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120 

WWUS20 KWNS 221933

SEL8

SPC WW 221933

GAZ000-SCZ000-CWZ000-230100-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 288

NWS STORM PREDICTION CENTER NORMAN OK

335 PM EDT TUE MAY 22 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       SOUTHEAST GEORGIA

       SOUTHERN AND EASTERN SOUTH CAROLINA

       COASTAL WATERS



EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 335 PM UNTIL

900 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 45

STATUTE MILES EITHER SIDE OF A LINE FROM 50 MILES WEST OF

SAVANNAH GEORGIA TO 20 MILES EAST OF CHARLESTON SOUTH CAROLINA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU8).



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.



DISCUSSION...STORMS HAVE BEEN SLOWLY INTENSIFYING OVER SOUTH

CENTRAL/SERN GA IMMEDIATELY IN ADVANCE OF AN UPPER TROUGH MOVING EWD

FROM AL TOWARD GA.  WATER VAPOR IMAGERY SHOWS ACTIVITY OCCURRING

ALONG SHARP MOISTURE DISCONTINUITY...INDICATING STORMS WILL LIKELY

PROGRESS ENEWD TOWARD COASTAL SECTIONS OF SC THROUGH THE EVENING.

IN ADDITION...OTHER STORMS MAY DEVELOP ALONG THE SEA BREEZE FRONT.

LARGE HAIL AND STRONG WIND GUSTS WILL BE ASSOCIATED WITH STRONGER

CELLS.



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 24020.





...WEISS

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