Red Flag Warning Issued for San Luis Valley, Colorado

Source: NOAA · San Luis Valley, Colorado

This alert is no longer in effect.

NOAA issued it on April 17, 2026, 4 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.

The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity in the San Luis Valley, effective from 11 AM to 6 PM MDT on April 17, 2026.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
San Luis Valley, Colorado
Issued
April 17, 2026
Issuing authority
NWS Pueblo CO

Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.

Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in San Luis Valley, Colorado.

Red Flag Warning in San Luis Valley

Alert Details

A Red Flag Warning has been issued by the National Weather Service in Pueblo, CO. It is effective from 11 AM to 6 PM MDT on April 17, 2026.

Affected Areas

This warning affects the San Luis Valley, including Alamosa, Del Norte, Fort Garland, and Saguache in Colorado, specifically Fire Weather Zone 224.

What You Should Do

Exercise extreme caution and avoid any outdoor burning, as fires will catch and spread quickly under these conditions.

Expected Conditions

Gusty winds from the west at 25 to 35 mph with gusts up to 50 mph, and relative humidity as low as 13 percent.

Timeline

The warning is in effect from 11 AM MDT on April 17, 2026, until 6 PM MDT on the same day.

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?
The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity in the San Luis Valley, effective from 11 AM to 6 PM MDT on April 17, 2026.
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 San Luis Valley, Colorado. 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.