Severe Thunderstorm Watch

[ture....@dot.gov]

Severe Thunderstorm Watch # 280 has been issued for all of Vermont until 9:00 pm.  At 1:30 pm a line of storms was west of Plattsburg, NY and another line was from Watertown to Rochester, NY.  No warnings have been issued for these storms yet.

 

Updates will be sent as necessary. 

 

URGENT - IMMEDIATE BROADCAST REQUESTED

   SEVERE THUNDERSTORM WATCH NUMBER 280

   NWS STORM PREDICTION CENTER NORMAN OK

   120 PM EDT WED MAY 16 2012

  

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   

          WESTERN CONNECTICUT

          WESTERN AND CENTRAL MASSACHUSETTS

          WESTERN MAINE

          MUCH OF NEW HAMPSHIRE

          EASTERN NEW YORK

          NORTHEAST PENNSYLVANIA

          VERMONT

  

   EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 120 PM UNTIL

   900 PM EDT.

  

   HAIL TO 2 INCHES 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 110

   STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES NORTHWEST OF

   NEWPORT VERMONT TO 20 MILES SOUTH OF MONTICELLO NEW YORK.  FOR A

   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

   UPDATE (WOUS64 KWNS WOU0).

  

   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...SCATTERED THUNDERSTORMS ARE EXPECTED TO INTENSIFY THIS

   AFTERNOON ACROSS MUCH OF EASTERN NY/NORTHEAST PA AND WESTERN NEW

   ENGLAND AS AN UPPER TROUGH APPROACHES FROM THE WEST.  STRONG DAYTIME

   HEATING COUPLED WITH A MOIST BOUNDARY LAYER WILL RESULT IN MODERATE

   CAPE VALUES AND LITTLE CINH.  SHEAR PROFILES ARE FAVORABLE FOR

   ORGANIZED/SUPERCELL STORMS CAPABLE OF DAMAGING WINDS AND HAIL.

  

   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM

   MOTION VECTOR 26030.