WWUS85 KRIW 080345 SPSRIW Special Weather Statement National Weather Service Riverton WY 945 PM MDT Tue Jul 7 2026 WYZ004-008-080415- North Bighorn Basin-Bighorn Mountains West- 945 PM MDT Tue Jul 7 2026 ...STRONG THUNDERSTORMS WILL IMPACT SOUTHEASTERN BIG HORN COUNTY THROUGH 1015 PM MDT... At 945 PM MDT, Doppler radar was tracking strong thunderstorms along a line extending from 11 miles north of Greybull to near Basin. Movement was southeast at 40 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could blow around unsecured objects. Minor hail damage to vegetation is possible. Strong thunderstorms will be near... Basin around 950 PM MDT. Shell around 955 PM MDT. Shell Canyon around 1000 PM MDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. These storms may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service office in Riverton. && LAT...LON 4458 10746 4418 10767 4442 10814 4472 10801 TIME...MOT...LOC 0345Z 292DEG 34KT 4464 10798 4443 10808 MAX HAIL SIZE...0.75 IN MAX WIND GUST...50 MPH $$ TL