Sisi Fire

Chelan County, Washington · Wildfire

Active Official numbers updated Sep 9, 2026 (about 15 hours ago)
First reported about 4 weeks ago
Metric Now
Size
2,748 acres
Sep 9, 11:00 AM
+36 acres
was 2,712 acres · Sep 8, 8:00 PM
Containment
11%
Sep 9, 11:00 AM
+2 percent
was 9% · Sep 4, 3:00 PM
Crew size
150
Sep 9, 11:00 AM
+43
was 107 · Sep 8, 8:00 PM
Money spent
$2.8M
Sep 9, 11:00 AM
+$213,901
was $2.6M · Sep 8, 8:00 PM

Sisi Fire and other nearby fires

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

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Sisi Fire summary

The Sisi Fire is a wildfire near Chelan County, Washington. It has burned about 2,748 acres (about 2,000 football fields). Crews have boxed in 11% of its edge; the other 89% isn't contained yet. It was first reported about 4 weeks ago. About 150 people are on it, run by a Complex Incident Management Team. We're also tracking 8 other active fires within about 75 miles.

Size
2,748 acres
Containment
11%
Discovered
August 14, 2026 (first reported about 4 weeks ago)
Cause
Not reported

The size and containment above are current as of Wednesday, September 9th at 11:00 a.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

64°F · Mostly Sunny

Wind 2 to 9 mph NW · 4% chance of rain

Wind: Calm Heat: Cool Dry

Tonight

50°F · Mostly Cloudy

Wind 8 to 14 mph W · 10% chance of rain

Wind: Breezy Heat: Cool Dry

Thursday

56°F · Partly Sunny

Wind 14 mph W · 10% chance of rain

Wind: Breezy Heat: Cool Dry

Thursday Night

39°F · Partly Cloudy

Wind 5 to 14 mph W · 0% chance of rain

Wind: Breezy Heat: Cool Dry

Friday

55°F · Partly Sunny

Wind 5 mph W · 11% chance of rain

Wind: Calm Heat: Cool Dry

Forecast from the National Weather Service (weather.gov), pulled Wednesday, September 9th at 11:01 a.m. CDT.

When I roll up to someone's house that's clearly been hardened against wildfire, it's like a breath of fresh air. I know my chances of saving your home just went up dramatically.

A wildland firefighter, on Reddit

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Who's on it

About 150 people are assigned to this fire, run by a Complex Incident Management Team. The government rates it a Type 1 Incident (the highest complexity level). About $3 million 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 Sisi Fire

Within about 75 miles we're tracking 8 other active fires, closest first:

See all active fires in Washington →

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