Red Flag Warning Issued for Southeast MT and Northwest SD

Source: NOAA · Southeast Montana and Northwest South Dakota

If you are in immediate danger, call emergency services now.

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NWS Billings MT has issued a Red Flag Warning from noon to 8 PM MDT Thursday for fire zone 133 due to low humidity, warm temperatures, and strong winds.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Southeast Montana and Northwest South Dakota
Issued
September 9, 2026
Issuing authority
NWS Billings MT

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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Red Flag Warning has been issued by the National Weather Service in Billings MT. The alert is effective from noon to 8 PM MDT Thursday.

Affected Areas

The warning covers Sioux Ranger District Custer National Forest in Fire Zone 133, including Southeast MT and Northwest SD. Affected counties are Carter and Fallon in Southeast Montana, and Harding in Northwest South Dakota.

What You Should Do

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. Residents should prepare accordingly.

Expected Conditions

Low humidities, unseasonably warm temperatures, and strong gusty winds will create erratic fire behavior. Winds will be west 10 to 20 mph with gusts up to 35 mph. Humidity will be as low as 12 percent. Temperatures will reach up to 90.

Timeline

The warning is in effect from noon to 8 PM MDT on Thursday, September 10, 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 Billings MT has issued a Red Flag Warning from noon to 8 PM MDT Thursday for fire zone 133 due to low humidity, warm temperatures, and strong winds.
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 Southeast Montana and Northwest South Dakota. 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.