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SPC Severe Thunderstorm Watch 584

WW 584 SEVERE TSTM CT MA ME NH NJ NY PA VT CW 041605Z – 050000Z

WW 0584 Image

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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 584
NWS Storm Prediction Center Norman OK
1205 PM EDT Fri Aug 4 2023

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Northwestern Connecticut
  Much of Massachusetts
  Far southern Maine
  Central and southern New Hampshire
  Northwestern New Jersey
  Central and eastern New York
  Parts of central and eastern Pennsylvania
  Central and southern Vermont
  Coastal Waters

* Effective this Friday afternoon and evening from 1205 PM until
  800 PM EDT.

* Primary threats include...
  Scattered damaging wind gusts to 65 mph possible
  Scattered large hail events to 1.5 inches in diameter possible

SUMMARY...Thunderstorms are forecast to continue to develop across
portions of Pennsylvania and New York and into New England early
this afternoon, intensifying and evolving into clusters/bands of
storms with time.  Large hail up to golf ball size, and wind gusts
locally exceeding 60 MPH are expected with the strongest storms.

The severe thunderstorm watch area is approximately along and 110
statute miles east and west of a line from 25 miles north northwest
of Lebanon NH to 35 miles southeast of State College PA. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4).

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 55 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
27030.

...Goss

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