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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 279

NWS STORM PREDICTION CENTER NORMAN OK

315 PM EDT TUE MAY 15 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTHEAST GEORGIA

       CENTRAL AND WESTERN NORTH CAROLINA

       WESTERN SOUTH CAROLINA



EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 315 PM UNTIL

1000 PM EDT.



HAIL TO 2 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 145

STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES SOUTHEAST OF

SPARTANBURG SOUTH CAROLINA TO 35 MILES NORTHEAST OF GREENSBORO

NORTH CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 278...



DISCUSSION...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS

PARTS OF WESTERN NC/SC AND SPREAD SLOWLY EAST-NORTHEASTWARD THROUGH

THE AFTERNOON AND EVENING HOURS.  MODERATE INSTABILITY COUPLED WITH

SUFFICIENT EFFECTIVE SHEAR FOR CONVECTIVE ORGANIZATION WILL PROMOTE

THE RISK OF HAIL AND GUSTY/DAMAGING WINDS IN THE MORE INTENSE STORMS

THROUGH THE EVENING.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 25025.





...HART

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