Red Flag Warning Issued for Northeast Colorado Counties

Source: NOAA · Northeast Colorado Plains

This alert is no longer in effect.

NOAA issued it on April 26, 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.

The National Weather Service has issued a Red Flag Warning for wind and low humidity in northeast Colorado, effective from 1 PM to 7 PM MDT on Saturday, April 18, 2026.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Northeast Colorado Plains
Issued
April 26, 2026
Issuing authority
NWS Denver 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 3 months ago; use the issuing agency's live warning service for current conditions in Northeast Colorado Plains.

Red Flag Warning in Northeast Colorado

Alert Details

A Red Flag Warning has been issued by the National Weather Service in Denver, CO. This alert is for wind and low relative humidity, effective from 1 PM to 7 PM MDT on Saturday, April 18, 2026.

Affected Areas

The warning affects Northeast Weld County, Morgan County, Logan County, Washington County, Sedgwick County, and Phillips County in Colorado. These areas correspond to Fire Weather Zones 242, 244, 248, 249, 250, and 251.

What You Should Do

Avoid outdoor burning and any activity that may produce a spark and start a wildfire. Prepare for critical fire weather conditions as they could lead to extreme fire behavior.

Expected Conditions

Winds will be northwest at 15 to 20 mph with gusts up to 35 mph. Relative humidity will be as low as 9 percent, creating conditions favorable for rapid fire spread.

Timeline

The alert is effective from 1 PM MDT on April 18, 2026, until 7 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 has issued a Red Flag Warning for wind and low humidity in northeast Colorado, effective from 1 PM to 7 PM MDT on Saturday, April 18, 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 Northeast Colorado Plains. 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.