A big change in the weather pattern will get started tonight as a strong cold front sweeps across Southern Colorado.

A large dome of heat will envelop all of Colorado and the entire Rocky Mountain region on Wednesday. Many high temperatures will likely tie or break record numbers.

The heat impacting Colorado will continue for two more days before some slight relief arrives on Tuesday. Sunday will top out in the upper 90s across the Front Range.

Dangerous heat settling into Colorado and Denver The heat is on as we prepare for the longest and hottest day of the year. Friday marks the official start to summer, and it comes in hot. Quite ...

Above-normal temperatures will continue across Colorado this week, with 90-degree weather forecast for Denver and the Eastern Plains through the weekend, according to the National Weather Service.

Extreme heat at a Colorado airshow led to at least 10 people being hospitalized and about 100 needing medical treatment on Saturday afternoon, officials said.

Shade structures and warming shelters for Colorado workers would be required at certain temperatures under a bill working its way through the Legislature. House Bill 25-1286 would require ...