The warnings from the National Weather Service alert residents in the area to be prepared to move immediately to higher ground and to avoid walking or driving through flood waters.

Heavy rain is expected to cause flash flooding across sections of Boulder and Weld counties on Wednesday night, according to the National Weather Service.

If a wildfire or flood hit Boulder County tomorrow, folks might hear a siren warning of coming danger. Others may get a text ...

A car-sized boulder crashed onto Colorado Highway 145 near Telluride, causing traffic delays on Saturday. Local deputies and the Colorado Department of Transportation responded and there were no ...

Cheyenne native Alan O’Hashi vividly remembers being caught in the canyon when the Big Thompson Flood hit on July 31, 1976.

The alert stated that the storms may cause debris slides, mudflows and excessive runoff. The excessive runoff could also ...

The City of Moab is preparing for its next big flood amid extreme weather conditions the nation has seen the past month — and ...

Judge Michael Kotlarczyk issued a summary judgment siding with the city that it did not violate Colorado’s Taxpayer Bill of Rights, or TABOR, when the city council approved Ordinance 8690 — a ...

Will the next “giant leap for mankind” be made by the United States — or by our rivals? The answer may come as Congress ...

The Colorado Department of Transportation is installing new speed cameras in Boulder County between Boulder and Longmont to try to get people to slow down on the road.

Following an antisemitic attack in Boulder, UW students advocate for training focused on armed resistance and community safety.