Sunday, November 27, 2011

DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 271625
SWODY2
SPC AC 271624

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1024 AM CST SUN NOV 27 2011

VALID 281200Z - 291200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS AND DISCUSSION...
A LARGE CUT OFF LOW WILL SLOWLY ROTATE NEWD ACROSS MS AL TN AND GA
WITH A COLD FRONT BECOMING OCCLUDED WITH TIME...EXTENDING FROM A
WEAK SURFACE LOW OVER MIDDLE TN SEWD INTO ERN GA AND SC BY 00Z. THE
FRONT WILL MOVE RAPIDLY NEWD INTO SWRN VA AND CNTRL NC BY TUE
MORNING.

...FAR SERN GA/SC...
SELY FLOW OFF THE ATLANTIC WILL MAINTAIN LOW TO MID 60S F DEWPOINTS
AHEAD OF THE FRONT OVER THE CAROLINAS. STRONG FORCING ALONG THE
FRONT WILL MAINTAIN A LINE OF SHOWERS AND EMBEDDED THUNDERSTORMS.
INSTABILITY WILL BE VERY WEAK DUE TO POOR LAPSE RATE PROFILES.
THUS...EVEN THOUGH HODOGRAPHS WILL EXHIBIT LARGE LOW LEVEL
CURVATURE...THE THREAT OF SEVERE WEATHER SHOULD BE VERY LOW. WILL
MAINTAIN A CONDITIONAL 5% PROBABILITY FOR LOCALLY GUSTY WINDS DUE TO
MIXING OF STRONG AMBIENT FLOW AS WELL AS POSSIBLE LOW LEVEL
ROTATION.

..JEWELL.. 11/27/2011

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