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Severe Thunderstorm Watch 418
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WW0418 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very 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.
   SEL8

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 418
   NWS STORM PREDICTION CENTER NORMAN OK
   125 PM EDT THU JUL 28 2016

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     DISTRICT OF COLUMBIA
     DELAWARE
     MARYLAND
     NEW JERSEY
     SOUTHEAST PENNSYLVANIA
     NORTHERN VIRGINIA
     EASTERN WEST VIRGINIA
     COASTAL WATERS

   * EFFECTIVE THIS THURSDAY AFTERNOON FROM 125 PM UNTIL MIDNIGHT
     EDT.

   * PRIMARY THREATS INCLUDE...
     SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
     ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE
     A TORNADO OR TWO POSSIBLE

   SUMMARY...SCATTERED THUNDERSTORMS WILL CONTINUE DEVELOPING THIS
   AFTERNOON WITH PRIMARILY MULTICELL MODES...BUT SOME MARGINAL
   SUPERCELL STRUCTURES ARE ALSO POSSIBLE. DAMAGING WIND WILL BE THE
   MAIN THREAT BUT A FEW INSTANCES OF HAIL MAY OCCUR.

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES EAST
   NORTHEAST OF ATLANTIC CITY NEW JERSEY TO 25 MILES NORTH NORTHWEST
   OF STAUNTON VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE
   THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).

   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.

   &&

   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 500. MEAN STORM MOTION
   VECTOR 24035.


   ...DIAL
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Page last modified: July 29, 2016
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