WWUS20 KWNS 132150 SEL1 SPC WW 132150 MTZ000-140500- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 201 NWS Storm Prediction Center Norman OK 350 PM MDT Wed May 13 2026 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Eastern Montana * Effective this Wednesday afternoon and evening from 350 PM until 1100 PM MDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible SUMMARY...Thunderstorm bands with potential severe wind gusts are forecast to move into the Watch area this evening. Peak gusts associated with the stronger cores and downdrafts will likely range in the 60-75 mph range. This activity will gradually wane by late evening into the early overnight period. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 55 miles north northwest of Glasgow MT to 55 miles south of Billings MT. 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 199...WW 200... AVIATION...A few severe thunderstorms with hail surface and aloft to inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 400. Mean storm motion vector 22045. ...Smith