WW 478 TORNADO IN MI OH LE LM 130055Z – 130700Z
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 478 NWS Storm Prediction Center Norman OK 855 PM EDT Wed Jul 12 2023 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northern Indiana Southern Lower Michigan Northwest Ohio Lake Erie Lake Michigan * Effective this Wednesday night and Thursday morning from 855 PM until 300 AM EDT. * Primary threats include... A couple tornadoes possible Isolated damaging wind gusts to 65 mph possible SUMMARY...Strong/severe thunderstorms including a few supercells are expected to develop generally eastward across the region tonight, with some tornado potential aside from locally damaging winds. The tornado watch area is approximately along and 50 statute miles north and south of a line from 25 miles west southwest of Benton Harbor MI to 20 miles east northeast of Detroit MI. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU8). 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 477... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 1 inch. Extreme turbulence and surface wind gusts to 55 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27025. ...Guyer




