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SEL1 URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 531 NWS Storm Prediction Center Norman OK 205 PM CDT Sun Oct 24 2021 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Extreme west central Illinois Missouri * Effective this Sunday afternoon and evening from 205 PM until 1000 PM CDT. * Primary threats include... A few tornadoes likely with a couple intense tornadoes possible Scattered damaging winds and isolated significant gusts to 75 mph likely Scattered large hail likely with isolated very large hail events to 2 inches in diameter possible SUMMARY...Scattered severe storm development is expected this afternoon along and ahead of a cold front moving from Kansas toward western Missouri. The storm environment will initially favor supercells capable of producing a couple of strong tornadoes, large hail, and damaging winds. Later this evening, the threat for wind damage will increase as storms evolve into a more linear mode toward eastern Missouri, while the threat for tornadoes will persist with circulations embedded in the line of storms. The tornado watch area is approximately along and 95 statute miles east and west of a line from 10 miles east northeast of Kirksville MO to 55 miles south southeast of Springfield MO. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and 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. && AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24045. ...Thompson