SEL1
SPC WW 221945
GAZ000-230200-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 491
NWS STORM PREDICTION CENTER NORMAN OK
345 PM EDT MON JUN 22 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHERN GEORGIA
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 345 PM UNTIL
1000 PM EDT.
HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
STATUTE MILES EAST AND WEST OF A LINE FROM 10 MILES NORTH
NORTHEAST OF MACON GEORGIA TO 30 MILES EAST SOUTHEAST OF VALDOSTA
GEORGIA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
OTHER WATCH INFORMATION...CONTINUE...WW 490...
DISCUSSION...COMPLEX OF TSTMS AT ISSUANCE TIME OVER CENTRAL GA MAY
CONTINUE TO EXPAND/INTENSIFY AS IT SHIFTS STEADILY SSEWD LATE
TODAY/THIS EVENING. AFTERNOON TEMPERATURES ARE NEAR RECORD LEVELS
IN ADVANCE OF THIS COMPLEX...WITH STEEP LOW LEVEL LAPSE RATES
FOSTERING STRONG/SEVERE DOWNDRAFTS. ALONG WITH DAMAGING
WINDS...ISOLATED LARGE HAIL MAY ALSO OCCUR.
AVIATION...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 34035.
...EVANS
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