Severe Weather Alerts

Montana

Red Flag Warning (Severe)

Gallatin National Forest; Wheatland County/Sweet Grass County; Stillwater County; Beartooth Ranger District Custer National Forest; Golden Valley County/Musselshell County; Yellowstone County; 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

The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from 10 AM to 9 PM MDT Saturday.

* IMPACTS: Low humidities, hot temperatures, strong gusty winds,
and wind shift with a cold front will create erratic fire
behavior and new fire starts.

* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131...132.
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In Northwest SD...Harding.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.
In Southwest MT...Gallatin.

* COLD FRONT: Dry cold front Saturday evening.

* WIND: Southwest 15 to 25 mph, with gusts 25 to 40 mph. Locally
stronger gusts in the western foothills and mountains.

* HUMIDITY: Around 10 percent.

* TEMPERATURES: Approaching record highs in the low to mid 90s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Start Time
9/16/2021 1:53 PM
End Time
9/17/2021 2:00 PM

North Dakota

Red Flag Warning (Severe)

The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from 10 AM to 9 PM MDT Saturday.

* IMPACTS: Low humidities, hot temperatures, strong gusty winds,
and wind shift with a cold front will create erratic fire
behavior and new fire starts.

* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131...132.
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In Northwest SD...Harding.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.
In Southwest MT...Gallatin.

* COLD FRONT: Dry cold front Saturday evening.

* WIND: Southwest 15 to 25 mph, with gusts 25 to 40 mph. Locally
stronger gusts in the western foothills and mountains.

* HUMIDITY: Around 10 percent.

* TEMPERATURES: Approaching record highs in the low to mid 90s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Start Time
9/16/2021 1:53 PM
End Time
9/17/2021 2:00 PM

Wyoming

Red Flag Warning (Severe)

Sheridan County/Casper BLM; Big Horn National Forest

The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from 10 AM to 9 PM MDT Saturday.

* IMPACTS: Low humidities, hot temperatures, strong gusty winds,
and wind shift with a cold front will create erratic fire
behavior and new fire starts.

* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131...132.
In Southeast MT and Northwest SD Fire Zone...133.

* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In Northwest SD...Harding.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Carter...Custer...Fallon...Powder River
Rosebud...Treasure.
In Southwest MT...Gallatin.

* COLD FRONT: Dry cold front Saturday evening.

* WIND: Southwest 15 to 25 mph, with gusts 25 to 40 mph. Locally
stronger gusts in the western foothills and mountains.

* HUMIDITY: Around 10 percent.

* TEMPERATURES: Approaching record highs in the low to mid 90s.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Start Time
9/16/2021 1:53 PM
End Time
9/17/2021 2:00 PM

Severe Weather

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