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WWUS20 KWNS 080337

SEL5

SPC WW 080337

OHZ000-PAZ000-WVZ000-081000-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 85

NWS Storm Prediction Center Norman OK

1140 PM EDT Tue Apr 7 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Southern and eastern Ohio

  Western Pennsylvania

  Northern West Virginia



* Effective this Tuesday night and Wednesday morning from 1140 PM

  until 600 AM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...Extensive squall line with embedded supercell structures

should progress southeast towards the Upper Ohio Valley through the

early morning. A mix of damaging winds and severe hail will be

possible.



The severe thunderstorm watch area is approximately along and 55

statute miles north and south of a line from 5 miles south of Dayton

OH to 20 miles north northeast of Latrobe 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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 82...WW 84...



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

32040.



...Grams

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