KMSO [121436]: Preliminary Local Storm Report

NWUS55 KMSO 121436
LSRMSO

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
736 AM MST WED DEC 12 2012

...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0650 AM FREEZING RAIN FLORENCE 46.63N 114.08W
12/12/2012 M0.00 INCH RAVALLI MT NWS EMPLOYEE

LIGHT FREEZING DRIZZLE

&&

$$

GIBSON

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KMQT [121436]: Preliminary Local Storm Report

NWUS53 KMQT 121436
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
936 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0900 AM SNOW 1 NE MOHAWK 47.31N 88.36W
12/12/2012 M5.0 INCH KEWEENAW MI CO-OP OBSERVER

24 HOUR SNOWFALL TOTAL.

0900 AM SNOW 2 S NEWBERRY 46.33N 85.50W
12/12/2012 M4.8 INCH LUCE MI CO-OP OBSERVER

24 HOUR SNOWFALL TOTAL.


&&

$$

KCOOLEY

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KAPX [121432]: Preliminary Local Storm Report...summary

NWUS53 KAPX 121432
LSRAPX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GAYLORD MI
931 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0526 AM HEAVY SNOW 11 S CHEBOYGAN 45.48N 84.47W
12/12/2012 M12.3 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 5AM.

0633 AM SNOW GOOD HART 45.57N 85.12W
12/12/2012 M2.0 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M4.5 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW BRIMLEY 46.40N 84.57W
12/12/2012 M6.0 INCH CHIPPEWA MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW TOPINABEE 45.48N 84.60W
12/12/2012 M12.0 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW VANDERBILT 45.14N 84.66W
12/12/2012 M2.0 INCH OTSEGO MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0738 AM HEAVY SNOW ENGADINE 46.12N 85.57W
12/12/2012 M6.3 INCH MACKINAC MI DEPT OF HIGHWAYS

12HR TOTAL THRU 6AM.

0913 AM SNOW INDIAN RIVER 45.42N 84.62W
12/12/2012 M2.6 INCH CHEBOYGAN MI SPOTTER

12HR TOTAL THRU 9AM.


&&

$$

SWR

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KMSO [121425]: Preliminary Local Storm Report

NWUS55 KMSO 121425
LSRMSO

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
724 AM MST WED DEC 12 2012

...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0539 AM SNOW COLUMBIA FALLS 48.37N 114.18W
12/12/2012 M1.5 INCH FLATHEAD MT PUBLIC



&&

$$

GIBSON

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KAPX [121331]: Preliminary Local Storm Report...summary

NWUS53 KAPX 121331
LSRAPX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GAYLORD MI
831 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0633 AM HEAVY SNOW TOPINABEE 45.48N 84.60W
12/12/2012 M12.0 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW VANDERBILT 45.14N 84.66W
12/12/2012 M2.0 INCH OTSEGO MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW GOOD HART 45.57N 85.12W
12/12/2012 M2.0 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M4.5 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW BRIMLEY 46.40N 84.57W
12/12/2012 M6.0 INCH CHIPPEWA MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0738 AM HEAVY SNOW ENGADINE 46.12N 85.57W
12/12/2012 M6.3 INCH MACKINAC MI DEPT OF HIGHWAYS

12HR TOTAL THRU 6AM.


&&

$$

SWR

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KFGF [121319]: Preliminary Local Storm Report

NWUS53 KFGF 121319
LSRFGF

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
718 AM CST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0618 AM SNOW 6 E LANKIN 48.31N 97.79W
12/12/2012 M1.5 INCH WALSH ND TRAINED SPOTTER

24-HOUR TOTAL.

0615 AM SNOW PEMBINA 48.97N 97.25W
12/12/2012 M1.2 INCH PEMBINA ND CO-OP OBSERVER

24-HOUR TOTAL.


&&

$$

JAM

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KMQT [121305]: Preliminary Local Storm Report

NWUS53 KMQT 121305
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
805 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0700 AM SNOW 2 S NEWBERRY 46.33N 85.50W
12/12/2012 M8.1 INCH LUCE MI CO-OP OBSERVER

24 HOUR SNOWFALL TOTAL. LIQUID EQUIVALENT 0.38

0700 AM SNOW 3 NNE CALUMET 47.29N 88.42W
12/12/2012 M2.1 INCH KEWEENAW MI CO-OP OBSERVER

24 HOUR SNOWFALL TOTAL. LIQUID EQUIVALENT 0.16


&&

$$

KCOOLEY

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DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 121247
SWODY1
SPC AC 121246

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0646 AM CST WED DEC 12 2012

VALID 121300Z - 131200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
A SRN STREAM SHORTWAVE UPPER TROUGH...CURRENTLY POSITIONED OVER THE
ARKLATEX...IS FORECAST TO DEAMPLIFY WITH ENEWD PROGRESSION ACROSS
THE SOUTHEAST CONUS. A SLOW-MOVING COLD FRONT OVER THE FL PENINSULA
WILL DRIFT SWD...AND WILL AID IN THE DEVELOPMENT OF TSTMS TODAY.
MEANWHILE...A MORE POTENT UPPER TROUGH WILL CONTINUE TO DIG ALONG
THE PACIFIC COAST. MIDLEVEL HEIGHT FALLS/CAA WILL CONTRIBUTE TO
MARGINAL DESTABILIZATION THIS AFTERNOON ACROSS PARTS OF NRN CA...AND
MAY BE SUFFICIENT FOR ISOLATED TSTM DEVELOPMENT.

...CNTRL FL PENINSULA...
A WEAKENING AND SLOW-MOVING COLD FRONT IS POSITIONED NEAR AN OCALA
TO DAYTONA BEACH LINE AS OF 12Z...AND IS FORECAST TO CONTINUE
DRIFTING S TODAY. TSTM DEVELOPMENT IS FORECAST TO PRIMARILY BE
FOCUSED ALONG/AHEAD OF THE COLD FRONT ACROSS THE NRN/CNTRL FL
PENINSULA THROUGH THIS EVENING. A SWLY FETCH OF MOIST GULF AIR /PW
VALUES GENERALLY BETWEEN 1.6-1.8 INCH/ WILL BE MAINTAINED WITHIN THE
PRE-FRONTAL AIR MASS. HOWEVER...INSTABILITY WILL BE SOMEWHAT LIMITED
BY BROKEN CLOUD COVER ACROSS MUCH OF THE PENINSULA...AND MODEST
MIDLEVEL LAPSE RATES OF AROUND 6.5 C/KM. MODIFIED 12Z TBW/MFL
SOUNDINGS INDICATE MLCAPE VALUES WILL INCREASE TO 700-1000 J/KG BY
LATE MORNING.

MIDLEVEL SWLYS OF 30-40 KTS WILL BE SUFFICIENT FOR SOME ORGANIZATION
WITH THE STRONGEST UPDRAFTS. HOWEVER...MIDLEVEL HEIGHT FALLS
ASSOCIATED WITH THE AFOREMENTIONED SHORTWAVE UPPER TROUGH WILL
REMAIN N OF THE COLD FRONT...AND LOW-LEVEL FLOW IS FORECAST TO VEER
AHEAD OF THE COLD FRONT THIS AFTERNOON. THESE FACTORS...ALONG WITH
WEAK INSTABILITY AND MODEST DEEP-LAYER SHEAR...ARE EXPECTED TO ONLY
SUPPORT A MARGINAL THREAT FOR ISOLATED DMGG WIND GUSTS.

..ROGERS/THOMPSON.. 12/12/2012

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KAPX [121240]: Preliminary Local Storm Report...summary

NWUS53 KAPX 121240
LSRAPX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GAYLORD MI
740 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0526 AM HEAVY SNOW 11 S CHEBOYGAN 45.48N 84.47W
12/12/2012 M12.3 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 5AM.

0633 AM HEAVY SNOW TOPINABEE 45.48N 84.60W
12/12/2012 M12.0 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW VANDERBILT 45.14N 84.66W
12/12/2012 M2.0 INCH OTSEGO MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW GOOD HART 45.57N 85.12W
12/12/2012 M2.0 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M4.5 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW BRIMLEY 46.40N 84.57W
12/12/2012 M6.0 INCH CHIPPEWA MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0738 AM HEAVY SNOW ENGADINE 46.12N 85.57W
12/12/2012 M6.3 INCH MACKINAC MI DEPT OF HIGHWAYS

12HR TOTAL THRU 6AM.


&&

$$

SWR

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KAPX [121240]: Preliminary Local Storm Report

NWUS53 KAPX 121240
LSRAPX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
740 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0738 AM HEAVY SNOW ENGADINE 46.12N 85.57W
12/12/2012 M6.3 INCH MACKINAC MI DEPT OF HIGHWAYS

12HR TOTAL THRU 6AM.


&&

$$

SWR

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KTFX [121205]: Preliminary Local Storm Report...summary

NWUS55 KTFX 121205
LSRTFX

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GREAT FALLS MT
504 AM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0515 AM NON-TSTM WND GST 13 W BYNUM 47.98N 112.59W
12/11/2012 M58 MPH TETON MT MESONET

DELLWO MCSCN SITE

0537 AM NON-TSTM WND GST 17 W PENDROY 48.06N 112.67W
12/11/2012 M58 MPH TETON MT MESONET

58 MPH WIND GUST AT THE THEODORE ROOSEVELT MEMORIAL
RANCH.

0612 AM NON-TSTM WND GST 24 WSW CHOTEAU 47.68N 112.66W
12/11/2012 M59 MPH TETON MT MESONET

59 MPH WIND GUST.

0700 AM NON-TSTM WND GST HEART BUTTE 48.29N 112.84W
12/11/2012 M53 MPH PONDERA MT MESONET

53 MPH WIND GUST AT THE HEART BUTTE RAWS LOCATION.

0800 AM NON-TSTM WND GST 13 WSW SAINT MARY 48.69N 113.71W
12/11/2012 M88 MPH GLACIER MT MESONET

88 MPH WIND GUST AT THE LOGAN PASS VISITOR CENTER.

0808 AM NON-TSTM WND GST 15 WNW WOLF CREEK 47.09N 112.37W
12/11/2012 M48 MPH LEWIS AND CLARK MT DEPT OF HIGHWAYS

48 MPH WIND GUST AT ROGERS PASS.

0900 AM NON-TSTM WND GST 8 SE EAST GLACIER PARK 48.37N 113.10W
12/11/2012 M72 MPH GLACIER MT MESONET

72 MPH WIND GUST AT THE DEEP CREEK RAWS LOCATION. TIME
OF EVENT IS ESTIMATED.

0129 PM NON-TSTM WND GST 1 E EAST GLACIER PARK 48.45N 113.19W
12/11/2012 M58 MPH GLACIER MT DEPT OF HIGHWAYS

58 MPH WIND GUST AT THE DOT SENSOR JUST EAST OF EAST
GLACIER PARK.

0215 PM NON-TSTM WND GST 2 SSE GEYSER 47.25N 110.48W
12/11/2012 M57 MPH JUDITH BASIN MT DEPT OF HIGHWAYS

57 MPH WIND GUST AT THE DOT SENSOR NEAR GEYSER.

0245 PM NON-TSTM WND GST 2 SSE GEYSER 47.25N 110.48W
12/11/2012 M61 MPH JUDITH BASIN MT DEPT OF HIGHWAYS

61 MPH WIND GUST AT THE DOT SENSOR JUST EAST OF GEYSER.

0245 PM NON-TSTM WND GST 7 SE HILGER 47.18N 109.25W
12/11/2012 M54 MPH FERGUS MT MESONET

54 MPH WIND GUST AT THE JUDITH PEAK RAWS LOCATION.

0330 PM HIGH SUST WINDS 2 SSE GEYSER 47.25N 110.48W
12/11/2012 M42 MPH JUDITH BASIN MT DEPT OF HIGHWAYS

SUSTAINED WIND AVERAGED NEAR 42 MPH FROM 230 PM UNTIL
330 PM. PEAK SUSTAINED WIND OF 51 MPH AT 245 PM...WITH A
GUST TO 61 MPH.

0430 PM NON-TSTM WND GST 5 W STANFORD 47.15N 110.32W
12/11/2012 E60 MPH JUDITH BASIN MT TRAINED SPOTTER

ESTIMATED WIND GUSTS NEAR 60 MPH.

0810 PM HIGH SUST WINDS 4 NNE MCALLISTER 45.50N 111.70W
12/11/2012 M45 MPH MADISON MT PARK SERVICE

SUSTAINED WINDS 40 TO 45 MPH 710 PM TO 810 PM AT THE
NORRIS HILL DEPARTMENT OF TRANSPORTATION SITE


&&

$$

EMANUEL

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KMQT [121203]: Preliminary Local Storm Report

NWUS53 KMQT 121203
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
703 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0634 AM SNOW MCMILLAN 46.34N 85.69W
12/12/2012 M5.5 INCH LUCE MI BROADCAST MEDIA

TOTAL SNOWFALL SINCE AROUND 6 AM EST TUESDAY MORNING. ALL
THE SNOW OCCURRED FROM APPROXIMATELY 10 AM TO 1 PM ON
TUESDAY. SOURCE IS WWTV IN CADILLAC MICHIGAN.


&&

$$

JLA

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KMQT [121145]: Preliminary Local Storm Report

NWUS53 KMQT 121145
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
645 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0503 AM SNOW 3 SW HOUGHTON 47.08N 88.61W
12/12/2012 E8.0 INCH HOUGHTON MI BROADCAST MEDIA

SNOWFALL SINCE 5 PM EST TUESDAY IN ATLANTIC MINE. 6
INCHES OF SNOW OCCURRED FROM 7 PM TO 10 PM TUESDAY
EVENING. SOURCE IS WLUC TV6 WEATHER SPOTTER.


&&

$$

JLA

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KAPX [121141]: Preliminary Local Storm Report

NWUS53 KAPX 121141
LSRAPX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
637 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0633 AM HEAVY SNOW TOPINABEE 45.48N 84.60W
12/12/2012 M12.0 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW VANDERBILT 45.14N 84.66W
12/12/2012 M2.0 INCH OTSEGO MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM HEAVY SNOW BRIMLEY 46.40N 84.57W
12/12/2012 M6.0 INCH CHIPPEWA MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW GOOD HART 45.57N 85.12W
12/12/2012 M2.0 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.

0633 AM SNOW PELLSTON 45.56N 84.78W
12/12/2012 M4.5 INCH EMMET MI BROADCAST MEDIA

12HR TOTAL THRU 6AM.


&&

$$

SWR

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KAPX [121028]: Preliminary Local Storm Report

NWUS53 KAPX 121028
LSRAPX

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
528 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0526 AM HEAVY SNOW 11 S CHEBOYGAN 45.48N 84.47W
12/12/2012 M12.3 INCH CHEBOYGAN MI BROADCAST MEDIA

12HR TOTAL THRU 5AM.


&&

$$

SWR

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KCYS [121004]: Preliminary Local Storm Report

NWUS55 KCYS 121004
LSRCYS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
304 AM MST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0302 AM NON-TSTM WND GST ARLINGTON 41.59N 106.21W
12/12/2012 M58 MPH CARBON WY MESONET

SUSTAINED WINDS WERE BETWEEN 40 TO 45 MPH IN THE LAST
HOUR


&&

$$

TTRUDEL

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DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 120956
SWOD48
SPC AC 120955

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0355 AM CST WED DEC 12 2012

VALID 151200Z - 201200Z

...DISCUSSION...
MEDIUM RANGE MODELS CONTINUE TO INDICATE STRONG WEST SOUTHWESTERLY
UPPER JET INTENSIFICATION ACROSS THE CENTRAL AND SOUTHERN TIER OF
THE U.S. BY THIS WEEKEND. THIS FEATURE IS THEN FORECAST TO
GRADUALLY PROPAGATE EAST NORTHEASTWARD INTO THE WESTERN ATLANTIC
...AS ANOTHER STRONG MID-LATITUDE JET NOSES INLAND OFF THE PACIFIC
...AND ACROSS THE U.S. THROUGH THE EARLY TO MIDDLE PART OF NEXT
WEEK. CONFIDENCE IS FAIRLY HIGH THAT VIGOROUS SHORT WAVE IMPULSES
ASSOCIATED WITH THESE FEATURES WILL CONTRIBUTE TO ONE OR MORE
INSTANCES OF STRONG SURFACE CYCLOGENESIS THAT COULD BECOME CAPABLE
OF SUPPORTING A SIGNIFICANT SEVERE WEATHER EVENT. HOWEVER...THE
SPREAD AMONG THE VARIOUS MODELS AND MODEL ENSEMBLE DATA CONCERNING
THE TIMING AND DEVELOPMENT OF THESE FEATURES REMAINS MUCH TOO LARGE
TO CONFIDENTLY ASCERTAIN THE RISK FOR ONE OF THESE EVENTS...AND
GRAPHICALLY DELINEATE A REGIONAL SEVERE WEATHER AREA. IT DOES
SEEM...THOUGH...THAT GUIDANCE IS INCREASINGLY POINTING TOWARD A
ROUGH CORRIDOR ACROSS LOUISIANA/MISSISSIPPI/ ALABAMA AND
GEORGIA...INTO THE CAROLINAS...EITHER LATE THIS WEEKEND OR SOMETIME
DURING THE MIDDLE OF NEXT WEEK.

..KERR.. 12/12/2012

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KMQT [120911]: Preliminary Local Storm Report

NWUS53 KMQT 120911
LSRMQT

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
411 AM EST WED DEC 12 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

0400 AM SNOW EAGLE RIVER 47.41N 88.30W
12/12/2012 E3.0 INCH KEWEENAW MI LAW ENFORCEMENT

SNOWFALL ALONG SHORE IN EAGLE RIVER SINCE LATE TUESDAY
AFTERNOON. BREEZY WITH FLURRIES CURRENTLY. ESTIMATES
AROUND 6 INCHES OVER HIGHER TERRAIN AREAS OF KEWEENAW
COUNTY.

0405 AM SNOW HOUGHTON 47.11N 88.56W
12/12/2012 E3.5 INCH HOUGHTON MI LAW ENFORCEMENT

SNOWFALL OF 3 TO 4 INCHES SINCE LATE TUESDAY AFTERNOON.
ROADS ARE SNOW COVERED AND SLIPPERY. STILL SNOWING
LIGHTLY. SNOW WAS HEAVIER FROM 12 AM TO 1 AM THIS
MORNING.


&&

$$

JLA

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DAY3SVR: Nws Storm Prediction Center Norman Ok

ACUS03 KWNS 120831
SWODY3
SPC AC 120829

DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0229 AM CST WED DEC 12 2012

VALID 141200Z - 151200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
MODELS INDICATE THAT STRONG UPPER JET INTENSIFICATION WILL CONTINUE
ACROSS THE CENTRAL AND SOUTHERN TIER OF THE U.S. DURING THIS
FORECAST PERIOD. ACROSS THE PLAINS...THIS FLOW LIKELY WILL TREND
TOWARD WEST SOUTHWESTERLY...AS INITIAL SHORT WAVE RIDGING BREAKS
DOWN IN RESPONSE TO THE NORTHEASTWARD ACCELERATION OF A SIGNIFICANT
SHORT WAVE TROUGH AND EMBEDDED CLOSED LOW OUT OF THE SOUTHWESTERN
STATES. INCREASING SPREAD AMONG THE VARIOUS MODELS CONCERNING THE
DETAILS OF THIS PROCESS BY THURSDAY NIGHT DOES GROW THROUGH
FRIDAY/FRIDAY NIGHT. HOWEVER...IN GENERAL...GUIDANCE INDICATES THAT
A 90+ KT 500 MB SPEED MAXIMUM...NOSING THROUGH THE NORTHWESTERN
MEXICAN PLATEAU AT 12Z FRIDAY...WILL PROPAGATE INTO AND THROUGH THE
SOUTH CENTRAL PLAINS/OZARK PLATEAU REGION BY THE END OF THE PERIOD.
THIS FEATURE MAY WEAKEN IN STRENGTH AS IT DOES...BUT IT APPEARS THAT
STRONG MID-LEVEL HEIGHT FALLS WILL OVERSPREAD THE CENTRAL PLAINS
WITH A SURFACE LOW DEEPENING ACROSS SOUTHEAST COLORADO LATE FRIDAY
AFTERNOON...BEFORE MIGRATING NORTHEASTWARD TOWARD THE MID/LOWER
MISSOURI VALLEY.

FORCING FOR UPWARD VERTICAL MOTION AND COOLING IN THE EXIT REGION OF
THE JET PROBABLY WILL CONTRIBUTE TO A CONTINUING RISK FOR
THUNDERSTORM ACTIVITY ACROSS PARTS OF THE GREAT BASIN AND
CENTRAL/SOUTHERN ROCKIES INTO FRIDAY AFTERNOON. THEREAFTER...THE
PRIMARY CONVECTIVE POTENTIAL WILL SHIFT TO THE PLAINS AND PORTIONS
OF THE MISSOURI/MIDDLE MISSISSIPPI VALLEYS...IN RESPONSE TO THE
LARGE-SCALE FORCING. HOWEVER...AT LEAST THROUGH 12Z SATURDAY...
SIGNIFICANT GULF MOISTURE RETURN MAY NOT OCCUR IN TIME TO SUPPORT
MORE THAN LOW SEVERE WEATHER PROBABILITIES.

...SOUTHERN PLAINS INTO PARTS OF THE OZARK PLATEAU...
GUIDANCE REMAINS SUGGESTIVE THAT THE LACK OF BETTER PHASING BETWEEN
MID/UPPER FORCING FOR UPWARD VERTICAL MOTION AND BOUNDARY LAYER
DESTABILIZATION WILL HINDER THE RISK FOR SEVERE STORM DEVELOPMENT.
MID/UPPER 50S DEW POINTS MAY ONLY ADVECT AS FAR NORTH AS
SOUTHWESTERN OKLAHOMA/NORTHWEST TEXAS PORTIONS OF A DEVELOPING DRY
LINE BY EARLY FRIDAY EVENING...WHEN 60F+ SURFACE DEW POINTS MAY BE
IN THE PROCESS OF DEVELOPING NORTHWARD INTO CENTRAL TEXAS. THIS
APPEARS LIKELY TO BE GENERALLY SOUTH OF THE AXIS OF THE CYCLONIC
MID-LEVEL JET STREAK AS IT NOSES INTO THE SOUTH CENTRAL PLAINS.

HOWEVER...MOISTURE RETURN/DESTABILIZATION AND LIFT ABOVE A RESIDUAL
COOL/STABLE NEAR SURFACE LAYER IS EXPECTED TO SUPPORT ELEVATED STORM
DEVELOPMENT...WHICH COULD BE BECOME CAPABLE OF PRODUCING MARGINALLY
SEVERE HAIL...GENERALLY NORTH OF THE RED RIVER...ACROSS
OKLAHOMA...BEFORE SPREADING INTO ARKANSAS OVERNIGHT.

FARTHER SOUTH...IT MAY NOT BE OUT OF THE QUESTION THAT CONTINUED
NORTHWARD ADVECTION OF BOUNDARY LAYER MOISTURE...AND LIFT ASSOCIATED
WITH LOW-LEVEL WARM ADVECTION...COULD SUPPORT BOUNDARY LAYER BASED
OR NEAR BOUNDARY LAYER BASED STORM DEVELOPMENT ACROSS PARTS OF
NORTHERN TEXAS OVERNIGHT. IF THIS OCCURS...VERTICAL SHEAR WILL BE
MORE THAN SUFFICIENT FOR SUPERCELLS.

..KERR.. 12/12/2012

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DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 120601
SWODY2
SPC AC 120600

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1200 AM CST WED DEC 12 2012

VALID 131200Z - 141200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
THE SPREAD AMONG THE VARIOUS MODEL ENSEMBLE DATA REMAINS LARGE FOR
THIS FORECAST PERIOD CONCERNING SHORT WAVE DEVELOPMENTS WITHIN A
STRONG MID-LATITUDE JET PROPAGATING EASTWARD ACROSS THE PACIFIC.
THIS INCLUDES ONE IMPULSE FORECAST TO EMERGE FROM THE JET AND
PROGRESS THROUGH AMPLIFIED UPPER RIDGING ACROSS THE NORTHEAST
PACIFIC...BEFORE DIGGING TOWARD THE BRITISH COLUMBIA AND PACIFIC
NORTHWEST COAST. IN THE PROCESS...THIS FEATURE APPEARS LIKELY TO
SPLIT...WITH ONE PORTION MIGRATING EASTWARD IN A ZONAL BRANCH OF
FLOW EXTENDING EASTWARD INTO CANADA...WHILE ANOTHER PORTION
CONTINUES TO DIG IN A BRANCH TO THE SOUTH...CURVING INTO A
SIGNIFICANT UPPER TROUGH ACROSS THE CALIFORNIA COAST.

VARIABILITY EXISTS AMONG THE MODELS CONCERNING THE
MAGNITUDE/EVOLUTION OF THE PERTURBATIONS EVOLVING OUT OF THE
SPLIT...AND THIS BEGINS TO INCREASE THE SPREAD CONCERNING THE
EASTWARD ACCELERATION AND EVOLUTION OF THE CALIFORNIA TROUGH AND
EMBEDDED CLOSED LOW. THIS LATTER SYSTEM DOES STILL APPEAR LIKELY TO
PROGRESS INTO THE GREAT BASIN AND SOUTHERN U.S./NORTHWESTERN MEXICAN
PLATEAU...WHILE INTERACTING WITH ANOTHER BELT OF WESTERLIES EMERGING
FROM THE SUBTROPICAL EASTERN PACIFIC. AS IT DOES...STRONG UPPER JET
INTENSIFICATION IS FORECAST ACROSS THE NORTHERN MEXICAN PLATEAU INTO
THE CREST OF AMPLIFYING SHORT WAVE RIDGING ACROSS THE SOUTHERN
PLAINS.

IN RESPONSE TO UPPER DEVELOPMENTS AND ASSOCIATED SURFACE PRESSURE
FALLS ACROSS THE CENTRAL/SOUTHERN HIGH PLAINS...A RETURN FLOW OF
LOW-LEVEL MOISTURE MAY COMMENCE OFF THE WESTERN GULF OF MEXICO...
WHILE A PLUME OF HIGH LEVEL MOISTURE ADVECTS EAST NORTHEASTWARD
ALONG THE SOUTHEASTERN FRINGE OF THE UPPER JET. SUBSTANTIVE
BOUNDARY LAYER MOISTENING IS NOT EXPECTED INTO DEEP SOUTH TEXAS
UNTIL LATE IN THE PERIOD...BUT MAY OCCUR ABOVE A RESIDUAL COOL
STABLE SURFACE-BASED LAYER AS FAR NORTH AS PARTS OF CENTRAL AND
NORTHERN TEXAS. HOWEVER...LOWER/MID TROPOSPHERIC WARMING ABOVE THIS
LAYER PROBABLY WILL CAP POTENTIAL DESTABILIZATION. AS A
RESULT...CONVECTIVE POTENTIAL ACROSS THE SOUTHERN PLAINS IS EXPECTED
TO REMAIN NEGLIGIBLE THURSDAY AND THURSDAY NIGHT. WITH THE POSSIBLE
EXCEPTION OF A LINGERING RISK FOR THUNDERSTORMS NEAR SOUTHEAST
FLORIDA COASTAL AREAS...THIS WILL ALSO BE THE CASE ELSEWHERE EAST OF
THE PLAINS.

...GREAT BASIN/SOUTHERN PLATEAU/ROCKIES...
SIGNIFICANT MOISTENING IS FORECAST ACROSS THE REGION ON SOUTHERLY
LOW-LEVEL FLOW AHEAD OF THE UPPER TROUGH. IN CONJUNCTION WITH
BOUNDARY LAYER WARMING AND MID-LEVEL COOLING WITH THE APPROACH OF
THE TROUGH...AT LEAST WEAK DESTABILIZATION IS EXPECTED. COUPLED
WITH LARGE-SCALE FORCING FOR UPWARD VERTICAL MOTION...THIS SHOULD BE
SUFFICIENT FOR THE DEVELOPMENT OF SCATTERED THUNDERSTORMS LATE
THURSDAY INTO THURSDAY NIGHT. HIGHEST PROBABILITIES APPEAR TO EXIST
ALONG AND SOUTH OF THE MOGOLLON RIM...ACROSS THE LOWER DESERTS
AROUND PHOENIX. HOWEVER...THE RISK FOR THUNDERSTORMS MAY NOT BE
NEGLIGIBLE ACROSS PARTS OF EASTERN NEVADA INTO WESTERN UTAH...AND
NORTHEAST OF THE RIM...INTO THE FOUR CORNERS REGION AND THE
SOUTHWESTERN TWO-THIRDS OR SO OF NEW MEXICO LATE THURSDAY NIGHT.

..KERR.. 12/12/2012

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KCYS [120522]: Preliminary Local Storm Report

NWUS55 KCYS 120522
LSRCYS

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1022 PM MST TUE DEC 11 2012

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

1016 PM NON-TSTM WND GST 18 WNW CHEYENNE 41.24N 105.11W
12/11/2012 M58 MPH LARAMIE WY TRAINED SPOTTER


&&

$$

MWEILAND

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DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 120519
SWODY1
SPC AC 120517

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1117 PM CST TUE DEC 11 2012

VALID 121200Z - 131200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
A SHORTWAVE OVER THE ARKLATEX EARLY THIS MORNING WILL QUICKLY TRACK
EWD ACROSS THE CNTRL GULF COAST STATES DURING THE AFTERNOON AND THE
CAROLINAS BY THURSDAY MORNING. MEANWHILE...A COLD FRONT OVER THE NRN
FL PENINSULA WILL SLOWLY SAG SOUTHWARD ACROSS THE STATE DURING THE
AFTERNOON AND OVERNIGHT HOURS...PROVIDING SOME FOCUS FOR
THUNDERSTORM DEVELOPMENT. OTHERWISE...A PROGRESSIVE PATTERN WILL
PERSIST TODAY AS A DEEPENING SHORTWAVE IMPULSE OFF THE CA/ORE COAST
ROTATES E/SE TOWARD CNTRL CA AND THE GREAT BASIN. WEAK CYCLOGENESIS
TO THE NORTH AND EAST OF THE SAN FRANCISCO BAY AREA IN NRN CA MAY
AID IN ISOLATED THUNDERSTORM DEVELOPMENT THROUGH EARLY EVENING...AS
A COLD FRONT DROPS SWD FROM THE PACIFIC NW/NRN ROCKIES INTO THE
GREAT BASIN BY 12Z THURSDAY.

...CNTRL FL PENINSULA...
A WARM...MOIST AIRMASS AHEAD OF AFOREMENTIONED COLD FRONT IS
EXPECTED WITH TEMPERATURES IN THE MID 70S TO LOW 80S AND DEWPOINTS
IN THE UPPER 60S TO MID 70S. DESPITE THIS...UNCERTAINTY IN THE
DEGREE OF DESTABILIZATION DURING PEAK HEATING EXISTS DUE TO EXPECTED
CLOUD COVER. MODEST DEEP LAYER SHEAR AND FORCING FOR ASCENT ALONG
THE COLD FRONT FROM GLANCING SHORTWAVE MAY SUPPORT LOOSELY ORGANIZED
CONVECTION AND MARGINAL SEVERE THREAT IN STRONGEST CELLS.
HOWEVER...POOR MID LEVEL LAPSE RATES...LIGHT LOW LEVEL WINDS AND
ONLY WEAKLY VEERING PROFILES WILL LIMIT WIDESPREAD ORGANIZED SEVERE
THREAT.

..LEITMAN/MOSIER/PETERS.. 12/12/2012

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