WWUS85 KBOU 042040 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 240 PM MDT Fri Sep 4 2020 ...EXTENDED PERIOD OF HIGH FIRE DANGER... .Record or near record heat, very dry conditions, and increasing winds will bring critical fire danger to much of the northern mountains and high valleys of northern Colorado Sunday and Monday. The high fire danger may spread to the northern foothills and across the plains on Sunday as well. COZ211>213-217-218-051200- /O.NEW.KBOU.FW.W.0024.200906T1800Z-200908T0200Z/ 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- 240 PM MDT Fri Sep 4 2020 ...RED FLAG WARNING IN EFFECT FROM NOON SUNDAY TO 8 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS AND HIGH MOUNTAIN VALLEYS... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY, which is in effect from noon Sunday to 8 PM MDT Monday. * Affected Area...Fire Weather Zones 211...212...213...217 and 218. * Winds...West 10 to 20 mph with gusts up to 35 mph. * Timing...Sunday noon through early evening Monday. * Relative Humidity...As low as 9 percent during the afternoon hours, recovering only to around 30 percent Sunday night. * 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. && $$ COZ215-238-242>251-051200- /O.NEW.KBOU.FW.A.0016.200906T1600Z-200907T0200Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet- Larimer County Below 6000 Feet/Northwest Weld County- Northeast Weld County-Central and South Weld County-Morgan County- Central and East Adams and Arapahoe Counties- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Logan County-Washington County-Sedgwick County-Phillips County- 240 PM MDT Fri Sep 4 2020 ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN FRONT RANGE FOOTHILLS AND MOST OF THE NORTHEAST PLAINS OF COLORADO... The National Weather Service in Denver has issued a Fire Weather Watch FOR WIND AND LOW RELATIVE HUMIDITY, which is in effect from Sunday morning through Sunday evening. * Affected Area...Fire Weather Zones 215...238...242...243... 244...245...246...247...248...249...250 and 251. * Winds...Northwest 15 to 20 mph with gusts up to 30 mph. * Timing...Late Sunday morning until early Sunday evening. * Relative Humidity...As low as 8 percent. * Impacts...Rapid fire growth will be possible. Avoid any activity outdoors that may produce a spark. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$