# Red Flag Warning: Sioux Ranger District Custer National Forest — retained record

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

Canonical: https://highsignal.app/data/records/db693a6e21ed4af2

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-09-09 10:21 ingested 2026-09-10 02:52

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

## extract

Red Flag Warning — Sioux Ranger District Custer National Forest
Severity: Severe. Certainty: Likely.
The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from noon to 8 PM MDT Thursday.

* IMPACTS: Low humidities, unseasonably warm temperatures, and
strong gusty winds will create erratic fire behavior.

* AFFECTED AREA:
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In Northwest SD...Harding.
In Southeast MT...Carter...Fallon.

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

* HUMIDITY: As low as 12 percent.

* TEMPERATURES: Up to 90.

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The historical document was shared with another weather alert and cannot be attributed to this record.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