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Home Return to list Fire Weather Watch 0005 Issued by the Billings Forecast Office
Action: New Issued At: 2026-08-06 13:32:27
933
WWUS85 KBYZ 061832
RFWBYZ
URGENT - FIRE WEATHER MESSAGE
National Weather Service Billings MT
1232 PM MDT Thu Aug 6 2026
MTZ132-133-070200-
/O.CON.KBYZ.FW.W.0008.000000T0000Z-260807T0200Z/
Custer County-Sioux Ranger District Custer National Forest-
1232 PM MDT Thu Aug 6 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS
EVENING...
* IMPACTS: Low humidities, hot temperatures, gusty winds, and a
wind shift with a cold front will create erratic fire behavior.
* AFFECTED AREA:
In Southeast MT Fire Zone...132.
In Southeast MT and Northwest SD Fire Zone...133.
* COUNTIES AFFECTED:
In Northwest SD...Harding.
In Southeast MT...Carter...Custer...Fallon.
* COLD FRONT: A cold front arriving early this afternoon will shift
winds to the northwest and increase wind speeds this afternoon
and early evening.
* WIND: Northwest 10 to 20 mph with gusts up to 30 mph.
* HUMIDITY: As low as 10 percent.
* TEMPERATURES: Up to 95 degrees.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions are
either occurring now, or will shortly. A combination of gusty
winds, low relative humidity, and hot temperatures can contribute
to extreme fire behavior.
&&
$$
MTZ123>131-WYZ274-284-071845-
/O.NEW.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
Gallatin National Forest-Wheatland County/Sweet Grass County-
Stillwater County-Beartooth Ranger District Custer National Forest-
Golden Valley County/Musselshell county-Yellowstone County-
Crow Indian Reservation/Bighorn Canyon Rec Area-
Northern Rosebud/Northern Treasure Counties-
Northern Cheyenne Indian Reservation/Ashland Ranger District
Custer Natl Forest-Sheridan County-Bighorn National Forest-
1232 PM MDT Thu Aug 6 2026
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
The National Weather Service in Billings has issued a Fire Weather
Watch...which is in effect from Saturday morning through Saturday
evening.
* IMPACTS: Low humidities, hot temperatures, and strong gusty winds
will create erratic fire behavior.
* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131.
* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Powder River...Rosebud...Treasure.
In Southwest MT...Gallatin.
* WIND: Northwest 10 to 20 mph with gusts up to 30 mph.
* HUMIDITY: Minimums of 9 to 14 percent.
* TEMPERATURES: Highs in the 90s to near 100 degrees.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.
&&
$$
http://weather.gov/Billings
Action: Continued Issued At: 2026-08-06 21:02:16
520
WWUS85 KBYZ 070201
RFWBYZ
URGENT - FIRE WEATHER MESSAGE
National Weather Service Billings MT
801 PM MDT Thu Aug 6 2026
MTZ132-133-080215-
/O.EXP.KBYZ.FW.W.0008.000000T0000Z-260807T0200Z/
/O.EXA.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
Custer County-Sioux Ranger District Custer National Forest-
801 PM MDT Thu Aug 6 2026
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
...RED FLAG WARNING HAS EXPIRED...
The National Weather Service in Billings has issued a Fire Weather
Watch...which is in effect from Saturday morning through Saturday
evening.
* IMPACTS: Low humidities, hot temperatures, and strong gusty
winds will create erratic fire behavior and new fire starts.
* AFFECTED AREA:
In Southeast MT Fire Zone...132.
In Southeast MT and Northwest SD Fire Zone...133.
* COUNTIES AFFECTED:
In Northwest SD...Harding.
In Southeast MT...Carter...Custer...Fallon.
* WIND: East 5 to 15 mph with gusts up to 30 mph.
* HUMIDITY: As low as 8 percent.
* TEMPERATURES: Up to 97.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.
&&
$$
MTZ123>131-WYZ274-284-080215-
/O.CON.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
Gallatin National Forest-Wheatland County/Sweet Grass County-
Stillwater County-Beartooth Ranger District Custer National Forest-
Golden Valley County/Musselshell county-Yellowstone County-
Crow Indian Reservation/Bighorn Canyon Rec Area-
Northern Rosebud/Northern Treasure Counties-
Northern Cheyenne Indian Reservation/Ashland Ranger District
Custer Natl Forest-Sheridan County-Bighorn National Forest-
801 PM MDT Thu Aug 6 2026
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING...
* IMPACTS: Low humidities, hot temperatures, and strong gusty
winds will create erratic fire behavior and new fire starts.
* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131.
* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Powder River...Rosebud...Treasure.
In Southwest MT...Gallatin.
* WIND: Northwest 5 to 15 mph with gusts up to 30 mph.
* HUMIDITY: As low as 11 percent.
* TEMPERATURES: Up to 100.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.
&&
$$
http://weather.gov/Billings
Action: Area Extended Issued At: 2026-08-06 21:02:16
520
WWUS85 KBYZ 070201
RFWBYZ
URGENT - FIRE WEATHER MESSAGE
National Weather Service Billings MT
801 PM MDT Thu Aug 6 2026
MTZ132-133-080215-
/O.EXP.KBYZ.FW.W.0008.000000T0000Z-260807T0200Z/
/O.EXA.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
Custer County-Sioux Ranger District Custer National Forest-
801 PM MDT Thu Aug 6 2026
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
...RED FLAG WARNING HAS EXPIRED...
The National Weather Service in Billings has issued a Fire Weather
Watch...which is in effect from Saturday morning through Saturday
evening.
* IMPACTS: Low humidities, hot temperatures, and strong gusty
winds will create erratic fire behavior and new fire starts.
* AFFECTED AREA:
In Southeast MT Fire Zone...132.
In Southeast MT and Northwest SD Fire Zone...133.
* COUNTIES AFFECTED:
In Northwest SD...Harding.
In Southeast MT...Carter...Custer...Fallon.
* WIND: East 5 to 15 mph with gusts up to 30 mph.
* HUMIDITY: As low as 8 percent.
* TEMPERATURES: Up to 97.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.
&&
$$
MTZ123>131-WYZ274-284-080215-
/O.CON.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
Gallatin National Forest-Wheatland County/Sweet Grass County-
Stillwater County-Beartooth Ranger District Custer National Forest-
Golden Valley County/Musselshell county-Yellowstone County-
Crow Indian Reservation/Bighorn Canyon Rec Area-
Northern Rosebud/Northern Treasure Counties-
Northern Cheyenne Indian Reservation/Ashland Ranger District
Custer Natl Forest-Sheridan County-Bighorn National Forest-
801 PM MDT Thu Aug 6 2026
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING...
* IMPACTS: Low humidities, hot temperatures, and strong gusty
winds will create erratic fire behavior and new fire starts.
* AFFECTED AREA:
In North Central WY Fire Zones...274...284.
In South Central MT Fire Zones...123...124...125...126...127
128...129.
In Southeast MT Fire Zones...130...131.
* COUNTIES AFFECTED:
In Central MT...Golden Valley...Musselshell...Wheatland.
In North Central WY...Big Horn...Johnson...Sheridan...Washakie.
In South Central MT...Big Horn...Carbon...Park...Stillwater
Sweet Grass...Yellowstone.
In Southeast MT...Powder River...Rosebud...Treasure.
In Southwest MT...Gallatin.
* WIND: Northwest 5 to 15 mph with gusts up to 30 mph.
* HUMIDITY: As low as 11 percent.
* TEMPERATURES: Up to 100.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible Red
Flag Warnings.
&&
$$
http://weather.gov/Billings
Action: Upgraded Issued At: 2026-08-07 13:14:22
562
WWUS85 KBYZ 071813
RFWBYZ
URGENT - FIRE WEATHER MESSAGE
National Weather Service Billings MT
1213 PM MDT Fri Aug 7 2026
MTZ123>133-WYZ274-284-081815-
/O.UPG.KBYZ.FW.A.0005.260808T1700Z-260809T0300Z/
/O.NEW.KBYZ.FW.W.0009.260808T1700Z-260809T0300Z/
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/Bighorn 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-
Bighorn National Forest-
1213 PM MDT Fri Aug 7 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM MDT SATURDAY...
The National Weather Service in Billings has issued a Red Flag
Warning...which is in effect from 11 AM to 9 PM MDT Saturday. The
Fire Weather Watch is no longer in effect.
* IMPACTS: Low humidities, hot temperatures, and strong gusty winds
will create erratic fire behavior.
* 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.
* WIND: Northwest 10 to 20 mph with gusts to 30 mph.
* HUMIDITY: Minimums of 7 to 14 percent.
* TEMPERATURES: Highs of 93 to 101 degrees.
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.
&&
$$
http://weather.gov/Billings
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