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Severe Thunderstorm Watch 138
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WW0138 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
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.
   SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 138
   NWS STORM PREDICTION CENTER NORMAN OK
   1120 PM EDT FRI APR 10 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          SOUTHEAST GEORGIA
          EASTERN NORTH CAROLINA
          EASTERN SOUTH CAROLINA
          COASTAL WATERS
   
   EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 1120 PM
   UNTIL 600 AM 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 60
   STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH OF NEW
   BERN NORTH CAROLINA TO 20 MILES SOUTH SOUTHWEST OF SAVANNAH
   GEORGIA.  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 135...WW 136...WW 137...
   
   DISCUSSION...CONVECTION IS EXPECTED TO CONTINUE OVERNIGHT AND SPREAD
   EWD TOWARD THE SC/NC COASTAL PLAINS IN ADVANCE OF THE MID LEVEL
   TROUGH MOVING EWD FROM THE SRN APPALACHIANS.  INSTABILITY IS
   MARGINAL NEAR THE COAST...BUT COOLING MID LEVEL TEMPERATURES AND
   SOMEWHAT STEEPER LAPSE RATES WILL SPREAD EWD AND CONTRIBUTE TO
   SUFFICIENT DESTABILIZATION TO MAINTAIN THE THUNDERSTORMS FOR SEVERAL
   MORE HOURS.  STRENGTHENING LOW-LEVEL WINDS WILL SUPPORT DAMAGING
   WINDS AS THE PRIMARY SEVERE THREAT OVERNIGHT...THOUGH MARGINALLY
   SEVERE HAIL AND A BRIEF TORNADO CANNOT BE RULED OUT.
   
   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 27040.
   
   
   ...THOMPSON
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