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SEL0 URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 600 NWS Storm Prediction Center Norman OK 525 PM CDT Mon Aug 5 2024 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northern Iowa Southern Minnesota Southwest Wisconsin * Effective this Monday afternoon from 525 PM until Midnight CDT. * Primary threats include... A few tornadoes possible Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible Scattered damaging wind gusts to 70 mph likely SUMMARY...Thunderstorms are forecast to intensify this evening with several supercells expected to evolve from the initial thunderstorm activity over southern Minnesota. A tornado risk may accompany any established and mature supercell. The risk for large to very large hail (1 to 2.5 inches in diameter) and severe gusts (60-70 mph) will also increase this evening. Upscale growth into a linear cluster is forecast later this evening with the severe threat transitioning to mainly a wind risk, with perhaps a lingering tornado threat. The tornado watch area is approximately along and 50 statute miles north and south of a line from 45 miles north northwest of Spencer IA to 45 miles north northeast of Dubuque IA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU0). 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 597...WW 598...WW 599... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 29030. ...Smith