Red Flag Warning Issued for San Luis Valley Through Thursday Night

Weather Alerts high NOAA · · San Luis Valley, Colorado

The National Weather Service has issued a Red Flag Warning for the San Luis Valley, effective Thursday, due to high winds and low humidity posing a rapid fire spread risk.

Alert Details

The National Weather Service in Pueblo has issued a Red Flag Warning for critical fire weather conditions. This alert replaces the previous Fire Weather Watch for the region.

Affected Areas

The warning covers Fire Weather Zone 224, which includes the San Luis Valley. Specific locations impacted include Alamosa, Del Norte, Fort Garland, and Saguache.

What You Should Do

Residents should prepare for critical fire weather conditions. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. Under these conditions, any fires that start will likely catch and spread rapidly and erratically.

Expected Conditions

  • Winds: West winds between 20 to 30 mph are expected, with gusts reaching up to 45 mph.
  • Relative Humidity: Levels are forecast to drop as low as 10 percent.
  • Impacts: Elevated fire danger is expected across the affected zone.

Timeline

The Red Flag Warning is in effect from 11:00 AM to 9:00 PM MDT on Thursday, March 12, 2026.

Source: NOAA Official Notice

Frequently Asked Questions

What is this weather alerts alert about?
The National Weather Service has issued a Red Flag Warning for the San Luis Valley, effective Thursday, due to high winds and low humidity posing a rapid fire spread risk.
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 alerts?
Browse all weather alerts alerts on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.