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SEL9 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 349 NWS Storm Prediction Center Norman OK 210 PM MDT Wed May 29 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Eastern Montana Western North Dakota Western South Dakota Northeast Wyoming * Effective this Wednesday afternoon and evening from 210 PM until 900 PM MDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2 inches in diameter possible Scattered damaging wind gusts to 65 mph possible SUMMARY...Scattered strong to severe thunderstorms will continue to develop and generally move northeastward across the region through the evening. The severe thunderstorm watch area is approximately along and 105 statute miles east and west of a line from 60 miles north northeast of Wolf Point MT to 85 miles southwest of Rapid City SD. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). 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 inches. Extreme turbulence and surface wind gusts to 55 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 23025. ...Guyer