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Severe Thunderstorm Watch 325
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WW0325 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Moderate Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL5
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 325
   NWS STORM PREDICTION CENTER NORMAN OK
   105 PM EDT WED JUN 3 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          DISTRICT OF COLUMBIA
          DELAWARE
          MUCH OF MARYLAND
          SOUTHERN NEW JERSEY
          CENTRAL AND NORTHERN VIRGINIA
          CENTRAL...SOUTHERN AND EASTERN WEST VIRGINIA
          COASTAL WATERS
   
   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 105 PM UNTIL
   800 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 65
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES SOUTH
   SOUTHWEST OF CHARLESTON WEST VIRGINIA TO 40 MILES NORTHEAST OF
   SALISBURY MARYLAND.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
   THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).
   
   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...THUNDERSTORMS WILL LIKELY INCREASE IN
   COVERAGE/INTENSITY ALONG AND S OF A SLOW-MOVING COLD FRONT FROM WV
   INTO THE NRN CHESAPEAKE REGION THROUGH THE AFTERNOON AS SURFACE
   HEATING RESULTS IN SUBSTANTIAL DESTABILIZATION.  MODERATE
   INSTABILITY AND 25-30 KT LOW-MID LEVEL FLOW WILL SUPPORT ORGANIZED
   MULTICELL CLUSTERS/LINE SEGMENTS CAPABLE OF PRODUCING DAMAGING WINDS
   AND LARGE HAIL.  OTHER SMALLER SCALE CONVECTIVE OUTFLOWS AND TERRAIN
   INFLUENCES WILL SUPPORT THE THREAT OF AT LEAST ISOLATED PULSE-TYPE
   SEVERE STORMS FARTHER S IN VA.
   
   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 26030.
   
   
   ...THOMPSON
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