Major Flood
205.5 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
204.5 ft
Minor Flood
202.5 ft
Action Stage
200.5 ft
What Floods at Each Level
205.5 ft
flood waters will inundate most roads and a majority of residential and commercial areas within the region. Swift flood waters will become deep and hazardous, especially near river channels. A stage of 205.5 feet on the Newaukum corresponds to Phase 4 in the Lewis County flood system. Flooding will occur all along the river including headwaters, forks, tributaries, and other streams within and near the Newaukum River Basin.
204.5 ft
deep and hazardous flood waters will inundate many roads and residential and commercial areas along the Newaukum River and its forks. Impacted roadways and surrounding areas include SR 508, Jackson Hwy. and Tune, Rush, Sommerville, Griel, Hamilton, Tauscher, Guerrier, Kirkland, Macomber, Rice, Senn, Lucas Creek, Middle Fork and North Fork, Bishop, Shorey, Labree, Gish, Yates Roads. A stage of 204.5 feet on the Newaukum roughly corresponds to Phase 3 flood in the Lewis County flood system.
202.5 ft
flood waters will inundate many roads and residential and commercial areas along the Newaukum River and its forks. Flooding in some areas may be deep and hazardous especially near rivers. Impacted roadways and surrounding areas include Jackson Hwy. and Tune, Rush, Sommerville, Griel, Hamilton, Tauscher, Guerrier, Kirkland, Macomber, Rice, Senn, Lucas Creek, Middle Fork and North Fork Roads. A stage of 202.5 feet on the Newaukum roughly corresponds to Phase 2 flood in the Lewis County flood system.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jan 6, 2022 | 205.59 ft | 13,906 cfs |
| Feb 7, 1996 | 205.48 ft | 13,300 cfs |
| Dec 9, 2025 | 205.36 ft | 8,924 cfs |
About This Gauge
Get Flood Alerts for Newaukum River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Newaukum River near Chehalis?
The Newaukum River near Chehalis gauge is maintained by USGS (site 12025000) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Newaukum River near Chehalis?
The NWS-defined flood stage for Newaukum River near Chehalis is 202.5 feet. Action stage begins at 200.5 feet. Moderate flooding starts at 204.5 feet, and major flooding at 205.5 feet.
How do I get alerts when Newaukum River rises?
Download StormCast free on Google Play, go to River Gauges, and add Newaukum River near Chehalis to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Newaukum River near Chehalis gauge located?
The gauge is located in Lewis County, Washington at coordinates 46.6203°N, 122.9439°W. USGS site number: 12025000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
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Source & Notes
Data provided by: U. S. Geological Survey, Observations courtesy of U.S. Geological Survey
- River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast.