Sacramento River at Colusa Weir

Last updated: Jul 24, 2025, 3:56 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 73.9 - Stages above 73.9 feet result in major flooding. Top of levee.
  • 60.9 - Colusa Weir crest elevation. Overflow begins into the Sutter Bypass.

Gauge Info

Coordinates 39.2369, -121.995
RFC CNRFC
State CA
WFO STO
County Colusa
Data Provider(s)
State of California / Department of Water Resources DWR CDEC ID: CLW

Gauge Location

Recent Crests

1. 68.16 ft on 02-06-2025
2. 63.42 ft on 01-05-2025
3. 65.76 ft on 12-16-2024
4. 66.57 ft on 11-24-2024
5. 63.28 ft on 03-07-2024

Historic Crests

1. 70.60 ft on 03-01-1940
2. 68.96 ft on 03-04-1983
3. 68.85 ft on 01-03-1997
4. 68.80 ft on 02-21-1958
5. 68.80 ft on 02-26-1958

Vertical Datum Table

type NAVD88
major Flooding 73.90 ft
moderate Flooding 72.90 ft
minor Flooding 70.10 ft
action 60.90 ft
Latest Value 59.50 ft
Gauge Zero 0.00 ft

Gauge Photos

Photo 1 of 3

Looking downstream.

Probability Information

Photo 1 of 1

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
Sacramento
3310 El Camino Ave Ste 228
Sacramento, CA 95821
Official Homepage