Wednesday, October 8, 2008

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 090101
SWODY1
SPC AC 090058

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0758 PM CDT WED OCT 08 2008

VALID 090100Z - 091200Z

...THERE IS A SLGT RISK OF SVR TSTMS ACROSS PARTS OF S CENTRAL AND
SERN GA AND ADJACENT NWRN FL...

...PARTS OF S CENTRAL/SERN GA AND INTO NWRN FL...
AN AREA OF SHOWERS AND THUNDERSTORMS CONTINUES ATTM OVER THE
SOUTHEAST...AHEAD OF PRONOUNCED UPPER CIRCULATION NOW CENTERED OVER
NRN AL. THE GREATEST POTENTIAL FOR SEVERE STORMS WITHIN THE LARGER
AREA OF ONGOING CONVECTION REMAINS OVER PARTS OF SRN GA AND THE
ADJACENT NWRN FL PENINSULA. IN THIS AREA...DEWPOINTS IN THE LOW 70S
AND SOME EARLIER HEATING HAS RESULTED IN ROUGHLY 1000 J/KG
MIXED-LAYER CAPE.

AREA VWP DATA CONTINUES TO INDICATE AMPLE SPEED AND DIRECTIONAL
SHEAR OVER THE LOWER TROPOSPHERE TO SUPPORT A CONTINUATION OF THE
THREAT FOR ISOLATED TORNADOES. THUS -- WILL MAINTAIN A SLIGHT RISK
OVER A PORTION OF THIS AREA.

ELSEWHERE...LOCALLY-DAMAGING WINDS WILL ALSO BE POSSIBLE WITH A FEW
STRONGER STORMS/STORM CLUSTERS...WITH A LIMITED THREAT EXTENDING AS
FAR N AS ROUGHLY THE SRN HALF OF SC -- ALONG NRN FRINGES OF EXISTING
SURFACE-BASED INSTABILITY. WHILE SOME SEVERE POTENTIAL MAY LINGER
WELL INTO THE OVERNIGHT HOURS...IT APPEARS THAT THE MAJORITY OF THE
THREAT SHOULD REMAIN PRIMARILY CONFINED TO THIS EVENING.

..GOSS.. 10/09/2008

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