Moderate

At 403 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles east of Bison Crossing, or 10 miles southeast of Cheyenne, moving northwest at 10 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Cheyenne, South Greeley Highway, Fox Farm-College, South Cheyenne, Bison Crossing, Cowboy Ranch South, and Grass Hills.

At 404 PM MDT, Doppler radar was tracking a strong thunderstorm 10 miles southeast of Grayrocks Reservoir, or 18 miles east of Wheatland, moving northwest at 15 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of west central Goshen and east central Platte Counties.

At 505 PM CDT, Doppler radar was tracking a strong thunderstorm over Griffith, or 11 miles west of West Point, moving northeast at 20 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This strong thunderstorm will be near... Pala Alto around 510 PM CDT. If outdoors, consider seeking shelter inside a building.

At 408 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles west of Plains, or 15 miles southeast of Thompson Falls, moving north at 15 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Weeksville, Eddy and Snider. Monitor the weather situation closely and be alert for threatening weather conditions.

At 408 PM MDT, Doppler radar was tracking a strong thunderstorm near Syracuse, or 7 miles southwest of Layton, moving north at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Ogden, Layton, Farmington, Hill Air Force Base, Roy, Clearfield, Kaysville, Syracuse, Clinton, North Ogden, South Ogden, Centerville, Washington Terrace, Riverdale, Hooper, South Weber,

At 410 PM MDT, Doppler radar was tracking a strong thunderstorm 14 miles southwest of Hobson, or 18 miles south of Stanford, moving north at 10 mph. HAZARD...Nickel size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of central Judith Basin County. If outdoors, consider seeking shelter inside a building.

At 411 PM MDT, Doppler radar was tracking a strong thunderstorm capable of producing a landspout near Egbert, or 26 miles east of Cheyenne, moving northwest at 10 mph. HAZARD...Landspouts, wind gusts up to 40 mph, and half inch hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Burns, Egbert, Pine Bluffs Municipal Airport, and Carpenter.

At 513 PM CDT, Doppler radar was tracking a strong thunderstorm 4 miles east of Alva, moving northeast at 30 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Alva, Burlington, Driftwood, Ingersoll, and Capron. If outdoors, consider seeking shelter inside a building. This storm may intensify, so be certain to monitor NOAA Weather

At 414 PM MDT, Doppler radar was tracking a strong thunderstorm 5 miles east of Devils Tower National Monument, or 17 miles northwest of Sundance, moving west at 10 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Hulett, Alva, Devils Tower National Monument, Warren Peak, Cook Lake, and Devils Tower Junction.

At 413 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles southwest of Hays, or 13 miles west of Zortman, moving north at 5 mph. HAZARD...Nickel size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of southern Blaine County. If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways.