Tuesday, January 19, 2010

MESO: Mesoscale Discussion 0016

ACUS11 KWNS 200129
SWOMCD
SPC MCD 200128
NEZ000-200630-

MESOSCALE DISCUSSION 0016
NWS STORM PREDICTION CENTER NORMAN OK
0728 PM CST TUE JAN 19 2010

AREAS AFFECTED...S CNTRL INTO E CNTRL NEB

CONCERNING...FREEZING RAIN

VALID 200128Z - 200630Z

POCKETS OF FREEZING RAIN ARE EXPECTED TO INTENSIFY THROUGH THE
EVENING WITH HRLY RATES OF 0.01-0.05 INCHES.

SURFACE ANALYSIS SHOWS FREEZING LINE NEAR I-80 IN ERN NEB...TAILING
SWWD INTO S CNTRL NEB AND NWRN KS AS OF 01Z. THE FREEZING LINE WILL
REMAIN NEARLY STATIONARY THROUGH THE PERIOD.

PRECIPITATION WILL CONTINUE TO EXPAND FROM NRN KS INTO NEB WITH LOW
LEVEL WARM ADVECTION AHEAD OF THE SURFACE LOW AND AS UPPER HEIGHT
FALLS/COOLING ALOFT CONTINUES...HELPING TO SATURATE THE COLUMN
THROUGH A DEEPER LAYER. BY 06Z...MEASURABLE PRECIPITATION WILL EXIST
ACROSS MOST OF SERN NEB...WITH AREAS OF FREEZING RAIN MAINLY N OF
I-80.

..JEWELL.. 01/20/2010

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

...NOTICE...
SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A
SCHEDULED BASIS FROM DECEMBER 1 THROUGH FEBRUARY 28...FOUR
TIMES A DAY...AROUND 00 UTC...06 UTC...12 UTC...AND 18 UTC
FOR SIGNIFICANT SHORT RANGE WINTER WEATHER EVENTS.

ATTN...WFO...OAX...GID...LBF...

LAT...LON 41169614 40669777 40299862 40669947 41559908 41919753
41749679 41169614

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