No longer in the daily fire updates. The Back 40 Fire last appeared in an official report on September 1, at under 1 acre with containment not reported. Fires drop off this list once crews have them contained or out; we keep the page for reference. See fires burning now →

Back 40 Fire

Green Lake County, Wisconsin · Wildfire

No longer active Official numbers updated Sep 1, 2026 (4 days ago)
First reported about 3 weeks ago
Metric Now
Size
0 acres
Sep 5, 3:00 AM
Containment —
Crew size —
Money spent —

Back 40 Fire and other nearby fires

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

Drag or zoom the map to see more fires in the area.

Back 40 Fire summary

The Back 40 Fire is a wildfire near Green Lake County, Wisconsin. It has burned about under 1 acre. It was first reported about 3 weeks ago.

Size
under 1 acre
Containment
Not yet reported
Discovered
August 12, 2026 (first reported about 3 weeks ago)
Cause
Not reported

The size and containment above are current as of Friday, September 4th at 1:00 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.

This Afternoon

87°F · Partly Sunny

Wind 5 mph W · 6% chance of rain

Wind: Calm Heat: Warm Dry

Tonight

67°F · Scattered Showers And Thunderstorms then Areas Of Fog

Wind 0 to 5 mph NE · 32% chance of rain

Wind: Calm Heat: Cool Some rain

Saturday

80°F · Areas Of Fog then Partly Sunny

Wind 5 mph NE · 7% chance of rain

Wind: Calm Heat: Warm Dry

Saturday Night

57°F · Partly Cloudy

Wind 0 to 5 mph NE · 1% chance of rain

Wind: Calm Heat: Cool Dry

Sunday

80°F · Partly Sunny

Wind 0 to 5 mph E · 3% chance of rain

Wind: Calm Heat: Warm Dry

Forecast from the National Weather Service (weather.gov), pulled Friday, September 4th at 1:01 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:

Nearby fires to Back 40 Fire

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

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