# Red Flag Warning: Crow Indian Reservation/Big Horn Canyon Rec Area; Northern Rosebud/Northern Treasure Counties; Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Custer County; 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/7090467f875220c4

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-12 20:53 ingested 2026-07-13 09:08

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

## extract

Red Flag Warning — Crow Indian Reservation/Big Horn Canyon Rec Area; Northern Rosebud/Northern Treasure Counties; Northern Cheyenne Indian Reservation/Ashland Ranger District Custer Natl Forest; Custer County; Sioux Ranger District Custer National Forest; Sheridan County/Casper BLM
Severity: Severe. Certainty: Likely.
* IMPACTS: Low humidities, hot temperatures, and strong gusty winds
will create erratic fire behavior.

* AFFECTED AREA:
In North Central WY Fire Zone...274.
In South Central MT Fire Zone...129.
In Southeast MT Fire Zones...130...131...132.
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...Carbon...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.

* WIND: South 10 to 20 mph with gusts up to 35 mph.

* HUMIDITY: Minimums of 5 to 10 percent. Humidity will be slow to
recover overnight.

* TEMPERATURES: 90 to 100 degrees, falling into the upper 60s to
70s overnight. Some locations may remain in the 80s overnight.

* COLD FRONT: Arrives over south central Montana this evening,
bringing a shift to breezy northwest winds. The front will
reach far southeast Montana early Monday morning. Before the
frontal passage, a southeasterly low level jet will produce
gusty ridgetop winds (up to 40 mph) and a slow humidity
recovery over southeast Montana tonight.

## 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The historical document was shared with another weather alert and cannot be attributed to this record.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.