Rivermatics

USGS Streamgage 12211200

Nooksack River at Everson, WA

Nooksack River at Everson, WA is USGS streamgage 12211200 in Washington, monitoring river discharge in hydrologic subbasin 17110004. It sits on the Nooksack River, alongside 3 other gauges Rivermatics tracks on the same river. It drains a watershed of about 628 square miles. Discharge records at this site go back to 2004. Typical flow runs near 2,279.4 cfs in July and 3,094 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

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Gauge details

State
Washington
Drainage area
628 sq mi
Gauge elevation
79 ft
Subbasin (HUC-8)
17110004
Coordinates
48.91789, -122.34794
USGS site number
12211200
Records begin
2004-09-30 (22 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Nooksack River at Everson, WA. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
736 792 847
710 787 871
675 758 852
638 737 839
604 719 835
571 695 811
571 691 816
525 667 817
521 666 825
519 666 830
526 671 836
525 670 839
511 666 854
473 648 868

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 10 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 1,610.6 3,845.2 11,007.1
February 1,363.6 2,940.7 10,043.9
March 1,422.6 2,748.1 8,079.7
April 1,849.3 3,094 6,068
May 2,642.3 3,978.4 7,335.2
June 2,207.3 3,565.7 6,986.3
July 1,541.9 2,279.4 3,437.1
August 1,064.7 1,513.9 2,160.3
September 778.6 1,217.1 3,430
October 803.5 2,129.2 7,178.4
November 1,334.1 4,079 14,702
December 1,443.7 3,924.8 13,355.8

All values in cubic feet per second (cfs).

Common questions

When does Nooksack River at Everson, WA normally run highest?
November, on the long-term record. The median daily flow that month is about 4,079 cfs, against 1,217.1 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Nooksack River at Everson, WA?
It depends on the month. In January, half of days historically fall near 3,845.2 cfs, with the middle 80% of days between 1,610.6 and 11,007.1 cfs. The month-by-month table on this page gives the full range.
How long has Nooksack River at Everson, WA been measured?
Discharge records at USGS site 12211200 begin in 2004, about 22 years, covering roughly 3,597 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Nooksack River at Everson, WA?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Nooksack River at Everson, WA?
The gauge sits at 48.91789, -122.34794, in Washington, in hydrologic subbasin 17110004, at an elevation of about 79 feet, draining roughly 628 square miles.
Can I use Nooksack River at Everson, WA data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Nooksack River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Nooksack River in full.

Other gauges in this subbasin