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WWUS20 KWNS 221740

SEL5

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INZ000-KYZ000-OHZ000-PAZ000-WVZ000-LEZ000-230100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 115

NWS Storm Prediction Center Norman OK

140 PM EDT Tue May 22 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southeast Indiana

  Extreme North Central Kentucky

  Ohio

  Western Pennsylvania

  Northern West Virginia Panhandle

  Lake Erie



* Effective this Tuesday afternoon and evening from 140 PM until

  900 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Isolated large hail events to 1.5 inches in diameter possible



SUMMARY...Storms developing along and head of an advancing cold

front will intensify and spread eastward this afternoon.  Damaging

wind gusts will be the primary severe threat through the evening

hours.



The severe thunderstorm watch area is approximately along and 60

statute miles north and south of a line from 40 miles west northwest

of Cincinnati OH to 40 miles north northeast of Pittsburgh PA. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU5).



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 450. Mean storm motion vector

27030.



...Weiss

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