One product issued by NWS for:
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE National Weather Service Seattle WA 957 PM PDT Tue Jul 15 2025 WAZ658-659-161300- /O.CON.KSEW.FW.W.0001.250716T1800Z-250717T0600Z/ West Slopes of the North Cascades Generally above 1500 Feet- West Slopes of the Central Cascades Generally above 1500 Feet- 957 PM PDT Tue Jul 15 2025 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 11 PM PDT WEDNESDAY FOR HOT, DRY AND UNSTABLE CONDITIONS FOR FIRE WEATHER ZONES 658 AND 659... * AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North Cascades Generally above 1500 Feet and Fire Weather Zone 659 West Slopes of the Central Cascades Generally above 1500 Feet. * WINDS...West 5 to 10 mph. * RELATIVE HUMIDITY...As low as 20 percent. * TEMPERATURES...Up to 95. * IMPACTS...A combination of low relative humidity, unstable airmass, and warm temperatures can contribute to rapid rates of spread and down- wind spotting on existing fires. If a fire were to begin, air quality may diminish in the surrounding area. * STABILITY...Unstable conditions can be expected * IMPACTS...A dry and unstable air mass with warm temperatures can contribute to active fire behavior. In western Washington, significant growth on existing fires takes place under such conditions. If a fire were to begin, air quality may diminish in the surrounding area. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either imminent or occurring now. Any fires that develop will likely spread quickly. Outdoor burning is not recommended. && $$