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000 ACUS01 KWNS 250528 SWODY1 SPC AC 250526 DAY 1 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1126 PM CST TUE NOV 24 2009 VALID 251200Z - 261200Z ...NO SVR TSTM AREAS FORECAST... ...FL... A RATHER STRONG SOUTHERN STREAM SHORTWAVE TROUGH AND ASSOCIATED MID LEVEL JET MAX OVER THE GULF OF MEXICO WILL OVERSPREAD THE FL PENINSULA ON WEDNESDAY. THIS WILL LEAD TO SCATTERED-NUMEROUS SHOWERS AND THUNDERSTORMS OVER THE AREA THROUGH LATE AFTERNOON...WITH A DECREASING TREND FROM WEST TO EAST BY DARK. MODEL GUIDANCE IS IN GENERAL AGREEMENT THAT LOW LEVEL VERTICAL SHEAR WILL BE MARGINAL FOR ORGANIZED/ROTATING STORMS THROUGH THE PERIOD. HOWEVER...IT APPEARS THE MOST LIKELY TIME FOR STRONG STORMS WILL BE BEFORE NOON AND MAINLY ON THE EASTERN HALF OF THE PENINSULA. THE 00Z NAM AND 4KM WRF SOLUTIONS SUGGEST A RISK OF AN ISOLATED SUPERCELL OR TWO CAPABLE OF LOCALLY DAMAGING WINDS OR PERHAPS A TORNADO. BY EARLY AFTERNOON...VEERING LOW LEVEL WINDS WILL LIKELY BRING THE RISK OF SEVERE STORMS TO AN END. THE OVERALL THREAT DOES NOT APPEAR TO WARRANT A SLIGHT RISK AT THIS TIME DUE TO WEAK THERMODYNAMIC AND LOW LEVEL SHEAR VALUES. ..HART/GRAMS.. 11/25/2009
