Salt Lake City tied the record Friday for the warmest May 5 on record.
Temperatures climbed to 88 degrees, tying a record set in 1966, the National Weather Service said.
Weather during the weekend was forecast to be "spring-like," the NWS said, including increased runoff with minor flooding for the South Fork of the Ogden river, gusty south winds, possible thunderstorms and increased fire danger.
Salt Lake City residents can expect a breezy Saturday with mostly cloudy skies and a slight chance of showers and thunderstorms throughout the day with highs in the mid-80s. On Sunday, skies will by partly cloudy with highs in the upper-70s.