Winter Storm Warning Issued for Colorado Mountain Areas

Source: NOAA · Colorado Mountains

This alert is no longer in effect.

NOAA issued it on May 13, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

A Winter Storm Warning has been issued by NWS Denver CO for parts of Colorado, with heavy snow accumulations of 6 to 18 inches expected from Tuesday to Wednesday.

Read this weather record in 30 seconds

Record type
Winter Storm Warning
Affected area
Colorado Mountains
Issued
May 13, 2026
Issuing authority
NWS Denver CO

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Colorado Mountains.

Alert Details

A Winter Storm Warning has been issued by the National Weather Service (NWS) Denver CO. It is effective from May 5 at 12:00 PM MDT until May 6 at 3:00 PM MDT.

Affected Areas

The warning affects the Mountains of Summit County, the Mosquito Range, the Indian Peaks Wilderness, and the Southern Front Range foothills. Specific areas include South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet; Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet.

What You Should Do

Monitor the latest forecasts for updates on this approaching storm. If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for Colorado can be obtained by calling 5 1 1 or by going to www.cotrip.org.

Expected Conditions

Heavy snow is expected with total accumulations between 6 and 18 inches, with the heaviest snowfall favored along and north of I-70. The heaviest snow is anticipated Tuesday night into Wednesday morning.

Timeline

The alert is effective from May 5 at 12:00 PM MDT and ends on May 6 at 3:00 PM MDT.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
A Winter Storm Warning has been issued by NWS Denver CO for parts of Colorado, with heavy snow accumulations of 6 to 18 inches expected from Tuesday to Wednesday.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Colorado Mountains. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.