Nisqually River at Mckenna, WA

Thurston County, Washington · USGS gauge 12089500 · NWS MKNW1 · Nisqually River flood status · Washington river levels

Is Nisqually River at Mckenna, WA flooding right now?

Nisqually River at Mckenna, WA measured 1.37 ft on 2026-09-11 01:30:00 UTC. That observation was 8.6 ft below its 10 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
1.37 ft
as of 61 min ago
Streamflow
699 cfs
data refreshed 13 min ago

Minor flooding here begins at 10 ft, with major flooding at 14 ft. The highest crest on record was 17.13 ft on Thu, Feb 8, 1996.

Flood forecast

NWS forecast, issued 11 hours ago. Forecasts are issued for select river points and update through the day.

Flood stages at this gauge

CategoryStageCurrent distance
Action8 ft6.6 ft below
Minor flood10 ft8.6 ft below
Moderate flood13 ft11.6 ft below
Major flood14 ft12.6 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
17.13 ft1996-02-08
13 ft1965-01-29
12.48 ft1995-11-30
12.39 ft1980-12-26
12.38 ft1955-12-12

Last 7 days

Past 7 days · 1.09–1.51 ft

Nearby gauges

GaugeDistanceCounty
Deschutes River near Rainier, WA7.6 miThurston County
Skookumchuck River near Vail, WA11.2 miThurston County
Nisqually River at La Grande, WA12.7 miPierce County
Skookumchuck River below Bldy Run Creek near Centralia, WA12.9 miThurston County
Mashel River near La Grande, WA13.3 miPierce 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