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SEL1 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 531 NWS Storm Prediction Center Norman OK 200 AM CDT Sun Jul 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwestern Iowa Southwestern Minnesota Northeastern Nebraska East-central and southeastern South Dakota * Effective this Sunday morning from 200 AM until 800 AM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 90 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...A well-organized, bowing thunderstorm complex, with a history of numerous, measured, significant severe gusts (65+ kt) in western and central SD, should continue to pose a threat for severe wind as it moves through much of the watch area through dawn. The severe thunderstorm watch area is approximately along and 85 statute miles north and south of a line from 60 miles west of Mitchell SD to 25 miles north northeast of Spencer IA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). 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 527...WW 528...WW 529...WW 530... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 80 knots. A few cumulonimbi with maximum tops to 550. Mean storm motion vector 29050. ...Edwards