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SEL1 URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 71 NWS Storm Prediction Center Norman OK 215 PM EDT Sun Mar 30 2025 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northeast Illinois Northern Indiana Extreme southwest Lower Michigan Lake Michigan * Effective this Sunday afternoon and evening from 215 PM until 800 PM EDT. * Primary threats include... A couple tornadoes possible Widespread damaging wind gusts to 70 mph likely Scattered large hail events to 1.5 inches in diameter possible SUMMARY...A developing squall line in central Illinois will spread quickly northeastward into Indiana through the afternoon, with the potential for swaths of 60-70 mph thunderstorm gusts and a couple of tornadoes with embedded circulations. Additional storms will also form across northeast Illinois with the potential to produce damaging winds, isolated large hail (1-1.5 inches in diameter) and a couple of tornadoes. The tornado watch area is approximately along and 85 statute miles east and west of a line from 35 miles northwest of South Bend IN to 5 miles south of Lafayette IN. 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. && OTHER WATCH INFORMATION...CONTINUE...WW 70... AVIATION...Tornadoes and 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 500. Mean storm motion vector 22045. ...Thompson