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Tornado Watch 242
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WW0242 Radar
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   SEL2
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 242
   NWS STORM PREDICTION CENTER NORMAN OK
   315 PM EDT MON APR 28 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          NORTHEASTERN NORTH CAROLINA
          SOUTHEASTERN VIRGINIA
          COASTAL WATERS
   
   EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 315 PM UNTIL 800
   PM EDT.
   
   TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
   GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
   AREAS.
   
   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE
   MILES EAST AND WEST OF A LINE FROM 40 MILES NORTH OF NORFOLK
   VIRGINIA TO 65 MILES SOUTH SOUTHWEST OF ELIZABETH CITY NORTH
   CAROLINA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
   
   REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
   TORNADOES AND 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.
   
   DISCUSSION...THUNDERSTORMS...INCLUDING DISCRETE
   SUPERCELLS...CONTINUE TO INCREASE THIS AFTERNOON AHEAD OF STRONG
   UPPER TROUGH AND ASSOCIATED SURFACE TROUGH MOVING ACROSS CENTRAL
   NC/VA.  AIR MASS IS ONLY WEAKLY UNSTABLE...BUT WITH STRONG LOW LEVEL
   SHEAR...PERSISTENT SURFACE PRESSURE FALLS AND LOW LCL WITHIN VERY
   MOIST BOUNDARY LAYER...THREATS OF ISOLATED TORNADOES AND/OR DAMAGING
   WINDS WILL CONTINUE UNTIL FRONT MOVES OFFSHORE THIS EVENING.
   
   AVIATION...TORNADOES AND 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
   400. MEAN STORM MOTION VECTOR 24030.
   
   
   ...EVANS
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Page last modified: April 29, 2008
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