304 WWUS20 KWNS 120219 SEL9 SPC WW 120219 IDZ000-WYZ000-120300- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH - NUMBER 409 NWS STORM PREDICTION CENTER NORMAN OK 819 PM MDT WED JUN 11 2025 THE NWS STORM PREDICTION CENTER HAS CANCELLED SEVERE THUNDERSTORM WATCH NUMBER 409 ISSUED AT 300 PM MDT FOR PORTIONS OF IDAHO WYOMING  001 WWUS20 KWNS 120303 SEL8 SPC WW 120303 IAZ000-MNZ000-120300- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH - NUMBER 408 NWS STORM PREDICTION CENTER NORMAN OK 1003 PM CDT WED JUN 11 2025 THE NWS STORM PREDICTION CENTER HAS CANCELLED SEVERE THUNDERSTORM WATCH NUMBER 408 ISSUED AT 255 PM CDT FOR PORTIONS OF IOWA MINNESOTA  522 WWUS20 KWNS 122051 SEL0 SPC WW 122051 COZ000-NEZ000-SDZ000-WYZ000-130500- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 410 NWS Storm Prediction Center Norman OK 255 PM MDT Thu Jun 12 2025 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northeast Colorado Western and Northern Nebraska Southern South Dakota Southeast Wyoming * Effective this Thursday afternoon and evening from 255 PM until 1100 PM MDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2.5 inches in diameter possible Scattered damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...Severe thunderstorms are expected to continue to develop regionally mainly near a southwest/northeast-oriented front, with an unstable air mass and moderately strong wind profiles supporting supercells and hail/wind potential, and possibly even a brief tornado. The severe thunderstorm watch area is approximately along and 75 statute miles north and south of a line from 40 miles east southeast of Chamberlain SD to 75 miles south southwest of Torrington WY. 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. && AVIATION...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 550. Mean storm motion vector 26025. ...Guyer