... Red flag warning remains in effect from noon today to 10 PM MDT Friday for dry thunderstorms and gusty outflow winds for fire weather zones 478... 479... 481... 482... 483... 484... 488... 492... 493 and 496... * affected area... fire weather zone 478 Salt Lake desert... fire weather zone 479 Wasatch mountains... fire weather zone 481 western Ashley National Forest... fire weather zone 482 western Uintah basin... fire weather zone 483 southern Ashley National Forest... fire weather zone 484 tavaputs plateau... fire weather zone 488 Manti National Forest... fire weather zone 492 central Utah west desert... fire weather zone 493 central Utah mountains and fire weather zone 496 color country mountains. * Thunderstorms... isolated dry thunderstorms will exist across portions Utah beginning today, and continuing through Friday evening. * Outflow winds... typical winds near high-based showers and dry thunderstorms will be gusty and erratic at typical speeds of 30 mph to 60 mph. * Impacts... the threat of dry lightning, with high erc, gusty microburst winds and a Haines of 6 may be conducive to the start and rapid growth of new fires. It will remain at record temperatures with single digit rh in the valleys as well for the next couple of days. Precautionary/preparedness actions... A red flag warning means that critical fire weather conditions are either occurring now... or are imminent. A combination of lightning... dry fuel conditions... and gusty microburst winds will create favorable conditions for new fire starts and extreme fire behavior.