No longer in the daily fire updates. The Hwy 91 Inc 964 Fire last appeared in an official report on August 1, at 361 acres and 100% contained. Fires drop off this list once crews have them contained or out; we keep the page for reference. See fires burning now →

Hwy 91 Inc 964 Fire

Big Horn County, Montana · Wildfire

No longer active Official numbers updated Aug 1, 2026 (16 days ago)
First reported about 2 weeks ago
Metric Now
Size
361 acres
Aug 17, 8:00 AM
+131 acres
was 230 acres · Jul 31, 8:00 PM
Containment
100%
Aug 17, 8:00 AM
Crew size
Money spent
$70,000
Aug 17, 8:00 AM

Hwy 91 Inc 964 Fire and other nearby fires

🔥 Where this fire started Mostly contained Partly contained Containment not reported

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Hwy 91 Inc 964 Fire summary

The Hwy 91 Inc 964 Fire is a wildfire near Big Horn County, Montana. It has burned about 361 acres (about 273 football fields). Crews have it fully contained, with a line all the way around it. It was first reported about 2 weeks ago. A Type 4 IC is running it.

Size
361 acres
Containment
100%
Discovered
July 31, 2026 (first reported about 2 weeks ago)
Cause
Not reported

The size and containment above are current as of Saturday, August 15th at 1:01 p.m. CDT.

Weather & fire-spread conditions

No Red Flag Warning. The National Weather Service hasn't flagged this area for dangerous fire-spread conditions right now.

Hot, dry, and windy weather can help a fire grow; cool, calm, or wet weather helps crews. The tags below rate each day for fire spread — green is calm, red can push a fire.

A general fire-weather guide (wind matters most, then how dry it is, then heat), not a prediction of what this fire will do.

Today

72°F · Chance Rain Showers then Mostly Sunny

Wind 5 to 12 mph E · 35% chance of rain

Wind: Breezy Heat: Cool Some rain

Tonight

55°F · Slight Chance Showers And Thunderstorms

Wind 3 to 10 mph S · 24% chance of rain

Wind: Breezy Heat: Cool Some rain

Sunday

80°F · Sunny then Slight Chance Showers And Thunderstorms

Wind 2 to 8 mph WNW · 23% chance of rain

Wind: Calm Heat: Warm Some rain

Sunday Night

57°F · Chance Showers And Thunderstorms then Mostly Cloudy

Wind 8 mph SW · 25% chance of rain

Wind: Calm Heat: Cool Some rain

Monday

80°F · Mostly Sunny

Wind 2 to 8 mph W · 12% chance of rain

Wind: Calm Heat: Warm Dry

Forecast from the National Weather Service (weather.gov), pulled Saturday, August 15th at 1:05 p.m. CDT.

Who's on it

A Type 4 IC is running this fire. The government rates it a Type 4 Incident. About $70,000 has been spent on it so far.

The official feed reports the total headcount, not a breakdown by crew type.

Where to get live updates

We show the daily official picture. For minute-by-minute updates, evacuation orders, and maps, these do it best:

Nearby fires to Hwy 91 Inc 964 Fire

No other active fires are near this one right now. It's on its own.

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