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Severe Thunderstorm Watch 278
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WW0278 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
High 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.
   SEL8

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 278
   NWS Storm Prediction Center Norman OK
   1115 AM EDT Tue Jul 17 2018

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Connecticut
     Massachusetts
     Southern Maine
     Southern New Hampshire
     Southeast New York
     Rhode Island
     Southern Vermont
     Coastal Waters

   * Effective this Tuesday morning and evening from 1115 AM until
     700 PM EDT.

   * Primary threats include...
     Scattered damaging wind gusts to 70 mph likely
     A tornado or two possible

   SUMMARY...Within a very moist and increasingly unstable environment,
   bands of storms will continue to intensify from late morning into
   afternoon and generally spread east/northeastward across the region.
   The stronger storms will be capable of wind damage, although some
   hail or even a brief tornado cannot be ruled out.

   The severe thunderstorm watch area is approximately along and 50
   statute miles north and south of a line from 25 miles east southeast
   of Portsmouth NH to 30 miles west southwest of Pittsfield MA. 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
   1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   24025.

   ...Guyer
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Page last modified: July 17, 2018
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