Red Flag Warning Issued for Northwest Wisconsin Until 9 PM CDT

Source: NOAA · Northwest Wisconsin

This alert is no longer in effect.

NOAA issued it on May 23, 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.

NWS Duluth MN has issued a Red Flag Warning for critical fire weather conditions across seven Wisconsin counties until 9 PM CDT on May 15.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Northwest Wisconsin
Issued
May 23, 2026
Issuing authority
NWS Duluth MN

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 Northwest Wisconsin.

Alert Details

A Red Flag Warning was issued by NWS Duluth MN. The alert is effective from May 15 at 5:34 PM CDT until May 15 at 9:00 PM CDT.

Affected Areas

The warning covers Douglas, Bayfield, Ashland, Iron, Burnett, Washburn, and Sawyer counties in Wisconsin.

What You Should Do

A Red Flag Warning means critical fire weather conditions are occurring now or will shortly. Outdoor burning is not recommended.

Expected Conditions

Winds will be southwest at 10 to 15 mph with gusts up to 35 mph. Relative humidity will be as low as 16 percent.

Timeline

The alert remains in effect until 9 PM CDT on May 15, 2026.

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?
NWS Duluth MN has issued a Red Flag Warning for critical fire weather conditions across seven Wisconsin counties until 9 PM CDT on May 15.
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 Wisconsin. 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.