South Fork Newaukum River near Onalaska, WA

Lewis County, Washington · USGS gauge 12024000 · NWS SFNW1 · Washington river levels

Is South Fork Newaukum River near Onalaska, WA flooding right now?

South Fork Newaukum River near Onalaska, WA measured 533.81 ft on 2026-10-27 19:30:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height

533.81 ft

as of 20 min ago

Streamflow

38 cfs

data refreshed 3 min ago

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Nearby gauges

Gauge	Distance	County
Cowlitz River below Mayfield Dam, WA	5.6 mi	Lewis County
Nf Newaukum River above Bear Creek near Forest, WA	7.5 mi	Lewis County
Tilton River above Bear Canyon Creek near Cinebar, WA	10.8 mi	Lewis County
Newaukum River near Chehalis, WA	12.7 mi	Lewis County
Skookumchuck River near Vail, WA	14.3 mi	Thurston County

Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast