WWUS85 KBOU 241006 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 406 AM MDT Thu Sep 24 2020 Very warm and dry conditions are expected Friday afternoon. A powerful storm system well north of Colorado will increase west winds across the northern half of Colorado throughout the afternoon and evening hours. Red flag conditions are expected Friday 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. COZ211-213-215-217-218-241815- /O.UPG.KBOU.FW.A.0017.200925T1800Z-200926T0200Z/ /O.NEW.KBOU.FW.W.0025.200925T1800Z-200926T0200Z/ Jackson County Below 9000 Feet- Grand and Summit Counties Below 9000 Feet- Larimer and Boulder Counties Between 6000 and 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- 406 AM MDT Thu Sep 24 2020 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN MOUNTAINS, HIGH MOUNTAIN VALLEYS, AND NORTHERN FRONT RANGE FOOTHILLS... 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 8 PM MDT Friday. * Affected Area...Fire Weather Zones 211, 213, 215, 217 and 218. * Timing...12 PM through 8 PM Friday. * Winds...West 15 to 25 mph with gusts up to 40 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. && $$ COZ212-214-216-241815- /O.NEW.KBOU.FW.W.0025.200925T1800Z-200926T0200Z/ South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet-Central and Southeast Park County- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- 406 AM MDT Thu Sep 24 2020 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE CENTRAL MOUNTAINS, HIGH MOUNTAIN VALLEYS, AND SOUTHERN FRONT RANGE FOOTHILLS... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY, which is in effect from noon to 8 PM MDT Friday. * Affected Area...Fire Weather Zones 212, 214 and 216. * Timing...12 PM through 8 PM Friday. * Winds...West 10 to 20 mph with gusts up to 35 mph. * Relative Humidity...As low as 12 percent. * Impacts...Rapid growth of existing fires and new fire starts will be possible due to the gusty winds and very low humidity. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$