Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 

Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

View the Enhanced Operating Capability Products and Services StoryMap here



Hydrograph River at a Glance Download
Sacramento River at Colusa Weir Stage (ft)Flow (kcfs)Highest Observation: 59.81 ft at 8:45AM Jan 28, 2023Observed: 59.8 ft at 9:00AM Jan 28, 2023Observed: 59.8 ft at 9:15AM Jan 28, 2023Observed: 59.8 ft at 9:30AM Jan 28, 2023Observed: 59.8 ft at 9:45AM Jan 28, 2023Observed: 59.8 ft at 10:00AM Jan 28, 2023Observed: 59.8 ft at 10:15AM Jan 28, 2023Observed: 59.8 ft at 10:30AM Jan 28, 2023Observed: 59.8 ft at 10:45AM Jan 28, 2023Observed: 59.8 ft at 11:00AM Jan 28, 2023Observed: 59.8 ft at 11:15AM Jan 28, 2023Observed: 59.8 ft at 11:30AM Jan 28, 2023Observed: 59.8 ft at 11:45AM Jan 28, 2023Observed: 59.8 ft at 12:00PM Jan 28, 2023Observed: 59.8 ft at 12:15PM Jan 28, 2023Observed: 59.8 ft at 12:30PM Jan 28, 2023Observed: 59.8 ft at 12:45PM Jan 28, 2023Observed: 59.8 ft at 1:00PM Jan 28, 2023Observed: 59.8 ft at 1:15PM Jan 28, 2023Observed: 59.8 ft at 1:30PM Jan 28, 2023Observed: 59.8 ft at 1:45PM Jan 28, 2023Observed: 59.8 ft at 2:00PM Jan 28, 2023Observed: 59.8 ft at 2:15PM Jan 28, 2023Observed: 59.8 ft at 2:30PM Jan 28, 2023Observed: 59.8 ft at 2:45PM Jan 28, 2023Observed: 59.8 ft at 3:00PM Jan 28, 2023Observed: 59.8 ft at 3:15PM Jan 28, 2023Observed: 59.8 ft at 3:30PM Jan 28, 2023Observed: 59.8 ft at 3:45PM Jan 28, 2023Observed: 59.8 ft at 4:00PM Jan 28, 2023Observed: 59.8 ft at 4:15PM Jan 28, 2023Observed: 59.8 ft at 4:30PM Jan 28, 2023Observed: 59.8 ft at 4:45PM Jan 28, 2023Observed: 59.8 ft at 5:00PM Jan 28, 2023Observed: 59.8 ft at 5:15PM Jan 28, 2023Observed: 59.8 ft at 5:30PM Jan 28, 2023Observed: 59.8 ft at 5:45PM Jan 28, 2023Observed: 59.8 ft at 6:00PM Jan 28, 2023Observed: 59.8 ft at 6:15PM Jan 28, 2023Observed: 59.8 ft at 6:30PM Jan 28, 2023Observed: 59.8 ft at 6:45PM Jan 28, 2023Observed: 59.8 ft at 7:00PM Jan 28, 2023Observed: 59.8 ft at 7:15PM Jan 28, 2023Observed: 59.8 ft at 7:30PM Jan 28, 2023Observed: 59.8 ft at 7:45PM Jan 28, 2023Observed: 59.8 ft at 8:00PM Jan 28, 2023Observed: 59.8 ft at 8:15PM Jan 28, 2023Observed: 59.8 ft at 8:30PM Jan 28, 2023Observed: 59.8 ft at 8:45PM Jan 28, 2023Observed: 59.8 ft at 9:00PM Jan 28, 2023Observed: 59.8 ft at 9:15PM Jan 28, 2023Observed: 59.8 ft at 9:30PM Jan 28, 2023Observed: 59.8 ft at 9:45PM Jan 28, 2023Observed: 59.8 ft at 10:00PM Jan 28, 2023Observed: 59.8 ft at 10:15PM Jan 28, 2023Observed: 59.8 ft at 10:30PM Jan 28, 2023Observed: 59.8 ft at 10:45PM Jan 28, 2023Observed: 59.8 ft at 11:00PM Jan 28, 2023Observed: 59.8 ft at 11:15PM Jan 28, 2023Observed: 59.8 ft at 11:30PM Jan 28, 2023Observed: 59.8 ft at 11:45PM Jan 28, 2023Observed: 59.8 ft at 12:00AM Jan 29, 2023Observed: 59.8 ft at 12:15AM Jan 29, 2023Observed: 59.8 ft at 12:30AM Jan 29, 2023Observed: 59.8 ft at 12:45AM Jan 29, 2023Observed: 59.8 ft at 1:00AM Jan 29, 2023Observed: 59.8 ft at 1:15AM Jan 29, 2023Observed: 59.8 ft at 1:30AM Jan 29, 2023Observed: 59.8 ft at 1:45AM Jan 29, 2023Observed: 59.8 ft at 2:00AM Jan 29, 2023Observed: 59.8 ft at 2:15AM Jan 29, 2023Observed: 59.8 ft at 2:30AM Jan 29, 2023Observed: 59.8 ft at 2:45AM Jan 29, 2023Observed: 59.8 ft at 3:00AM Jan 29, 2023Observed: 59.8 ft at 3:15AM Jan 29, 2023Observed: 59.8 ft at 3:30AM Jan 29, 2023Observed: 59.8 ft at 3:45AM Jan 29, 2023Observed: 59.8 ft at 4:00AM Jan 29, 2023Observed: 59.8 ft at 4:15AM Jan 29, 2023Observed: 59.8 ft at 4:30AM Jan 29, 2023Observed: 59.8 ft at 4:45AM Jan 29, 2023Observed: 59.8 ft at 5:00AM Jan 29, 2023Observed: 59.8 ft at 5:15AM Jan 29, 2023Observed: 59.8 ft at 5:30AM Jan 29, 2023Observed: 59.8 ft at 5:45AM Jan 29, 2023Observed: 59.8 ft at 6:00AM Jan 29, 2023Observed: 59.8 ft at 6:15AM Jan 29, 2023Observed: 59.8 ft at 6:30AM Jan 29, 2023Observed: 59.8 ft at 6:45AM Jan 29, 2023Observed: 59.8 ft at 7:00AM Jan 29, 2023Observed: 59.8 ft at 7:15AM Jan 29, 2023Observed: 59.8 ft at 7:30AM Jan 29, 2023Observed: 59.8 ft at 7:45AM Jan 29, 2023Observed: 59.8 ft at 8:00AM Jan 29, 2023Observed: 59.8 ft at 8:15AM Jan 29, 2023Observed: 59.8 ft at 8:30AM Jan 29, 2023Observed: 59.8 ft at 8:45AM Jan 29, 2023Observed: 59.8 ft at 9:00AM Jan 29, 2023Observed: 59.8 ft at 9:15AM Jan 29, 2023Observed: 59.8 ft at 9:30AM Jan 29, 2023Observed: 59.8 ft at 9:45AM Jan 29, 2023Observed: 59.8 ft at 10:00AM Jan 29, 2023Observed: 59.8 ft at 10:15AM Jan 29, 2023Observed: 59.8 ft at 10:30AM Jan 29, 2023Observed: 59.8 ft at 10:45AM Jan 29, 2023Observed: 59.8 ft at 11:00AM Jan 29, 2023Observed: 59.8 ft at 11:15AM Jan 29, 2023Observed: 59.8 ft at 11:30AM Jan 29, 2023Observed: 59.8 ft at 11:45AM Jan 29, 2023Observed: 59.8 ft at 12:00PM Jan 29, 2023Observed: 59.8 ft at 12:15PM Jan 29, 2023Observed: 59.8 ft at 12:30PM Jan 29, 2023Observed: 59.8 ft at 12:45PM Jan 29, 2023Observed: 59.8 ft at 1:00PM Jan 29, 2023Observed: 59.8 ft at 1:15PM Jan 29, 2023Observed: 59.8 ft at 1:30PM Jan 29, 2023Observed: 59.8 ft at 1:45PM Jan 29, 2023Observed: 59.8 ft at 2:00PM Jan 29, 2023Observed: 59.8 ft at 2:15PM Jan 29, 2023Observed: 59.8 ft at 2:30PM Jan 29, 2023Observed: 59.8 ft at 2:45PM Jan 29, 2023Observed: 59.8 ft at 3:00PM Jan 29, 2023Observed: 59.8 ft at 3:15PM Jan 29, 2023Observed: 59.8 ft at 3:30PM Jan 29, 2023Observed: 59.8 ft at 3:45PM Jan 29, 2023Observed: 59.8 ft at 4:00PM Jan 29, 2023Observed: 59.8 ft at 4:15PM Jan 29, 2023Observed: 59.8 ft at 4:30PM Jan 29, 2023Observed: 59.8 ft at 4:45PM Jan 29, 2023Observed: 59.8 ft at 5:00PM Jan 29, 2023Observed: 59.8 ft at 5:15PM Jan 29, 2023Observed: 59.8 ft at 5:30PM Jan 29, 2023Observed: 59.8 ft at 5:45PM Jan 29, 2023Observed: 59.8 ft at 6:00PM Jan 29, 2023Observed: 59.8 ft at 6:15PM Jan 29, 2023Observed: 59.8 ft at 6:30PM Jan 29, 2023Observed: 59.8 ft at 6:45PM Jan 29, 2023Observed: 59.8 ft at 7:00PM Jan 29, 2023Observed: 59.8 ft at 7:15PM Jan 29, 2023Observed: 59.8 ft at 7:30PM Jan 29, 2023Observed: 59.8 ft at 7:45PM Jan 29, 2023Observed: 59.8 ft at 8:00PM Jan 29, 2023Observed: 59.8 ft at 8:15PM Jan 29, 2023Observed: 59.8 ft at 8:30PM Jan 29, 2023Observed: 59.8 ft at 8:45PM Jan 29, 2023Observed: 59.8 ft at 9:00PM Jan 29, 2023Observed: 59.8 ft at 9:15PM Jan 29, 2023Observed: 59.8 ft at 9:30PM Jan 29, 2023Observed: 59.8 ft at 9:45PM Jan 29, 2023Observed: 59.8 ft at 10:00PM Jan 29, 2023Observed: 59.8 ft at 10:15PM Jan 29, 2023Observed: 59.8 ft at 10:30PM Jan 29, 2023Observed: 59.8 ft at 10:45PM Jan 29, 2023Observed: 59.8 ft at 11:00PM Jan 29, 2023Observed: 59.8 ft at 11:15PM Jan 29, 2023Observed: 59.8 ft at 11:30PM Jan 29, 2023Observed: 59.8 ft at 11:45PM Jan 29, 2023Observed: 59.8 ft at 12:00AM Jan 30, 2023Observed: 59.8 ft at 12:15AM Jan 30, 2023Observed: 59.8 ft at 12:30AM Jan 30, 2023Observed: 59.8 ft at 12:45AM Jan 30, 2023Observed: 59.8 ft at 1:00AM Jan 30, 2023Observed: 59.8 ft at 1:15AM Jan 30, 2023Observed: 59.8 ft at 1:30AM Jan 30, 2023Observed: 59.8 ft at 1:45AM Jan 30, 2023Observed: 59.8 ft at 2:00AM Jan 30, 2023Observed: 59.8 ft at 2:15AM Jan 30, 2023Observed: 59.8 ft at 2:30AM Jan 30, 2023Observed: 59.8 ft at 2:45AM Jan 30, 2023Observed: 59.8 ft at 3:00AM Jan 30, 2023Observed: 59.8 ft at 3:15AM Jan 30, 2023Observed: 59.8 ft at 3:30AM Jan 30, 2023Observed: 59.8 ft at 3:45AM Jan 30, 2023Observed: 59.8 ft at 4:00AM Jan 30, 2023Observed: 59.8 ft at 4:15AM Jan 30, 2023Observed: 59.8 ft at 4:30AM Jan 30, 2023Observed: 59.8 ft at 4:45AM Jan 30, 2023Observed: 59.8 ft at 5:00AM Jan 30, 2023Observed: 59.8 ft at 5:15AM Jan 30, 2023Observed: 59.8 ft at 5:30AM Jan 30, 2023Observed: 59.8 ft at 5:45AM Jan 30, 2023Observed: 59.8 ft at 6:00AM Jan 30, 2023Observed: 59.8 ft at 6:15AM Jan 30, 2023Observed: 59.8 ft at 6:30AM Jan 30, 2023Observed: 59.8 ft at 6:45AM Jan 30, 2023Observed: 59.8 ft at 7:00AM Jan 30, 2023Observed: 59.8 ft at 7:15AM Jan 30, 2023Observed: 59.8 ft at 7:30AM Jan 30, 2023Observed: 59.79 ft at 7:45AM Jan 30, 2023Observed: 59.79 ft at 8:00AM Jan 30, 2023Observed: 59.79 ft at 8:15AM Jan 30, 2023Observed: 59.79 ft at 8:30AM Jan 30, 2023Observed: 59.79 ft at 8:45AM Jan 30, 2023Observed: 59.79 ft at 9:00AM Jan 30, 2023Observed: 59.79 ft at 9:15AM Jan 30, 2023Observed: 59.79 ft at 9:30AM Jan 30, 2023Observed: 59.79 ft at 9:45AM Jan 30, 2023Observed: 59.79 ft at 10:00AM Jan 30, 2023Observed: 59.79 ft at 10:15AM Jan 30, 2023Observed: 59.79 ft at 10:30AM Jan 30, 2023Observed: 59.79 ft at 10:45AM Jan 30, 2023Observed: 59.79 ft at 11:00AM Jan 30, 2023Observed: 59.79 ft at 11:15AM Jan 30, 2023Observed: 59.79 ft at 11:30AM Jan 30, 2023Observed: 59.79 ft at 11:45AM Jan 30, 2023Observed: 59.79 ft at 12:00PM Jan 30, 2023Observed: 59.79 ft at 12:15PM Jan 30, 2023Observed: 59.79 ft at 12:30PM Jan 30, 2023Observed: 59.79 ft at 12:45PM Jan 30, 2023Observed: 59.79 ft at 1:00PM Jan 30, 2023Observed: 59.79 ft at 1:15PM Jan 30, 2023Observed: 59.79 ft at 1:30PM Jan 30, 2023Observed: 59.79 ft at 1:45PM Jan 30, 2023Observed: 59.79 ft at 2:00PM Jan 30, 2023Observed: 59.79 ft at 2:15PM Jan 30, 2023Observed: 59.79 ft at 2:30PM Jan 30, 2023Observed: 59.79 ft at 2:45PM Jan 30, 2023Observed: 59.79 ft at 3:00PM Jan 30, 2023Observed: 59.79 ft at 3:15PM Jan 30, 2023Observed: 59.79 ft at 3:30PM Jan 30, 2023Observed: 59.79 ft at 3:45PM Jan 30, 2023Observed: 59.79 ft at 4:00PM Jan 30, 2023Observed: 59.79 ft at 4:15PM Jan 30, 2023Observed: 59.79 ft at 4:30PM Jan 30, 2023Observed: 59.79 ft at 4:45PM Jan 30, 2023Observed: 59.79 ft at 5:00PM Jan 30, 2023Observed: 59.79 ft at 5:15PM Jan 30, 2023Observed: 59.79 ft at 5:30PM Jan 30, 2023Observed: 59.79 ft at 5:45PM Jan 30, 2023Observed: 59.79 ft at 6:00PM Jan 30, 2023Observed: 59.79 ft at 6:15PM Jan 30, 2023Observed: 59.79 ft at 6:30PM Jan 30, 2023Observed: 59.79 ft at 6:45PM Jan 30, 2023Observed: 59.79 ft at 7:00PM Jan 30, 2023Observed: 59.79 ft at 7:15PM Jan 30, 2023Observed: 59.79 ft at 7:30PM Jan 30, 2023Observed: 59.79 ft at 7:45PM Jan 30, 2023Observed: 59.79 ft at 8:00PM Jan 30, 2023Observed: 59.79 ft at 8:15PM Jan 30, 2023Observed: 59.79 ft at 8:30PM Jan 30, 2023Observed: 59.79 ft at 8:45PM Jan 30, 2023Observed: 59.79 ft at 9:00PM Jan 30, 2023Observed: 59.79 ft at 9:15PM Jan 30, 2023Observed: 59.79 ft at 9:30PM Jan 30, 2023Observed: 59.79 ft at 9:45PM Jan 30, 2023Observed: 59.79 ft at 10:00PM Jan 30, 2023Observed: 59.79 ft at 10:15PM Jan 30, 2023Observed: 59.79 ft at 10:30PM Jan 30, 2023Observed: 59.79 ft at 10:45PM Jan 30, 2023Observed: 59.79 ft at 11:00PM Jan 30, 2023Observed: 59.79 ft at 11:15PM Jan 30, 2023Observed: 59.79 ft at 11:30PM Jan 30, 2023Observed: 59.79 ft at 11:45PM Jan 30, 2023Observed: 59.79 ft at 12:00AM Jan 31, 2023Observed: 59.79 ft at 12:15AM Jan 31, 2023Observed: 59.79 ft at 12:30AM Jan 31, 2023Observed: 59.79 ft at 12:45AM Jan 31, 2023Observed: 59.79 ft at 1:00AM Jan 31, 2023Observed: 59.79 ft at 1:15AM Jan 31, 2023Observed: 59.79 ft at 1:30AM Jan 31, 2023Observed: 59.79 ft at 1:45AM Jan 31, 2023Observed: 59.79 ft at 2:00AM Jan 31, 2023Observed: 59.79 ft at 2:15AM Jan 31, 2023Observed: 59.79 ft at 2:30AM Jan 31, 2023Observed: 59.79 ft at 2:45AM Jan 31, 2023Observed: 59.79 ft at 3:00AM Jan 31, 2023Observed: 59.79 ft at 3:15AM Jan 31, 2023Observed: 59.79 ft at 3:30AM Jan 31, 2023Observed: 59.79 ft at 3:45AM Jan 31, 2023Observed: 59.79 ft at 4:00AM Jan 31, 2023Observed: 59.79 ft at 4:15AM Jan 31, 2023Observed: 59.79 ft at 4:30AM Jan 31, 2023Observed: 59.79 ft at 4:45AM Jan 31, 2023Observed: 59.79 ft at 5:00AM Jan 31, 2023Observed: 59.79 ft at 5:15AM Jan 31, 2023Observed: 59.79 ft at 5:30AM Jan 31, 2023Observed: 59.79 ft at 5:45AM Jan 31, 2023Observed: 59.79 ft at 6:00AM Jan 31, 2023Observed: 59.79 ft at 6:15AM Jan 31, 2023Observed: 59.79 ft at 6:30AM Jan 31, 2023Observed: 59.79 ft at 6:45AM Jan 31, 2023Observed: 59.79 ft at 7:00AM Jan 31, 2023Observed: 59.79 ft at 7:15AM Jan 31, 2023Observed: 59.79 ft at 7:30AM Jan 31, 2023Observed: 59.79 ft at 7:45AM Jan 31, 2023Observed: 59.79 ft at 8:00AM Jan 31, 2023Highest Forecast: 60.8 ft 9:00AM Jan 31, 2023Highest Forecast: 60.8 ft 10:00AM Jan 31, 2023Highest Forecast: 60.8 ft 11:00AM Jan 31, 2023Highest Forecast: 60.8 ft 12:00PM Jan 31, 2023Highest Forecast: 60.8 ft 1:00PM Jan 31, 2023Highest Forecast: 60.8 ft 2:00PM Jan 31, 2023Highest Forecast: 60.8 ft 3:00PM Jan 31, 2023Highest Forecast: 60.8 ft 4:00PM Jan 31, 2023Highest Forecast: 60.8 ft 5:00PM Jan 31, 2023Highest Forecast: 60.8 ft 6:00PM Jan 31, 2023Highest Forecast: 60.8 ft 7:00PM Jan 31, 2023Highest Forecast: 60.8 ft 8:00PM Jan 31, 2023Highest Forecast: 60.8 ft 9:00PM Jan 31, 2023Highest Forecast: 60.8 ft 10:00PM Jan 31, 2023Highest Forecast: 60.8 ft 11:00PM Jan 31, 2023Highest Forecast: 60.8 ft 12:00AM Feb 01, 2023Highest Forecast: 60.8 ft 1:00AM Feb 01, 2023Highest Forecast: 60.8 ft 2:00AM Feb 01, 2023Highest Forecast: 60.8 ft 3:00AM Feb 01, 2023Highest Forecast: 60.8 ft 4:00AM Feb 01, 2023Highest Forecast: 60.8 ft 5:00AM Feb 01, 2023Highest Forecast: 60.8 ft 6:00AM Feb 01, 2023Highest Forecast: 60.8 ft 7:00AM Feb 01, 2023Highest Forecast: 60.8 ft 8:00AM Feb 01, 2023Highest Forecast: 60.8 ft 9:00AM Feb 01, 2023Highest Forecast: 60.8 ft 10:00AM Feb 01, 2023Highest Forecast: 60.8 ft 11:00AM Feb 01, 2023Highest Forecast: 60.8 ft 12:00PM Feb 01, 2023Highest Forecast: 60.8 ft 1:00PM Feb 01, 2023Highest Forecast: 60.8 ft 2:00PM Feb 01, 2023Highest Forecast: 60.8 ft 3:00PM Feb 01, 2023Highest Forecast: 60.8 ft 4:00PM Feb 01, 2023Highest Forecast: 60.8 ft 5:00PM Feb 01, 2023Highest Forecast: 60.8 ft 6:00PM Feb 01, 2023Highest Forecast: 60.8 ft 7:00PM Feb 01, 2023Highest Forecast: 60.8 ft 8:00PM Feb 01, 2023Highest Forecast: 60.8 ft 9:00PM Feb 01, 2023Highest Forecast: 60.8 ft 10:00PM Feb 01, 2023Highest Forecast: 60.8 ft 11:00PM Feb 01, 2023Highest Forecast: 60.8 ft 12:00AM Feb 02, 2023Highest Forecast: 60.8 ft 1:00AM Feb 02, 2023Highest Forecast: 60.8 ft 2:00AM Feb 02, 2023Highest Forecast: 60.8 ft 3:00AM Feb 02, 2023Highest Forecast: 60.8 ft 4:00AM Feb 02, 2023Highest Forecast: 60.8 ft 5:00AM Feb 02, 2023Highest Forecast: 60.8 ft 6:00AM Feb 02, 2023Highest Forecast: 60.8 ft 7:00AM Feb 02, 2023Highest Forecast: 60.8 ft 8:00AM Feb 02, 2023Highest Forecast: 60.8 ft 9:00AM Feb 02, 2023Highest Forecast: 60.8 ft 10:00AM Feb 02, 2023Highest Forecast: 60.8 ft 11:00AM Feb 02, 2023Highest Forecast: 60.8 ft 12:00PM Feb 02, 2023Highest Forecast: 60.8 ft 1:00PM Feb 02, 2023Highest Forecast: 60.8 ft 2:00PM Feb 02, 2023Highest Forecast: 60.8 ft 3:00PM Feb 02, 2023Highest Forecast: 60.8 ft 4:00PM Feb 02, 2023Highest Forecast: 60.8 ft 5:00PM Feb 02, 2023Highest Forecast: 60.8 ft 6:00PM Feb 02, 2023Highest Forecast: 60.8 ft 7:00PM Feb 02, 2023Highest Forecast: 60.8 ft 8:00PM Feb 02, 2023Highest Forecast: 60.8 ft 9:00PM Feb 02, 2023Highest Forecast: 60.8 ft 10:00PM Feb 02, 2023Highest Forecast: 60.8 ft 11:00PM Feb 02, 2023Highest Forecast: 60.8 ft 12:00AM Feb 03, 2023Highest Forecast: 60.8 ft 1:00AM Feb 03, 2023Highest Forecast: 60.8 ft 2:00AM Feb 03, 2023Highest Forecast: 60.8 ft 3:00AM Feb 03, 2023Highest Forecast: 60.8 ft 4:00AM Feb 03, 2023Highest Forecast: 60.8 ft 5:00AM Feb 03, 2023Highest Forecast: 60.8 ft 6:00AM Feb 03, 2023Highest Forecast: 60.8 ft 7:00AM Feb 03, 2023Highest Forecast: 60.8 ft 8:00AM Feb 03, 2023Highest Forecast: 60.8 ft 9:00AM Feb 03, 2023Highest Forecast: 60.8 ft 10:00AM Feb 03, 2023Highest Forecast: 60.8 ft 11:00AM Feb 03, 2023Highest Forecast: 60.8 ft 12:00PM Feb 03, 2023Highest Forecast: 60.8 ft 1:00PM Feb 03, 2023Highest Forecast: 60.8 ft 2:00PM Feb 03, 2023Highest Forecast: 60.8 ft 3:00PM Feb 03, 2023Highest Forecast: 60.8 ft 4:00PM Feb 03, 2023Highest Forecast: 60.8 ft 5:00PM Feb 03, 2023Highest Forecast: 60.8 ft 6:00PM Feb 03, 2023Highest Forecast: 60.8 ft 7:00PM Feb 03, 2023Highest Forecast: 60.8 ft 8:00PM Feb 03, 2023Highest Forecast: 60.8 ft 9:00PM Feb 03, 2023Highest Forecast: 60.8 ft 10:00PM Feb 03, 2023Highest Forecast: 60.8 ft 11:00PM Feb 03, 2023Highest Forecast: 60.8 ft 12:00AM Feb 04, 2023Highest Forecast: 60.8 ft 1:00AM Feb 04, 2023Highest Forecast: 60.8 ft 2:00AM Feb 04, 2023Highest Forecast: 60.8 ft 3:00AM Feb 04, 2023Highest Forecast: 60.8 ft 4:00AM Feb 04, 2023Highest Forecast: 60.8 ft 5:00AM Feb 04, 2023Highest Forecast: 60.8 ft 6:00AM Feb 04, 2023Highest Forecast: 60.8 ft 7:00AM Feb 04, 2023Highest Forecast: 60.8 ft 8:00AM Feb 04, 2023Highest Forecast: 60.8 ft 9:00AM Feb 04, 2023Highest Forecast: 60.8 ft 10:00AM Feb 04, 2023Highest Forecast: 60.8 ft 11:00AM Feb 04, 2023Highest Forecast: 60.8 ft 12:00PM Feb 04, 2023Highest Forecast: 60.8 ft 1:00PM Feb 04, 2023Highest Forecast: 60.8 ft 2:00PM Feb 04, 2023Highest Forecast: 60.8 ft 3:00PM Feb 04, 2023Highest Forecast: 60.8 ft 4:00PM Feb 04, 2023Highest Forecast: 60.8 ft 5:00PM Feb 04, 2023Highest Forecast: 60.8 ft 6:00PM Feb 04, 2023Highest Forecast: 60.8 ft 7:00PM Feb 04, 2023Highest Forecast: 60.8 ft 8:00PM Feb 04, 2023Highest Forecast: 60.8 ft 9:00PM Feb 04, 2023Highest Forecast: 60.8 ft 10:00PM Feb 04, 2023Highest Forecast: 60.8 ft 11:00PM Feb 04, 2023Highest Forecast: 60.8 ft 12:00AM Feb 05, 2023Highest Forecast: 60.8 ft 1:00AM Feb 05, 2023Highest Forecast: 60.8 ft 2:00AM Feb 05, 2023Highest Forecast: 60.8 ft 3:00AM Feb 05, 2023Highest Forecast: 60.8 ft 4:00AM Feb 05, 2023CLAC1(plotting HGIRG) Graph Created (8:38AM Jan 31, 2023)ObservedForecast (issued 7:07AM Jan 31)Latest observed value: 59.79 ft at 8:00 AM PST 31-Jan-2023. Flood Stage is 70.1 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PST)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Crests prior to 10/1/2019 are in an old datum. Datum change to NAVD88 occurred on 10/1/2019. See LINK for correction value.

NOTE: Forecasts for the Sacramento River at Colusa Weir are issued routinely year-round.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Upstream Gauge - at Moulton Weir Upstream Gauge Downstream Gauge Downstream Gauge - at Colusa Bridge
Flood Categories (in feet)
Major Flood Stage: 73.9
Moderate Flood Stage: 72.9
Flood Stage: 70.1
Action Stage: 60.9
Low Stage (in feet): 0

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
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.
About This Location Collapse

Latitude: 39.236944° N, Longitude: 121.994722° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 70.1 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 0.0 Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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.
NWS Information
National Weather Service
Sacramento Weather Forecast Office

Sacramento, CA
(916) 979-3051
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities