SPC AC 310035
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0635 PM CST FRI JAN 30 2004
VALID 310100Z - 311200Z
GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 20 WNW FMY 30 N PBI.
...NO SVR TSTM AREAS FORECAST...
...S FL...
AN E-W QUASISTATIONARY FRONT WILL PERSIST ACROSS S FL THE REMAINDER
OF TONIGHT. THE BOUNDARY LAYER HAS MOISTENED SIGNIFICANTLY IN WARM
SECTOR OVER EXTREME S FL WITH SURFACE DEWPOINTS NOW AROUND 70. THE
00Z KEY WEST SOUNDING SHOWS ABOUT 900 J/KG OF MLCAPE. HOWEVER...THE
PROFILE IS MOIST THROUGH A DEEP LAYER WITH MARGINAL LAPSE RATES.
EXPECT THUNDERSTORMS TO REMAIN MOST NUMEROUS WITHIN ZONE OF ASCENT
IN VICINITY OF THE FRONT WITH MORE WIDELY SCATTERED ACTIVITY IN WARM
SECTOR. BELT OF STRONG MID LEVEL FLOW IS CONTRIBUTING TO SUFFICIENT
UNIDIRECTIONAL DEEP SHEAR FOR STORMS TO DEVELOP MID LEVEL ROTATION
OR ORGANIZE INTO BOWING SEGMENTS. THOUGH AN ISOLATED STRONG WIND
GUST OR TWO CANNOT BE RULED OUT...MARGINAL THERMODYNAMIC PROFILES
WILL CONTINUE TO SERVE AS A LIMITING FACTOR FOR SEVERE WEATHER.
..DIAL.. 01/31/2004
...NOTICE...
FOR USERS DECODING THE POINTS PARAGRAPH HEREIN...LATITUDE AND
LONGITUDE POINTS FOR THE CATEGORICAL AND PROBABILISTIC OUTLOOK
GRAPHICS ALSO ARE LOCATED IN A SEPARATE PRODUCT UNDER THE WMO
HEADINGS WUUS01 PTSDY1...WUUS02 PTSDY2...AND WUUS03 PTSDY3. THE
INCLUSION OF POINTS IN THIS PRODUCT WILL EVENTUALLY BE DISCONTINUED.
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED FOR 0600Z
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