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Home Return to list Fire Weather Warning 0056 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-08-04 13:23:46 911 WWUS85 KBOU 041820 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver CO 1220 PM MDT Tue Aug 4 2026 COZ211-213-050130- /O.UPG.KBOU.FW.A.0043.260805T1800Z-260806T0100Z/ /O.NEW.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ /O.CON.KBOU.FW.W.0055.260804T1900Z-260805T0100Z/ Jackson County Below 9000 Feet-Grand and Summit Counties Below 9000 Feet- 1220 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH PARK AND MIDDLE PARK... ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH PARK AND MIDDLE PARK... The National Weather Service in Denver CO has issued a Red Flag Warning in effect from noon to 7 PM MDT Wednesday. * AFFECTED AREA...Fire Weather Zones 211 and 213. * TIMING...For the first Red Flag Warning, until 7 PM MDT this evening. For the second Red Flag Warning, from noon to 7 PM MDT Wednesday. * WINDS...For the first Red Flag Warning, west 10 to 15 mph with gusts up to 35 mph. For the second Red Flag Warning, west 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...For the first Red Flag Warning, between 11 to 17 percent. For the second Red Flag Warning, between 7 to 15 percent. * 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... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. 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. && $$ COZ212-214-217-218-050130- /O.UPG.KBOU.FW.A.0043.260805T1800Z-260806T0100Z/ /O.NEW.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Central and Southeast Park County-West Jackson and West Grand Counties Above 9000 Feet-South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet- 1220 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR SOUTH PARK AND ELEVATIONS ABOVE 9000 FEET... The National Weather Service in Denver CO has issued a Red Flag Warning in effect from noon to 7 PM MDT Wednesday. * AFFECTED AREA...Fire Weather Zones 212, 214, 217, and 218. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Between 7 to 17 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ AP Action: New Issued At: 2026-08-04 13:23:46 911 WWUS85 KBOU 041820 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver CO 1220 PM MDT Tue Aug 4 2026 COZ211-213-050130- /O.UPG.KBOU.FW.A.0043.260805T1800Z-260806T0100Z/ /O.NEW.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ /O.CON.KBOU.FW.W.0055.260804T1900Z-260805T0100Z/ Jackson County Below 9000 Feet-Grand and Summit Counties Below 9000 Feet- 1220 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH PARK AND MIDDLE PARK... ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH PARK AND MIDDLE PARK... The National Weather Service in Denver CO has issued a Red Flag Warning in effect from noon to 7 PM MDT Wednesday. * AFFECTED AREA...Fire Weather Zones 211 and 213. * TIMING...For the first Red Flag Warning, until 7 PM MDT this evening. For the second Red Flag Warning, from noon to 7 PM MDT Wednesday. * WINDS...For the first Red Flag Warning, west 10 to 15 mph with gusts up to 35 mph. For the second Red Flag Warning, west 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...For the first Red Flag Warning, between 11 to 17 percent. For the second Red Flag Warning, between 7 to 15 percent. * 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... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. 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. && $$ COZ212-214-217-218-050130- /O.UPG.KBOU.FW.A.0043.260805T1800Z-260806T0100Z/ /O.NEW.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Central and Southeast Park County-West Jackson and West Grand Counties Above 9000 Feet-South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet- 1220 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR SOUTH PARK AND ELEVATIONS ABOVE 9000 FEET... The National Weather Service in Denver CO has issued a Red Flag Warning in effect from noon to 7 PM MDT Wednesday. * AFFECTED AREA...Fire Weather Zones 212, 214, 217, and 218. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Between 7 to 17 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ AP Action: Continued Issued At: 2026-08-04 19:58:58 823 WWUS85 KBOU 050058 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 658 PM MDT Tue Aug 4 2026 COZ211-213-050900- /O.EXP.KBOU.FW.W.0055.000000T0000Z-260805T0100Z/ /O.CON.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ Jackson County Below 9000 Feet- Grand and Summit Counties Below 9000 Feet- 658 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY FOR NORTH PARK AND MIDDLE PARK... ...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR NORTH PARK AND MIDDLE PARK... * AFFECTED AREA...Fire Weather Zones 211 and 213. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * 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. && $$ COZ212-214-217-218-050900- /O.CON.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Central and Southeast Park County- West Jackson and West Grand Counties Above 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- 658 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY FOR SOUTH PARK AND ELEVATIONS ABOVE 9000 FEET... * AFFECTED AREA...Fire Weather Zones 212, 214, 217 and 218. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ Action: Continued Issued At: 2026-08-04 19:58:58 823 WWUS85 KBOU 050058 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 658 PM MDT Tue Aug 4 2026 COZ211-213-050900- /O.EXP.KBOU.FW.W.0055.000000T0000Z-260805T0100Z/ /O.CON.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ Jackson County Below 9000 Feet- Grand and Summit Counties Below 9000 Feet- 658 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY FOR NORTH PARK AND MIDDLE PARK... ...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR NORTH PARK AND MIDDLE PARK... * AFFECTED AREA...Fire Weather Zones 211 and 213. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * 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. && $$ COZ212-214-217-218-050900- /O.CON.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Central and Southeast Park County- West Jackson and West Grand Counties Above 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- 658 PM MDT Tue Aug 4 2026 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY FOR SOUTH PARK AND ELEVATIONS ABOVE 9000 FEET... * AFFECTED AREA...Fire Weather Zones 212, 214, 217 and 218. * TIMING...From noon to 7 PM MDT Wednesday. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire. PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ Action: Continued Issued At: 2026-08-05 01:58:09 346 WWUS85 KBOU 050657 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver CO 1257 AM MDT Wed Aug 5 2026 COZ211>214-217-218-060100- /O.CON.KBOU.FW.W.0056.260805T1800Z-260806T0100Z/ Jackson County Below 9000 Feet-South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Grand and Summit Counties Below 9000 Feet-Central and Southeast Park County-West Jackson and West Grand Counties Above 9000 Feet-South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet- 1257 AM MDT Wed Aug 5 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT WEDNESDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN COLORADO MOUNTAINS AND HIGH VALLEYS... * AFFECTED AREA...Fire Weather Zones 211, 212, 213, 214, 217, and 218. * TIMING...From noon today to 7 PM MDT this evening. * WINDS...West 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * 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... Follow all fire restrictions. Avoid activities that can cause sparks and do not park hot vehicles on dry vegetation. One less spark, one less wildfire. && $$ 09 Action: Expired Issued At: 2026-08-05 20:02:05 026 WWUS85 KBOU 060101 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver CO 701 PM MDT Wed Aug 5 2026 COZ211>214-217-218-060215- /O.EXP.KBOU.FW.W.0056.000000T0000Z-260806T0100Z/ Jackson County Below 9000 Feet-South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Grand and Summit Counties Below 9000 Feet-Central and Southeast Park County-West Jackson and West Grand Counties Above 9000 Feet-South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet- 701 PM MDT Wed Aug 5 2026 ...RED FLAG WARNING HAS EXPIRED DUE TO WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN COLORADO MOUNTAINS AND HIGHER VALLEYS... The strong winds have decreased. Hence, the Red Flag Warning has been allowed to expire. $$ 63 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||