# Red Flag Warning: Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Sioux Ranger District Custer National Forest; Sheridan County/Casper BLM — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/cdc12b6ec22a5599

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-10-22 12:14 ingested 2026-10-23 02:51

[original source ↗](http://www.weather.gov/)

## extract

Red Flag Warning — Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Sioux Ranger District Custer National Forest; Sheridan County/Casper BLM
Severity: Severe. Certainty: Likely.
The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from noon to 9 PM MDT Friday.

* IMPACTS: Low humidities, unseasonably warm temperatures, strong
gusty winds, and a wind shift with a cold front will create
erratic fire behavior and difficult control of new or existing
fires.

* AFFECTED AREA:
In North Central WY Fire Zone...274.
In Southeast MT Fire Zone...131.
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In North Central WY...Sheridan.
In Northwest SD...Harding.
In South Central MT...Big Horn.
In Southeast MT...Carter...Fallon...Powder River...Rosebud
Treasure.

The most dangerous conditions are expected along and southeast of
a Baker Montana to Sheridan Wyoming line.

* COLD FRONT: Late afternoon into early evening.

* WIND: Southwest 20 to 30 mph with gusts up to 45 mph. Winds
shifting to the northwest behind the cold front, with continued
gusts up to 45 mph through late Friday night.

* HUMIDITY: 15 to 25 percent.

* TEMPERATURES: 75 to 85 degrees.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.