Red Flag Warning Issued for San Luis Valley: Critical Fire Conditions Expected Monday

Source: NOAA · San Luis Valley, Colorado

This alert is no longer in effect.

NOAA issued it on April 6, 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 has issued a Red Flag Warning for the San Luis Valley, citing gusty winds and low humidity that could lead to rapid fire spread.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
San Luis Valley, Colorado
Issued
April 6, 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.

Alert Details

The National Weather Service in Pueblo has issued a Red Flag Warning for the San Luis Valley. This alert signifies that critical fire weather conditions are either occurring now or are imminent due to a combination of strong winds, low relative humidity, and warm temperatures.

Affected Areas

The warning specifically covers Fire Weather Zone 224, which includes the San Luis Valley. Impacted locations include:

  • Alamosa
  • Del Norte
  • Fort Garland
  • Saguache

What You Should Do

Residents in the affected areas are urged to avoid any activities that could inadvertently start a wildfire. Because fires can catch and spread quickly under these conditions, extreme caution is advised. The NWS recommends that residents prepare for potential fire hazards and monitor local conditions closely.

Expected Conditions

Weather conditions in the San Luis Valley are expected to reach critical thresholds for fire behavior:

  • Winds: South winds ranging from 10 to 20 mph, with gusts reaching as high as 35 mph.
  • Relative Humidity: Levels are forecast to drop as low as 13 percent.
  • Impacts: Any fires that develop will likely spread rapidly and exhibit extreme behavior.

Timeline

The Red Flag Warning is effective starting at 11:00 AM MST today, February 16, 2026. The alert is scheduled to remain in effect until 6:00 PM MST this evening.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
The National Weather Service has issued a Red Flag Warning for the San Luis Valley, citing gusty winds and low humidity that could lead to rapid fire spread.
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.