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Severe Thunderstorm Watch 403
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WW0403 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High Moderate
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.
   SEL3

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 403
   NWS STORM PREDICTION CENTER NORMAN OK
   105 PM EDT TUE JUL 8 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     PANHANDLE OF MARYLAND
     CENTRAL AND WESTERN NEW YORK
     EASTERN OHIO
     PENNSYLVANIA
     NORTHERN WEST VIRGINIA INCLUDING PANHANDLES
     LAKE ERIE
     LAKE ONTARIO

   * EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 105 PM UNTIL
     800 PM EDT.

   * PRIMARY THREATS INCLUDE...
     WIDESPREAD DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
       TO 75 MPH POSSIBLE
     ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
     A TORNADO OR TWO POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 140
   STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES WEST
   SOUTHWEST OF ELKINS WEST VIRGINIA TO 45 MILES NORTHWEST OF
   SYRACUSE NEW YORK.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

   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.

   &&

   DISCUSSION...DAMAGING-WIND THREAT IS EXPECTED TO RAMP UP
   CONSIDERABLY DURING NEXT SEVERAL HOURS.  EXPECT QLCS NOW DEVELOPING
   OVER OH TO ORGANIZE...EXPAND...AND SWEEP EWD TO ENEWD ACROSS THIS
   REGION INTO FAVORABLY DESTABILIZING AIR MASS...WITH CONCURRENT
   STRENGTHENING OF DEEP-LAYER FLOW AND SHEAR IN WARM SECTOR.

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 26040.


   ...EDWARDS
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Page last modified: July 09, 2014
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