

534 

WWUS20 KWNS 271458

SEL6

SPC WW 271458

FLZ000-GAZ000-CWZ000-271800-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 76

NWS STORM PREDICTION CENTER NORMAN OK

1100 AM EDT FRI MAR 27 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       FLORIDA BIG BEND

       SOUTHWEST GEORGIA

       COASTAL WATERS



EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 1100 AM UNTIL

200 PM EDT.



TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS

TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH OF MOULTRIE

GEORGIA TO 45 MILES SOUTH SOUTHEAST OF TALLAHASSEE FLORIDA.  FOR

A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 75. WATCH NUMBER 75 WILL NOT BE IN EFFECT AFTER 1100

AM EDT.



DISCUSSION...WELL-DEVELOPED MCS/SQUALL LINE WILL CONTINUE EWD ACROSS

THE FL BIG BEND AND SW GA THE NEXT FEW HOURS.  SOME MOISTENING E OF

THE ONGOING STORMS SHOULD RESULT IN SUFFICIENT DESTABILIZATION TO

SUSTAIN THE THREAT FOR DAMAGING WINDS AND A COUPLE OF TORNADOES WITH

BOWING SEGMENTS IN THE LARGER SQUALL LINE.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.

MEAN STORM MOTION VECTOR 27035.





...THOMPSON

