Active Weather Alerts
Red Flag Warning
Issued: 8:12 PM Apr. 18, 2026 – National Weather Service
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... ...RED FLAG WARNING IN EFFECT FROM 11 AM SUNDAY TO 8 PM MDT MONDAY FOR GUSTY WINDS, VERY LOW HUMIDITY, AND POOR OVERNIGHT RECOVERIES FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Sunday to 8 PM MDT Monday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 430 through 437. * WIND...For the First Red Flag Warning: West to northwest gusts between 25 to 35 mph. For the Second Red Flag Warning: West to northwest gusts to 20 mph Sunday, becoming light and variable overnight, then west to northwest gusts between 25 to 30 mph Monday. * HUMIDITY...For the Red Flag Warning: 12 to 15 percent. For the Fire Weather Watch: 7 to 12 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. &&
Red Flag Warning
Issued: 8:12 PM Apr. 18, 2026 – National Weather Service
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... ...RED FLAG WARNING IN EFFECT FROM 11 AM SUNDAY TO 8 PM MDT MONDAY FOR GUSTY WINDS, VERY LOW HUMIDITY, AND POOR OVERNIGHT RECOVERIES FOR FIRE WEATHER ZONES 430, 431, 432, 433, 434, 435, 436, AND 437... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM Sunday to 8 PM MDT Monday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 430 through 437. * WIND...For the First Red Flag Warning: West to northwest gusts between 25 to 35 mph. For the Second Red Flag Warning: West to northwest gusts to 20 mph Sunday, becoming light and variable overnight, then west to northwest gusts between 25 to 30 mph Monday. * HUMIDITY...For the Red Flag Warning: 12 to 15 percent. For the Fire Weather Watch: 7 to 12 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. &&
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