After a notable cool down this weekend, we'll continue to see a transition to our forecast early this week, with periods of snow and Arctic cold.

To see the northern lights in Colorado, a KP index of 5 or higher is usually needed. The KP index measures geomagnetic ...

A wintry mess was bearing down on mid-Atlantic states Tuesday with forecasts of significant snow and ice accumulations ...

Arctic air moves into the Fort Collins area this week with substantial snowfall totals possible along with below-zero low temperatures.

Extreme cold could last through the morning commute on Thursday. Expect cold temperatures and snow showers in the Denver area ...

Winter is making its presence known this week in the Denver metro area, and by Tuesday evening, the season’s familiar antics will be unmistakable.

Clouds and winds increase today, with highs topping out in the mid-30s in Denver. Light snow possible overnight, with more accumulating snow late Tuesday and frigid temperatures ahead.

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