Denver, CO Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Denver.

Use the Radar Maps link provided to understand the trajectory of a storm.

Air Quality Alert issued July 18 at 9:10AM MDT by NWS Grand Junction CO

The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Wildfire Smoke. WHERE...Mesa and Montrose Counties. Locations include, but are not limited to, Gateway and Paradox. WHEN...900 AM Friday July 18 to 900 AM Saturday July 19 IMPACTS...Large wildfires are burning in southern Mesa and western Montrose counties. Moderate to heavy smoke is possible on Friday and early Saturday morning in areas near the fires. HEALTH INFORMATION...Public Health Recommendations: If smoke is thick or becomes thick in your neighborhood you may want to remain indoors. This is especially true for those with heart disease, respiratory illnesses, the very young, and older adults. Consider limiting outdoor activity when moderate to heavy smoke is present. Consider relocating temporarily if smoke is present indoors and is making you ill. If visibility is less than 5 miles in smoke in your neighborhood, smoke has reached levels that are unhealthy.