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MESOSCALE DISCUSSION 0963
NWS STORM PREDICTION CENTER NORMAN OK
0450 PM CDT WED MAY 21 2008
AREAS AFFECTED...SOUTHEAST GA/NORTHERN FL/FL PANHANDLE/SE AL
CONCERNING...SEVERE THUNDERSTORM WATCH 332...
VALID 212150Z - 212245Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 332
CONTINUES.
STRONG TO SEVERE THUNDERSTORMS CONTINUE OVER THE EASTERN PORTIONS OF
WEATHER WATCH 332 WITH SOME STORMS EXHIBITING TRANSIENT ROTATION AND
BRIEF SUPERCELL CHARACTERISTICS. IN THE WESTERN AREAS OF THE
WATCH...STORMS HAVE STRUGGLED TO DEVELOP...BUT SATELLITE TRENDS
STILL SHOW TOWERING CU IN THE AREA AND ADDITIONALLY...THE BEST
INSTABILITY EXISTS OVER THE EASTERN FLORIDA PANHANDLE WITH MLCAPE
VALUES APPROACHING 2000 J/KG. CONVERGENCE ALONG THE COLD FRONT...
LOCATED ON THE NORTHERN BOUNDARY OF THE WATCH...IS FAIRLY
LIMITED...BUT RADAR TRENDS INDICATE SOME WEAK ECHOES IN THE AREA AND
WITH ADDITIONAL DAYTIME HEATING AN ISOLATED SEVERE STORM IS STILL
POSSIBLE IN THE NEXT COUPLE OF HOURS.
..LEVIT.. 05/21/2008
ATTN...WFO...CHS...JAX...TAE...MOB...
31528351 31728252 31928167 31928147 31618129 31038131
30558151 30228165 29998194 29878282 29958367 30038444
30058513 30168575 30348649 30548708 30988738 31308691
31468611 31478496 31528418
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