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Severe Thunderstorm Watch 627
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WW0627 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High Moderate
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 627
   NWS STORM PREDICTION CENTER NORMAN OK
   1250 PM EDT MON JUL 27 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          CENTRAL AND EASTERN NORTH CAROLINA
          SOUTHEASTERN VIRGINIA
          COASTAL WATERS
   
   EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 1250 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 75
   STATUTE MILES EITHER SIDE OF A LINE FROM 40 MILES SOUTH SOUTHWEST
   OF FAYETTEVILLE NORTH CAROLINA TO 40 MILES NORTH OF NORFOLK
   VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).
   
   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 RECENTLY DEVELOPED ALONG THE SEA BREEZE AND
   OTHER STORMS ARE ALSO ANTICIPATED AS AN UPPER WAVE MOVES EWD ACROSS
   VA... AND ANOTHER SHIFTS NEWD ACROSS ERN NC. AIR MASS IS VERY MOIST
   AND HEATING HAS RESULTED IN STRONG INSTABILITY. THIS INSTABILITY
   COMBINED WITH EFFECTIVE SHEAR AT 30-40 KT WILL BE FAVORABLE FOR
   SEVERE STORMS...INCLUDING A FEW SUPERCELLS. THE STRONG INSTABILITY
   WILL SUPPORT STRONG UPDRAFTS AND HAIL...WHILE THE MOIST AND HOT AIR
   MASS ALSO FAVORS DAMAGING WIND GUSTS.
   
   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 27020.
   
   
   ...IMY
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