

600 

WWUS20 KWNS 161717

SEL8

SPC WW 161717

NYZ000-OHZ000-PAZ000-WVZ000-LEZ000-LOZ000-170100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 378

NWS Storm Prediction Center Norman OK

120 PM EDT Thu Jul 16 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western New York

  Eastern Ohio

  Western Pennsylvania

  Northern Panhandle of West Virginia

  Lake Erie

  Lake Ontario



* Effective this Thursday afternoon and evening from 120 PM until

  900 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...Scattered thunderstorms are expected to develop this

afternoon across eastern Ohio and spread into parts of western New

York and western Pennsylvania.  The stronger storms will be capable

of gusty/damaging wind gusts and some hail.  An isolated tornado or

two cannot be ruled out.



The severe thunderstorm watch area is approximately along and 85

statute miles east and west of a line from 30 miles north northeast

of Buffalo NY to 35 miles south southwest of Wheeling WV. 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

25030.



...Hart

