3:34 p.m.: A severe thunderstorm warning is posted through 4:15 p.m. in northeastern Colorado, north of Interstate 76, to include Firestone, Platteville, Gilcrest and Evans. Severe Thunderstorm Warning including Evans CO, Firestone CO and Frederick CO until 4:15 PM MDT pic.twitter.com/c5T9Fptmmy — NWS Boulder (@NWSBoulder) May 27, 2023 3:30 p.m.: A flash flood warning is posted for Larimer County, including the Cameron Peak burn area, through 5:15 p.m.