Red Flag Warning Issued for Osceola, Dickinson, and Clay Counties in Iowa

Source: NOAA · Northwest Iowa

This alert is no longer in effect.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.

A Red Flag Warning is in effect for parts of Northwest Iowa until 6 PM CST today due to critical fire weather conditions including 50 mph wind gusts and low humidity.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Northwest Iowa
Issued
April 6, 2026
Issuing authority
NWS Sioux Falls SD

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 Northwest Iowa.

Alert Details

The National Weather Service in Sioux Falls has issued a Red Flag Warning for wind and low relative humidity. This alert indicates that critical fire weather conditions are either occurring now or are imminent in the region.

Affected Areas

The warning applies to the following counties in Northwest Iowa:

  • Osceola
  • Dickinson
  • Clay

What You Should Do

Residents in the affected areas are strongly advised that outdoor burning is not recommended. Any fire that develops under these conditions will catch and spread quickly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Expected Conditions

  • Winds: Northwest winds of 20 to 30 mph are expected, with gusts reaching as high as 50 mph.
  • Relative Humidity: Humidity levels are forecast to drop as low as 20 percent.
  • Impacts: The high winds and dry air create an environment where fire can spread rapidly and become difficult to control.

Timeline

The Red Flag Warning is effective immediately and is scheduled to expire at 6:00 PM CST this evening, February 27, 2026.

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?
A Red Flag Warning is in effect for parts of Northwest Iowa until 6 PM CST today due to critical fire weather conditions including 50 mph wind gusts and low humidity.
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 Northwest Iowa. 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.