A polar vortex will plunge Colorado into bitter, sub-zero cold this weekend and could bring up to 10 inches of snow in some parts of the Denver metro, National Weather Service meteorologists say.
We’ve rounded up all of our arctic cold coverage below, from latest forecasts and shelter resources to closures and how to keep your pipes from freezing.
This story will be updated throughout the weekend.
Denver weather forecast
Denver weather: Mild temps return to the city midday Tuesday
Snow totals
Extreme cold shelters and resources
What to do if your power goes out during this weekend’s extreme cold
Here’s where to find shelter during metro Denver’s arctic cold snap
Help available for Coloradans struggling to pay heating bills ahead of cold snap
Denver International Airport weather delays, cancelations
More than 400 flights delayed, canceled at DIA as polar vortex freezes Colorado
Business, government or school closures
Denver metro area school closures and delays for Jan. 21, 2025
Denver Botanic Gardens closing this weekend due to subzero temperatures
Colorado ski forecast
Ski forecast: Single-digit cold (and worse) anticipated at Colorado resorts this weekend
Colorado road conditions
How to drive in snow and ice: A winter guide for newcomers, tourists and those who forgot
More weather news
Denver reschedules trash collection services amid extreme cold forecast
Extreme cold preparations
Here’s how to prevent (and thaw) frozen pipes as arctic cold blast hits Colorado



