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Severe Thunderstorm Watch 253
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WW0253 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Low Very 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.
   SEL3
   0-
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 253
   NWS STORM PREDICTION CENTER NORMAN OK
   945 AM EDT THU APR 28 2011
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          WESTERN CONNECTICUT
          MUCH OF DELAWARE
          WESTERN MASSACHUSETTS
          EASTERN MARYLAND
          MUCH OF NEW JERSEY
          EASTERN NEW YORK
          EASTERN PENNSYLVANIA
          SOUTHERN VERMONT
          COASTAL WATERS
   
   EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 945 AM UNTIL
   400 PM EDT.
   
   HAIL TO 1 INCH 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 55
   STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH OF
   GLENS FALLS NEW YORK TO 20 MILES SOUTHEAST OF DOVER DELAWARE. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU3).
   
   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 249...WW 250...WW
   251...WW 252...
   
   DISCUSSION...LINE OF STRONG TO SEVERE STORMS OVER EASTERN NY/PA WILL
   MOVE EASTWARD ACROSS THE WATCH AREA THROUGH THE AFTERNOON.  DESPITE
   ONLY MARGINAL INSTABILITY...STRONG WINDS ALOFT WILL POSE A RISK OF
   LOCALLY DAMAGING WIND GUSTS NEAR THE STRONGER CONVECTIVE CORES.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
   A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION
   VECTOR 22040.
   
   
   ...HART
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