Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for Watch Status Reports.
SEL5 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 75 NWS Storm Prediction Center Norman OK 510 PM EDT Sun Mar 30 2025 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southeast Lower Michigan Northwest Ohio Lake Erie Lake Huron * Effective this Sunday afternoon and evening from 510 PM until 1000 PM EDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible Isolated large hail events to 1 inch in diameter possible A tornado or two possible SUMMARY...A well-developed squall line will move quickly northeastward from Indiana into Lower Michigan and northwest Ohio through this evening, with a continued threat for damaging winds of 60-75 mph, isolated large hail near 1 inch diameter, and possibly a tornado or two with embedded circulations. The severe thunderstorm watch area is approximately along and 55 statute miles east and west of a line from 25 miles northeast of Saginaw MI to 50 miles southwest of Findlay OH. 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 70...WW 71...WW 72...WW 73...WW 74... AVIATION...A few severe thunderstorms with hail surface and aloft to 1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 23050. ...Thompson