

221 

WWUS20 KWNS 110002

SEL1

SPC WW 110002

INZ000-KYZ000-OHZ000-LEZ000-110500-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 431

NWS Storm Prediction Center Norman OK

805 PM EDT Mon Aug 10 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Extreme southeastern Indiana

  Extreme north central Kentucky

  Western Ohio

  Lake Erie



* Effective this Monday night and Tuesday morning from 805 PM

  until 100 AM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible

  Isolated large hail events to 1 inch in diameter possible



SUMMARY...A well-developed squall line will likely persist for a few

more hours while moving from Indiana into western Ohio and northern

Kentucky.  The threat for occasional damaging gusts will likewise

continue, until the storms weaken later tonight.



The severe thunderstorm watch area is approximately along and 40

statute miles east and west of a line from 15 miles north northwest

of Toledo OH to 50 miles south southwest of Cincinnati OH. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU1).



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 427...WW 428...WW

429...WW 430...



AVIATION...A few severe thunderstorms with hail surface and aloft to

1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few

cumulonimbi with maximum tops to 500. Mean storm motion vector

28035.



...Thompson

