138 Fire Map & Info, Petroleum County, Montana

Metric	Last report	Now	Change
Size	0 acres Aug 7, 11:00 PM	0 acres Aug 7, 11:00 PM	—
Containment	—	—	—
Crew size	—	—	—
Money spent	—	—	—

138 Fire summary

The 138 Fire is a wildfire near Petroleum County, Montana. It has burned about under 1 acre. It's a brand-new fire, first reported today. We're also tracking 3 other active fires within about 75 miles.

Size: under 1 acre
Containment: Not yet reported
Discovered: August 8, 2026 (first reported today)
Cause: Not reported

The size and containment above are current as of Friday, August 7th at 11:00 p.m. CDT.

Weather & fire-spread conditions

⚠️ Red Flag Warning in effect. The National Weather Service has flagged conditions here — usually wind plus dry air — that can make fires spread fast. This is the official warning that fire danger is high 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.

Tonight

57°F · Haze

Wind 3 to 8 mph SE · 0% chance of rain

Wind: Calm Heat: Cool Dry

Saturday

94°F · Haze

Wind 5 to 20 mph WNW · 0% chance of rain

Wind: Windy Heat: Hot Dry

Saturday Night

58°F · Haze

Wind 6 to 14 mph NE · 0% chance of rain

Wind: Breezy Heat: Cool Dry

Sunday

89°F · Haze then Mostly Sunny

Wind 6 to 15 mph NE · 0% chance of rain

Wind: Breezy Heat: Warm Dry

Sunday Night

57°F · Mostly Clear

Wind 5 to 15 mph N · 0% chance of rain

Wind: Breezy Heat: Cool Dry

Forecast from the National Weather Service (weather.gov), pulled Friday, August 7th at 10:04 p.m. CDT.

Who's on it

This fire is small enough that no crew size or team has been posted yet. That's normal for a fire this size — those numbers show up once a fire is big enough to need a formal report.

Where to get live updates

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

→ Watch Duty: real-time fire reporting and evacuations.
→ InciWeb: the government's official fire information site.

Nearby fires to 138 Fire

Within about 75 miles we're tracking 3 other active fires, closest first:

See all active fires in Montana →

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