Chehalis River at Centralia
Lewis County, Washington
The past week
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What floods at each level
- 176.7 ft
the Chehalis River in Lewis County will cause severe near record flooding...with deep and swift flood waters inundating farms...residential and business areas...and roads on both sides of I-5...including I-5 and SR 6. Much of Chehalise and Centralia will be flooded. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Chehalis River Basin. This stage corresponds roughly to a Phase 4 flood in the Lewis County flood system.
- 175.5 ft
the Chehalis River in Lewis County will cause major flooding...inundating residential and commercial areas...farms...and many roads on both sides of I-5...including I-5 and SR 6. Flood waters will be deep and swift in some areas. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Chehalis River Basin. This stage corresponds roughly to a Phase 3 flood in the Lewis County flood system.
- 173.5 ft
the Chehalis River in Lewis County will cause moderate flooding including Fort Borst Park...residential and commercial areas...farms...and many roads from Chehalis to Centralia. Flood waters begin to inundate SR 6...I-5 ramps at SR 6...Main St Chehalis...and around Plummers and Hayes Lakes. Swift flood waters will cover some roads. This stage corresponds roughly to a Phase 2 flood in the Lewis County flood system.
- 172 ft
the Chehalis River in Lewis County will cause moderate flooding including Fort Borst Park...farms...and some residential and commercial areas...with water encroaching upon the first floor of some homes and businesses. Flooded roads include SR 6...Florida Ave...Donahue Rd...Airport Rd...Military Rd...and Nick Rd. Swift flood waters will cover some roads. This stage corresponds roughly to a Phase 2 flood in the Lewis County flood system.
- 170.5 ft
the Chehalis River in Lewis County will flood Riverside Golf Course...farms...and some residential areas around Florida Ave...Donahue Rd...Airport Rd...and Military Rd. Swift flood waters will cover some roads. This stage corresponds roughly to a Phase 1 flood in the Lewis County flood system.
- 168.5 ft
the Chehalis River in Lewis County will cause shallow flooding of farm lands and some roads. Roads include Airport Rd, Florida Ave in Chehalis and Military Rd in Centralia. This stage corresponds roughly to a Phase 1 flood in the Lewis County flood warning system.
- 166.5 ft
the Chehalis River in Lewis County will spill over its banks into nearby pasture lands around Chehalis and Centralia.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Dec 3, 2007 | 178.1 ft | 70,300 cfs |
| Jan 7, 2022 | 174.93 ft | 51,042 cfs |
| Dec 11, 2025 | 168.59 ft | 23,999 cfs |
Flood map
See which streets and areas flood at each water level here. Open the flood map ↗
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