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Severe Thunderstorm Watch 426
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WW0426 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Very 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.
   SEL6

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 426
   NWS STORM PREDICTION CENTER NORMAN OK
   640 PM EDT TUE JUL 14 2015

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     DISTRICT OF COLUMBIA
     WESTERN AND CENTRAL MARYLAND
     NORTHWESTERN NORTH CAROLINA
     WESTERN AND NORTHERN VIRGINIA
     EASTERN WEST VIRGINIA
     COASTAL WATERS

   * EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 640 PM
     UNTIL 100 AM EDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

   SUMMARY...ORGANIZED THUNDERSTORM COMPLEX OVER WEST VIRGINIA AND
   EASTERN KENTUCKY SHOULD CONTINUE TO MOVE SOUTHEASTWARD TO
   EAST-SOUTHEASTWARD INTO THE WATCH AREA...EITHER MAINTAINING
   INTENSITY OR (IF IT TEMPORARILY WEAKENS) STRENGTHENING AGAIN ONCE
   ENCOUNTERING FAVORABLE AIR MASS ON THE EAST SIDE OF THE MOUNTAINS. 
   AS SUCH...DAMAGING GUSTS ARE EXPECTED AND ISOLATED...MARGINALLY
   SEVERE HAIL ARE POSSIBLE.  SEE SPC MESOSCALE DISCUSSION 1419 FOR
   METEOROLOGICAL DETAILS.

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
   STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES SOUTH OF
   DUBLIN VIRGINIA TO 50 MILES NORTHWEST OF WASHINGTON DISTRICT OF
   COLUM.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
   WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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 421...WW 422...WW
   423...WW 424...WW 425...

   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 550. MEAN STORM MOTION
   VECTOR 28030.


   ...EDWARDS
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Page last modified: July 15, 2015
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