Monday, September 27, 2010

DAY3SVR: Nws Storm Prediction Center Norman Ok

ACUS03 KWNS 270601
SWODY3
SPC AC 270600

DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0100 AM CDT MON SEP 27 2010

VALID 291200Z - 301200Z

...SYNOPSIS...
A WEAK UPPER TROUGH AXIS WILL REMAIN ACROSS THE OH/TN VALLEY REGION
ON WED ALTHOUGH MODELS DO NOT AGREE WELL WITH EXACT PLACEMENT. AT
THE SURFACE...A WEAK LOW PRESSURE TROUGH MAY EXTEND NWD ALONG THE
SERN/MID ATLANTIC COAST AS A GENERAL AREA OF LOW PRESSURE SHIFTS NWD
ACROSS THE CARIBBEAN. THIS WILL BRING SOME MOISTURE AND INSTABILITY
FOR THUNDERSTORMS ASHORE...BUT SEVERE WEATHER IS UNLIKELY GIVEN NELY
SFC FLOW OVER THE LAND. NHC INDICATES JUST A 30 PERCENT CHANCE OF
TROPICAL CYCLONE DEVELOPMENT ACROSS THE WRN CARIBBEAN IN THE NEXT 48
HOURS...THUS ANY POTENTIAL FOR STRONGER LOW LEVEL SHEAR ANYWHERE
FROM FL TO THE CAROLINAS THIS FAR OUT IS TOO LOW FOR ANY SEVERE
PROBABILITIES.

..JEWELL.. 09/27/2010

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