3 products issued by NWS for: Denver International Airport CO
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 1123 PM MDT Wed Mar 11 2026 COZ238>249-122100- /O.NEW.KBOU.FW.A.0015.260313T1700Z-260314T0200Z/ /O.CON.KBOU.FW.W.0019.260312T1700Z-260313T0300Z/ Larimer County Below 6000 Feet/Northwest Weld County- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Elbert/Central and East Douglas Counties Above 6000 Feet- Northeast Weld County-Central and South Weld County-Morgan County- Central and East Adams and Arapahoe Counties- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Logan County-Washington County- 1123 PM MDT Wed Mar 11 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM MDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Friday morning through Friday evening. * AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248 and 249. * TIMING...For the Red Flag Warning, from 11 AM to 9 PM MDT Thursday. For the Fire Weather Watch, from Friday morning through Friday evening. * WINDS...On Thursday, west winds 30 to 40 mph with gusts 45 to 70 mph for the northern plains and locations west of I-25, and west winds 15 to 25 mph with gusts up to 45 mph elsewhere. On Friday, west winds 20 to 25 mph with gusts 30 to 50 mph, strongest near the Cheyenne Ridge. * RELATIVE HUMIDITY...12 to 18 percent, driest roughly along and south of I-70 and around the Denver metro. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
Fire Weather Watch
URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 1123 PM MDT Wed Mar 11 2026 COZ238>249-122100- /O.NEW.KBOU.FW.A.0015.260313T1700Z-260314T0200Z/ /O.CON.KBOU.FW.W.0019.260312T1700Z-260313T0300Z/ Larimer County Below 6000 Feet/Northwest Weld County- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Elbert/Central and East Douglas Counties Above 6000 Feet- Northeast Weld County-Central and South Weld County-Morgan County- Central and East Adams and Arapahoe Counties- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Logan County-Washington County- 1123 PM MDT Wed Mar 11 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 9 PM MDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND PLAINS... The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Friday morning through Friday evening. * AFFECTED AREA...Fire Weather Zones 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248 and 249. * TIMING...For the Red Flag Warning, from 11 AM to 9 PM MDT Thursday. For the Fire Weather Watch, from Friday morning through Friday evening. * WINDS...On Thursday, west winds 30 to 40 mph with gusts 45 to 70 mph for the northern plains and locations west of I-25, and west winds 15 to 25 mph with gusts up to 45 mph elsewhere. On Friday, west winds 20 to 25 mph with gusts 30 to 50 mph, strongest near the Cheyenne Ridge. * RELATIVE HUMIDITY...12 to 18 percent, driest roughly along and south of I-70 and around the Denver metro. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Denver/Boulder CO 458 AM MDT Wed Mar 11 2026 COZ030>051-121100- Jackson County Below 9000 Feet- West Jackson and West Grand Counties Above 9000 Feet- Grand and Summit Counties Below 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Central and Southeast Park County- Larimer County Below 6000 Feet/Northwest Weld County- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Elbert/Central and East Douglas Counties Above 6000 Feet- Northeast Weld County-Central and South Weld County-Morgan County- Central and East Adams and Arapahoe Counties- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Logan County-Washington County-Sedgwick County-Phillips County- 458 AM MDT Wed Mar 11 2026 ...HIGH WIND WATCH FOR THE FRONT RANGE MOUNTAINS, FOOTHILLS, AND NEARBY ADJACENT PLAINS WEST OF I-25 AND NEAR THE WYOMING BORDER STARTING LATE TONIGHT AND THURSDAY, LASTING THROUGH THURSDAY NIGHT... ...FIRE WEATHER WATCH FOR THE NORTHEAST PLAINS AND I-25 URBAN CORRIDOR STARTING THURSDAY... This hazardous weather outlook is for northeast and north central Colorado. .DAY ONE...Today and Tonight Today will feature gusty winds to around 35 mph and elevated fire weather conditons over the northeast plains. Winds will start to increase over the higher Front Range Mountains and Foothills late tonight, and strengthen into Thursday morning. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday A prolonged period of significant fire weather conditions is shaping up for Thursday through Saturday as winds strengthen and humidities drop. Thursday will feature a potential of high winds with gusts greater than 60-70 mph near the base of the foothills and along Wyoming border, and up to 80-90 mph in some of the foothills and mountains of western Boulder and Larimer Counties. Friday will likely see critical fire weather conditions again, but a slight reprieve in the magnitude of winds. Another round of widespread critical fire weather conditions will be likely again on Saturday as winds strengthen again in an unseasonably warm and dry airmass. A cold front will bring a chance of snow by Saturday night and Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$