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Severe Thunderstorm Watch 738
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WW0738 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL8
   0-
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 738
   NWS STORM PREDICTION CENTER NORMAN OK
   235 PM EDT WED JUL 23 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          CONNECTICUT
          DELAWARE
          PARTS OF WESTERN MASSACHUSETTS
          PARTS OF EASTERN MARYLAND
          NEW JERSEY
          PARTS OF SOUTHEAST NEW YORK
          SMALL PART OF SOUTHEAST PENNSYLVANIA
          RHODE ISLAND
          COASTAL WATERS
   
   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 235 PM UNTIL
   1000 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 75
   STATUTE MILES EAST AND WEST OF A LINE FROM 15 MILES NORTH
   NORTHEAST OF WESTFIELD MASSACHUSETTS TO 50 MILES SOUTH SOUTHEAST
   OF DOVER DELAWARE.  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.
   
   OTHER WATCH INFORMATION...CONTINUE...WW 735...WW 736...WW 737...
   
   DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY
   ACROSS WATCH AREA WHERE AIR MASS IS NOW UNSTABLE AND FAVORABLY
   SHEARED.  WITH 30-40KT OF DEEP LAYER SHEAR AND MLCAPES AOA 2000
   J/KG...MULTICELLULAR AND SUPERCELLS WILL BE POSSIBLE.  PRIMARY
   THREAT WILL BE WIND DAMAGE AND MARGINALLY SEVERE HAIL ALONG WITH
   POSSIBLE ISOLATED BRIEF TORNADOES ASSOCIATED WITH ANY SUPERCELL THAT
   IS ABLE TO DEVELOP.
   
   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 22030.
   
   
   ...HALES
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Page last modified: July 23, 2008
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