Weather Alerts For Rocky Mountain Natl Park, CO

# HEADLINE -------------------- RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN FRONT RANGE FOOTHILLS # DETAILS -------------------- AFFECTED AREA Fire Weather Zone 215. TIMING Until midnight MDT tonight. WINDS West 15 to 25 mph with gusts up to 35 mph. RELATIVE HUMIDITY As low as 11 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. ISSUED AT Wednesday, April 22, 2026 at 8:44 PM MDT ISSUED BY National Weather Service Denver/Boulder CO HEADER URGENT - FIRE WEATHER MESSAGE # 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. # AREAS AFFECTED -------------------- Larimer and Boulder Counties Between 6000 and 9000 Feet

Pollen Index: 11.7 Pollen Level: high Predominant Pollen: Elm, Oak and Maple. The quantity of pollen grains in the air for Thursday will be falling but stay in the extremely high range. The cause for the falling pollen levels is falling temperatures.