


Severe Thunderstorm Warning
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
813 WUUS55 KRIW 232315 SVRRIW WYC019-232345- /O.NEW.KRIW.SV.W.0077.250723T2315Z-250723T2345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Riverton WY 515 PM MDT Wed Jul 23 2025 The National Weather Service in Riverton has issued a * Severe Thunderstorm Warning for... Southeastern Johnson County in north central Wyoming... * Until 545 PM MDT. * At 514 PM MDT, a severe thunderstorm was located over Kaycee, moving east at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of southeastern Johnson County, including the following locations... Sussex. This includes Interstate 25 between mile markers 235 and 261. PRECAUTIONARY/PREPAREDNESS ACTIONS... Prepare immediately for large hail and deadly cloud to ground lightning. Seek shelter inside a well-built structure. Stay away from windows. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4349 10631 4349 10644 4363 10684 4381 10680 4381 10620 TIME...MOT...LOC 2314Z 278DEG 35KT 4371 10666 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ VandenBoogart