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Tornado Watch 280
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WW0280 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Moderate 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.
   SEL0

   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 280
   NWS STORM PREDICTION CENTER NORMAN OK
   300 PM EDT WED JUN 11 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * TORNADO WATCH FOR PORTIONS OF 
     DISTRICT OF COLUMBIA
     WESTERN AND CENTRAL MARYLAND
     SOUTHWEST AND SOUTH-CENTRAL PENNSYLVANIA
     NORTHERN VIRGINIA
     NORTHERN AND EASTERN WEST VIRGINIA
     COASTAL WATERS

   * EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 300 PM
     UNTIL 900 PM EDT.

   * PRIMARY THREATS INCLUDE...
     A COUPLE TORNADOES POSSIBLE
     ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
     ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE

   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE
   MILES NORTH AND SOUTH OF A LINE FROM 20 MILES SOUTHWEST OF
   PITTSBURGH PENNSYLVANIA TO 50 MILES SOUTHEAST OF HAGERSTOWN
   MARYLAND.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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.

   &&

   OTHER WATCH INFORMATION...CONTINUE...WW 279...

   DISCUSSION...THUNDERSTORMS DEVELOPING OVER PARTS OF VA AND WV ARE
   EXPECTED TO MOVE NORTH AND INTERACT WITH A QUASI-STATIONARY BOUNDARY
   WHERE SHEAR AND VORTICITY ARE ENHANCED. IN ADDITION TO A LARGE HAIL
   AND DAMAGING WIND THREAT...A COUPLE OF TORNADOES ARE POSSIBLE.

   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
   500. MEAN STORM MOTION VECTOR 23025.


   ...MEAD
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Page last modified: June 12, 2014
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