OZONE ACTION DAY ALERT FROM 400 PM TUESDAY UNTIL 400 PM WEDNESDAY... The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Tuesday June 23 to 400 PM Wednesday June 24 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Hot temperatures and light winds will allow increased ozone levels on Tuesday and Wednesday. The highest concentrations of ozone are most likely in the southern and western portions of the Denver Metro area. For Colorado air quality conditions, forecasts, and advisories, visit: https://www.colorado.gov/airquality/colorado_summary.aspx If possible, please help us reduce ozone pollution by limiting driving gas and diesel-powered vehicles until at least 4 p.m. Wednesday, June 24, 2026. Colorado is also addressing ozone pollution through state policies. For more information about health impacts and how ozone pollution forms in Colorado, visit: https://cdphe.colorado.gov/ozone- pollution-and-your-health HEALTH INFORMATION...Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with lung disease, such as asthma. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy outdoor exertion.

The National Weather Service in Denver has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM this morning to 6 PM MDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zones 212 and 213. * TIMING...From 11 AM this morning to 6 PM MDT this evening. * WINDS...Southwest 5 to 15 mph with gusts to 30 mph. Brief gusts up to 40 mph possible in the vicinity of any thunderstorms. * RELATIVE HUMIDITY...As low as 11 percent. * THUNDERSTORMS...Isolated dry thunderstorms possible in the afternoon and evening. * IMPACTS...Conditions will be favorable for rapid fire spread. Avoid outdoor burning and any activity that may produce a spark and start a wildfire.

OZONE ACTION DAY ALERT FROM 400 PM TUESDAY UNTIL 400 PM WEDNESDAY... The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western Adams, Broomfield, Boulder, Larimer, and Weld Counties WHEN...400 PM Tuesday June 23 to 400 PM Wednesday June 24 IMPACTS...Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Hot temperatures and light winds will allow increased ozone levels on Tuesday and Wednesday. The highest concentrations of ozone are most likely in the southern and western portions of the Denver Metro area. For Colorado air quality conditions, forecasts, and advisories, visit: https://www.colorado.gov/airquality/colorado_summary.aspx If possible, please help us reduce ozone pollution by limiting driving gas and diesel-powered vehicles until at least 4 p.m. Wednesday, June 24, 2026. Colorado is also addressing ozone pollution through state policies. For more information about health impacts and how ozone pollution forms in Colorado, visit: https://cdphe.colorado.gov/ozone- pollution-and-your-health HEALTH INFORMATION...Increasing likelihood of respiratory symptoms and breathing discomfort in active children and adults and people with lung disease, such as asthma. Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy outdoor exertion.