WATCHES: Tornado Watch Number 142

WWUS20 KWNS 142035
SEL2
SPC WW 142035
ALZ000-FLZ000-GAZ000-CWZ000-150400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 142
NWS STORM PREDICTION CENTER NORMAN OK
435 PM EDT SAT APR 14 2007

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

SOUTHEAST ALABAMA
FLORIDA PANHANDLE
CENTRAL AND SOUTHERN GEORGIA
COASTAL WATERS

EFFECTIVE THIS SATURDAY AFTERNOON FROM 435 PM UNTIL MIDNIGHT EDT.

TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE
MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTHWEST OF
APALACHICOLA FLORIDA TO 60 MILES NORTH NORTHEAST OF MACON
GEORGIA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).

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...CONTINUE...WW 141...

DISCUSSION...CLUSTER OF SEVERE THUNDERSTORMS OVER CENTRAL AL WILL
CONTINUE TO TRACK EASTWARD INTO CENTRAL GA THIS AFTERNOON AND
EVENING...ALONG AND NORTH OF RETREATING WARM FRONT. OTHER ISOLATED
CELLS HAVE BEGUN TO DEVELOP IN DEEPLY MIXED BOUNDARY LAYER OVER
SOUTHERN GA. VERTICAL SHEAR PROFILES ARE FORECAST TO STRENGTHEN
CONSIDERABLY THROUGH THE NEXT FEW HOURS...WITH PARAMETERS BECOMING
FAVORABLE FOR SUPERCELLS AND BOWS CAPABLE OF DAMAGING WINDS AND
TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24030.

..HART

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@PO.UIUC.EDU with
"unsub wx-storm" in the body of your message. For more information write chris@lib.siu.edu.