Active Weather Alerts
Red Flag Warning
Issued: 8:19 PM Aug. 4, 2025 – National Weather Service
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 478 AND 479... * AFFECTED AREA...Fire Weather Zone 478 Salt Lake Desert and Fire Weather Zone 479 Wasatch Mountains. * WINDS...Southwest 15 to 25 mph with gusts up to 40 mph across areas south of I-80 and southwest 10 to 15 mph with gusts to around 25 mph north of I-80. * RELATIVE HUMIDITY...5 to 10 percent. * IMPACTS...Critical fire weather conditions are expected. Any new fire starts or existing fires may spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or are imminent. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. &&
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