WW 624 SEVERE TSTM MN 110045Z – 110700Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 624 NWS Storm Prediction Center Norman OK 745 PM CDT Thu Aug 10 2023 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest into south central Minnesota * Effective this Thursday night and Friday morning from 745 PM until 200 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...An organizing line of storms in eastern South Dakota is expected to persist while moving east-southeastward into Minnesota through the early overnight hours. The primary severe threats will be damaging winds of 60-70 mph and isolated large hail of 1-1.5 inches in diameter. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 55 miles east northeast of Ortonville MN to 50 miles south southwest of Redwood Falls MN. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU4). 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 623... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 550. Mean storm motion vector 29025. ...Thompson
