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SEL8 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 588 NWS Storm Prediction Center Norman OK 110 PM EDT Thu Aug 1 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southeast Illinois Southern Indiana Western and Central Kentucky Far Southwest Ohio * Effective this Thursday afternoon and evening from 110 PM until 800 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1 inch in diameter possible A tornado or two possible SUMMARY...A cluster of thunderstorms over southern Illinois should further intensify this afternoon as it spreads eastward across parts of the Lower Ohio Valley. Scattered severe/damaging winds up to 60-70 mph should be the main threat, but an line-embedded tornado or two may also occur. The severe thunderstorm watch area is approximately along and 60 statute miles north and south of a line from 75 miles west northwest of Evansville IN to 20 miles east northeast of Lexington KY. 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 inch. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27035. ...Gleason