AI Summary

WW 440 SEVERE TSTM WI LM 022020Z - 030300Z URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 440 NWS Storm Prediction Center Norman OK 320 PM CDT Thu Jul 2 2026 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southern Wisconsin Lake Michigan * Effective this Thursday afternoon and evening from 320 PM until 1000 PM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated very large hail events to 2 inches in diameter possible A tornado or two possible SUMMARY...A large cluster of thunderstorms, including a few supercells will track eastward across southern Wisconsin this afternoon and evening. Damaging winds and large hail are the main concerns, although a tornado or two is also possible. The severe thunderstorm watch area is approximately along and 50 statute miles north and south of a line from 10 miles west southwest of Lonerock WI to 20 miles north northeast of Milwaukee WI. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU0). 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 437...WW 438...WW 439... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 26025. ...Hart Read more

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