WWUS20 KWNS 090148 SEL9 SPC WW 090148 MTZ000-NDZ000-090900- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 449 NWS Storm Prediction Center Norman OK 750 PM MDT Fri Jul 8 2022 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Central and Northeast Montana Northwest North Dakota * Effective this Friday night and Saturday morning from 750 PM until 300 AM MDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2.5 inches in diameter likely Scattered damaging wind gusts to 70 mph likely A tornado or two possible SUMMARY...Severe thunderstorms currently over central Montana will track eastward this evening and tonight across the watch area. The potential exists for large hail and swaths of wind damage with the strongest storms. The severe thunderstorm watch area is approximately along and 80 statute miles north and south of a line from 80 miles west southwest of Glasgow MT to 30 miles southeast of Williston ND. 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. && OTHER WATCH INFORMATION...CONTINUE...WW 448... 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 500. Mean storm motion vector 25035. ...Hart