* WHAT. Temperatures between 95 and 99 degrees. * WHERE. Metropolitan Denver. * WHEN. Until 9 PM MDT this evening. * IMPACTS. Hot temperatures may cause heat illnesses.

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 25 to 400 PM Wednesday June 26 IMPACTS. Ozone Action Day Alert is now in effect for the Front Range Urban Corridor. Request to limit driving gas and diesel- powered vehicles is now in effect until at least 4 p.m. Wednesday, June 26, 2024. Continued hot and stagnant conditions will allow Ozone concentrations to reach the Unhealthy For Sensitive Groups category on Tuesday and Wednesday. The highest concentrations are expected in and around the Denver Metro Area.For areas included in this advisory that are not expected to reach the Unhealthy for Sensitive Groups (USG) air quality designation, we request that activities, such as driving non- ZEV vehicles (i.e., gas or diesel), be reduced to lessen the impacts on neighboring air quality. Additional air pollution in this region may directly worsen air quality or contribute to precursors which may also adversely affect air quality. For Colorado air quality conditions, forecasts and advisories, visit: https://www.colorado.gov/airquality/colorado_summary.aspx 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.