5/27/2023 3:11:00 PM until 5/27/2023 3:45:00 PM

For your protection move to an interior room on the lowest floor of a building.

A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM MDT FOR NORTHWESTERN WESTON AND SOUTHWESTERN CROOK COUNTIES... At 311 PM MDT, a severe thunderstorm was located 6 miles west of Upton, or 29 miles southwest of Sundance, moving north at 20 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Upton, Moorcroft, Pine Haven and southern Keyhole Reservoir. This includes Interstate 90 in Wyoming between Mile Markers 154 and 174. HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH