Weather Alerts For Arvada, CO

URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 120 PM MST Mon Dec 15 2025 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-Northeast Weld County- Central and South Weld County- Central and East Adams and Arapahoe Counties- 120 PM MST Mon Dec 15 2025 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR THE FRONT RANGE FOOTHILLS, THE DENVER METRO AREA, WELD, ADAMS, AND ARAPAHOE COUNTIES... The National Weather Service in Denver has issued a Fire Weather Watch for wind and low relative humidity, which is in effect from Wednesday morning through Wednesday afternoon. * AFFECTED AREA...Fire Weather Zones 238, 239, 240, 242, 243 and 245. * TIMING...From Wednesday morning through Wednesday afternoon. * WINDS...West 20 to 40 mph with gusts up to 60 mph. * RELATIVE HUMIDITY...As low as 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... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. &&

URGENT - WEATHER MESSAGE National Weather Service Denver CO 1255 PM MST Mon Dec 15 2025 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-Larimer County Below 6000 Feet/Northwest Weld County-Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including the cities of Breckenridge, Indian Peaks, Golden, East Slopes Southern Gore Range, Longmont, Mount Blue Sky, Cameron Pass, Willow Creek Pass, Loveland, Idaho Springs, Hereford, Winter Park, Berthoud Pass, Central City, Glendevey, Fort Collins, Evergreen, Kenosha Mountains, East Slopes Mosquito Range, Red Feather Lakes, Rabbit Ears Range, Lakewood, Arvada, Eisenhower Tunnel, Nederland, Westcreek, Nunn, Georgetown, Boulder, Bailey, Williams Fork Mountains, Laramie and Medicine Bow Mountains, Estes Park, and Rocky Mountain National Park 1255 PM MST Mon Dec 15 2025 ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... * WHAT...West winds 35 to 50 mph with gusts up to 90 mph possible. * WHERE...Rocky Mountain National Park and the Medicine Bow Range, The Mountains of Summit County, the Mosquito Range, and the Indian Peaks, The Front Range Foothills, Fort Collins, and Boulder and the western suburbs of Denver. * WHEN...From Wednesday morning through Wednesday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates. &&