FXUS62 KTBW 240649
AFDTBW
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
250 AM EDT FRI SEP 24 2004
.SHORT TERM (TODAY - SUN)...AS EARLIER INDICATED...A QUIET START TO
THE WEEKEND FOLLOWED BY AN ACTIVE FINISH...ALL DEPENDING ON
JEANNE'S FINAL TRACK AND ENVELOPE OF HAZARDOUS WEATHER. FIRST...THE
QUIET. A FANTASTIC START TODAY WITH EARLY OCTOBER-LIKE MORNING
TEMPS AND CLEAR SKIES. WITH MID LEVEL SUBSIDENCE HOLDING FIRM...
EXPECT A MIX OF SUN AND FLAT CU BY AFTN AND SEASONABLE TEMPS.
SKIES SHOULD REMAIN CLEAR TONIGHT...EXCEPT PERHAPS SOME MID LEVEL
BANDS WILL DEVELOP OVER THE FAR E CWFA TOWARD DAYBREAK.
FOR SAT...THE OUTER BANDS OF JEANNE WILL BEGIN TO AFFECT SOME...IF
NOT ALL...OF THE AREA. WHETHER OR NOT JEANNE RECAPTURES DEEP
CONVECTION AS SHE HEADS ACROSS 75W MAY NOT MATTER AS LAND-AIDED
CONVERGENCE ENHANCES LIFT AND THUS SQUALLY WEATHER...SIMILAR TO THE
DAY BEFORE FRANCES JUST THREE WEEKS AGO. BEST CHANCES OF RAIN WILL
BE OVER OUR INTERIOR ZONES AS SUBSIDENCE MAY HANG ON LONGEST
CLOSE TO THE GULF.
THE FCST FOR SAT NIGHT/SUN CONTINUES TO BE UNCERTAIN. THE
INTERACTION OF THE ATMOSPHERIC "PUZZLE" IS WHAT MAKES HURRICANE
FCSTG INTRIGUING AND AGONIZING AT THE SAME TIME. FOR JEANNE...THE
QUESTION REMAINS...HOW LONG WILL E-W RIDGE AXIS HOLD BEFORE IT
REALIGNS...QUICKLY...TO A S-N AXIS TURNING THE STORM WITH IT? THE
GLOBAL MODELS ARE NO HELP...SINCE THEY ARE ALL STICKING TO THEIR
RESPECTIVE TRACKS. GIVEN THAT THE 00Z SOLUTIONS ARE VIRTUALLY
UNCHANGED...AND THE EVOLUTION OF IMPACTING SATELLITE FEATURES
(NAMELY A TROUGH EASING INTO THE PACIFIC NW) IS STILL UNKNOWN...
WE'VE BASICALLY KEPT THE SAME FCST SAT NIGHT/SUN...WITH JUST A FEW
TWEAKS.THE GOOD NEWS? IT APPEARS WE CAN HONE IN ON POTENTIAL HAZARDS FOR
WEST CENTRAL FL AND THE SUNCOAST. THESE WOULD INCLUDE TROPICAL STORM
FORCE WINDS...LIGHT TO MODERATE RAINFALL TOTALS...AND (SHOULD THE
STORM EMERGE INTO THE EASTERN GULF) MINOR COASTAL FLOODING. NOTE
THAT SHOULD THE SYSTEM TRACK AS FCST (AND INDICATED BY THE LATEST
GFDL AND GFS RUN) IMPACTS WILL BE FELT MOST OVER INTERIOR COUNTIES
WITH ONLY NUISANCE AFFECTS TOWARD THE COAST.
MORE INFORMATION AVAILABLE IN THE HAZ WX OUTLOOK BY 5 AM..LONG TERM (SUN NIGHT - THURS)...SHOWERS AND ISOLATED THUNDERSTORMS
WILL END FROM SOUTH TO NORTH SUNDAY NIGHT AS HURRICANE JEANNE
LIFTS NORTHEAST OF FLORIDA. SCATTERED SHOWERS AND THUNDERSTORMS
WILL OCCUR MONDAY AND TUESDAY AFTERNOON IN THE WAKE OF JEANNE. WEAK
HIGH PRESSURE WILL BUILD OVER THE SOUTHEAST U.S. TUESDAY NIGHT AND
WEDNESDAY. WEDNESDAY THROUGH FRIDAY...SKIES WILL BE MOSTLY CLEAR
AT NIGHT WITH PARTLY CLOUDY SKIES DURING THE DAY WITH ISOLATED
AFTERNOON SHOWERS AND THUNDERSTORMS. TEMPERATURES WILL BE NEAR
CLIMATIC NORMALS EACH DAY.
&&
.MARINE...MODERATE NE WIND WILL CONTINUE TODAY...BACKING TO N
TONIGHT AND INCREASING BY SATURDAY. NO HIGHLIGHTS TODAY...BUT WILL
LIKELY NEED SCA BY SAT AND PERHAPS MORE BY SAT NIGHT/SUN DEPENDING
ON FINAL TRACK/INTENSITY OF JEANNE. WINDS SHOULD QUICKLY DIMINISH
BEHIND THE SYSTEM BY LATE MONDAY WITH MORE BENIGN CONDS RETURNING
TUE.
&&
.FIRE WEATHER...CONTINUED VERY GOOD DISPERSION TODAY AND
SATURDAY...BUT RH WILL REMAIN ABOVE HIGHLIGHT CRITERIA.
&&
.PRELIMINARY POINT TEMPS/POPS...
TPA 088 073 088 075 / 00 00 30 50
FMY 089 073 088 075 / 00 00 40 50
GIF 088 073 087 075 / 00 00 50 70
SRQ 089 072 088 076 / 00 00 30 50
BKV 088 068 088 073 / 00 00 30 50
&&
.TBW WATCHES/WARNINGS/ADVISORIES...NONE.
&&
$$
SHORT TERM...BSG
LONG TERM....EO


