WWUS85 KBOU 260125 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 725 PM MDT Fri Sep 25 2020 Very warm and dry conditions are expected today and Saturday. Red flag conditions are expected this afternoon for strong winds and low relative humidity. The strongest winds and driest conditions are expected east of the Divide across Larimer County, though favorable conditions for rapid fire growth are possible across all of the warned area. Strong winds will again occur on Saturday as well. Gusty winds will develop in the foothills and South Park early Saturday morning, then spread across the plains along the Wyoming border and southward in the afternoon. Relative humidities will remain fairly low with minimal recovery in the foothills overnight. Consequently, a Red Flag Warning has been issued for these areas. COZ239-243-244-260930- /O.EXA.KBOU.FW.W.0026.200926T1800Z-200927T0100Z/ Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County-Central and South Weld County-Morgan County- 725 PM MDT Fri Sep 25 2020 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR BOULDER, JEFFERSON, SOUTHERN WELD AND MORGAN COUNTIES... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY, which is in effect from noon to 7 PM MDT Saturday. * Affected Area...Fire Weather Zones 239, 243 and 244. * Timing...Saturday from Noon to 7 PM. * Winds...Northwest 15 to 20 mph with gusts up to 35 mph. * Relative Humidity...As low as 10 percent. * Impacts...New fire starts will be possible due to the gusty winds and very low humidity. 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. && $$ COZ214>216-260930- /O.CON.KBOU.FW.W.0025.000000T0000Z-200926T0200Z/ /O.CON.KBOU.FW.W.0026.200926T1500Z-200927T0100Z/ Central and Southeast Park County- Larimer and Boulder Counties Between 6000 and 9000 Feet- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- 725 PM MDT Fri Sep 25 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FRONT RANGE FOOTHILLS AND SOUTH PARK... ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 7 PM MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FRONT RANGE FOOTHILLS AND SOUTH PARK... * Affected Area...Fire Weather Zones 214, 215 and 216. * Timing...12 PM through 8 PM this evening, then Saturday from 9 AM to 7 PM MDT. * Winds...West 20 to 30 mph with gusts up to 50 mph. * Relative Humidity...As low as 12 percent. * Impacts...Rapid growth of existing fires and new fire starts will be possible due to the gusty winds and very low humidity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ COZ211>213-217-218-260230- /O.CON.KBOU.FW.W.0025.000000T0000Z-200926T0200Z/ 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- West Jackson and West Grand Counties Above 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- 725 PM MDT Fri Sep 25 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN AND CENTRAL MOUNTAINS AND HIGH MOUNTAIN VALLEYS... * Affected Area...Fire Weather Zones 211, 212, 213, 217 and 218. * Timing...12 PM through 8 PM this evening. * Winds...West 10 to 15 mph with gusts up to 30 mph. * Relative Humidity...As low as 13 percent. * Impacts...Rapid growth of existing fires and new fire starts will be possible due to the gusty winds and very low humidity. 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. && $$ COZ238-242-248-250-251-260930- /O.CON.KBOU.FW.W.0026.200926T1800Z-200927T0100Z/ Larimer County Below 6000 Feet/Northwest Weld County- Northeast Weld County-Logan County-Sedgwick County- Phillips County- 725 PM MDT Fri Sep 25 2020 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE LOWER ELEVATIONS OF LARIMER COUNTY AS WELL AS NORTHERN WELD, LOGAN, SEDGWICK AND PHILLIPS COUNTIES... * Affected Area...Fire Weather Zones 238, 242, 248, 250 and 251. * Timing...Saturday from Noon to 7 PM. * Winds...Northwest 15 to 25 mph with gusts up to 40 mph. * Relative Humidity...As low as 12 percent. * Impacts...New fire starts will be possible due to the gusty winds and very low humidity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$