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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 259

NWS STORM PREDICTION CENTER NORMAN OK

1250 PM CDT SUN JUN 8 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL AND SOUTHERN ALABAMA

  CENTRAL MISSISSIPPI



* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 1250 PM UNTIL

  900 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTH OF

GREENVILLE MISSISSIPPI TO 55 MILES NORTHEAST OF MONTGOMERY

ALABAMA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 INCREASING ALONG AN OUTFLOW

BOUNDARY MOVING SEWD TOWARD WEST CENTRAL MS AND AIR MASS

DISCONTINUITY EXTENDING EWD INTO AL NEAR BHM.  A VERY MOIST AND

UNSTABLE ENVIRONMENT IS IN PLACE SOUTH OF THESE BOUNDARIES WITH DEW

POINTS IN THE LOW-MID 70S AND MLCAPE OF 2500-3000 J/KG.  WESTERLY

MID LEVEL WINDS OF 20-30 KT WILL SUPPORT ORGANIZED MULTI-CELLS

SEVERE STORMS WITH THREAT FOR DAMAGING WIND GUSTS AND OCCASIONAL

LARGE HAIL.



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 550. MEAN STORM

MOTION VECTOR 27025.





...WEISS

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