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
 
Hydrograph River at a Glance Download
Sacramento River at Hamilton City Stage (ft)Flow (kcfs)Observed: 128.03 ft at 1:45AM Apr 13, 2021Observed: 128.03 ft at 2:00AM Apr 13, 2021Observed: 128.04 ft at 2:15AM Apr 13, 2021Observed: 128.04 ft at 2:30AM Apr 13, 2021Observed: 128.04 ft at 2:45AM Apr 13, 2021Observed: 128.04 ft at 3:00AM Apr 13, 2021Observed: 128.04 ft at 3:15AM Apr 13, 2021Observed: 128.04 ft at 3:30AM Apr 13, 2021Observed: 128.04 ft at 3:45AM Apr 13, 2021Observed: 128.04 ft at 4:00AM Apr 13, 2021Observed: 128.04 ft at 4:15AM Apr 13, 2021Observed: 128.04 ft at 4:30AM Apr 13, 2021Observed: 128.04 ft at 4:45AM Apr 13, 2021Observed: 128.04 ft at 5:00AM Apr 13, 2021Observed: 128.04 ft at 5:15AM Apr 13, 2021Observed: 128.03 ft at 5:30AM Apr 13, 2021Observed: 128.03 ft at 5:45AM Apr 13, 2021Observed: 128.03 ft at 6:00AM Apr 13, 2021Observed: 128.03 ft at 6:15AM Apr 13, 2021Observed: 128.03 ft at 6:30AM Apr 13, 2021Observed: 128.03 ft at 6:45AM Apr 13, 2021Observed: 128.02 ft at 7:00AM Apr 13, 2021Observed: 128.02 ft at 7:15AM Apr 13, 2021Observed: 128.02 ft at 7:30AM Apr 13, 2021Observed: 128.02 ft at 7:45AM Apr 13, 2021Observed: 128.02 ft at 8:00AM Apr 13, 2021Observed: 128.02 ft at 8:15AM Apr 13, 2021Observed: 128.02 ft at 8:30AM Apr 13, 2021Observed: 128.01 ft at 8:45AM Apr 13, 2021Observed: 128.01 ft at 9:00AM Apr 13, 2021Observed: 128.01 ft at 9:15AM Apr 13, 2021Observed: 127.97 ft at 9:30AM Apr 13, 2021Observed: 127.97 ft at 9:45AM Apr 13, 2021Observed: 127.97 ft at 10:00AM Apr 13, 2021Observed: 127.98 ft at 10:15AM Apr 13, 2021Observed: 127.97 ft at 10:30AM Apr 13, 2021Observed: 127.98 ft at 10:45AM Apr 13, 2021Observed: 128 ft at 11:00AM Apr 13, 2021Observed: 127.98 ft at 11:15AM Apr 13, 2021Observed: 128 ft at 11:30AM Apr 13, 2021Observed: 127.99 ft at 11:45AM Apr 13, 2021Observed: 128 ft at 12:00PM Apr 13, 2021Observed: 128.01 ft at 12:15PM Apr 13, 2021Observed: 127.99 ft at 12:30PM Apr 13, 2021Observed: 128 ft at 12:45PM Apr 13, 2021Observed: 127.99 ft at 1:00PM Apr 13, 2021Observed: 128 ft at 1:15PM Apr 13, 2021Observed: 127.98 ft at 1:30PM Apr 13, 2021Observed: 128 ft at 1:45PM Apr 13, 2021Observed: 127.98 ft at 2:00PM Apr 13, 2021Observed: 127.96 ft at 2:15PM Apr 13, 2021Observed: 127.96 ft at 2:30PM Apr 13, 2021Observed: 127.97 ft at 2:45PM Apr 13, 2021Observed: 127.97 ft at 3:00PM Apr 13, 2021Observed: 127.97 ft at 3:15PM Apr 13, 2021Observed: 127.98 ft at 3:30PM Apr 13, 2021Observed: 127.96 ft at 3:45PM Apr 13, 2021Observed: 127.99 ft at 4:00PM Apr 13, 2021Observed: 127.97 ft at 4:15PM Apr 13, 2021Observed: 127.98 ft at 4:30PM Apr 13, 2021Observed: 127.97 ft at 4:45PM Apr 13, 2021Observed: 127.97 ft at 5:00PM Apr 13, 2021Observed: 127.97 ft at 5:15PM Apr 13, 2021Observed: 127.98 ft at 5:30PM Apr 13, 2021Observed: 127.97 ft at 5:45PM Apr 13, 2021Observed: 127.99 ft at 6:00PM Apr 13, 2021Observed: 127.98 ft at 6:15PM Apr 13, 2021Observed: 127.98 ft at 6:30PM Apr 13, 2021Observed: 127.98 ft at 6:45PM Apr 13, 2021Observed: 127.97 ft at 7:00PM Apr 13, 2021Observed: 127.98 ft at 7:15PM Apr 13, 2021Observed: 127.97 ft at 7:30PM Apr 13, 2021Observed: 128 ft at 7:45PM Apr 13, 2021Observed: 128 ft at 8:00PM Apr 13, 2021Observed: 128 ft at 8:15PM Apr 13, 2021Observed: 128 ft at 8:30PM Apr 13, 2021Observed: 128 ft at 8:45PM Apr 13, 2021Observed: 128 ft at 9:00PM Apr 13, 2021Observed: 128 ft at 9:15PM Apr 13, 2021Observed: 128 ft at 9:30PM Apr 13, 2021Observed: 128 ft at 9:45PM Apr 13, 2021Observed: 128 ft at 10:00PM Apr 13, 2021Observed: 128 ft at 10:15PM Apr 13, 2021Observed: 128 ft at 10:30PM Apr 13, 2021Observed: 128 ft at 10:45PM Apr 13, 2021Observed: 128.01 ft at 11:00PM Apr 13, 2021Observed: 128.01 ft at 11:15PM Apr 13, 2021Observed: 128.02 ft at 11:30PM Apr 13, 2021Observed: 128.02 ft at 11:45PM Apr 13, 2021Observed: 128.02 ft at 12:00AM Apr 14, 2021Observed: 128.02 ft at 12:15AM Apr 14, 2021Observed: 128.02 ft at 12:30AM Apr 14, 2021Observed: 128.03 ft at 12:45AM Apr 14, 2021Observed: 128.02 ft at 1:00AM Apr 14, 2021Observed: 128.02 ft at 1:15AM Apr 14, 2021Observed: 128.03 ft at 1:30AM Apr 14, 2021Observed: 128.03 ft at 1:45AM Apr 14, 2021Observed: 128.03 ft at 2:00AM Apr 14, 2021Observed: 128.04 ft at 2:15AM Apr 14, 2021Observed: 128.04 ft at 2:30AM Apr 14, 2021Observed: 128.01 ft at 2:45AM Apr 14, 2021Observed: 128 ft at 3:00AM Apr 14, 2021Observed: 128.02 ft at 3:15AM Apr 14, 2021Observed: 128.01 ft at 3:30AM Apr 14, 2021Observed: 128.02 ft at 3:45AM Apr 14, 2021Observed: 128.04 ft at 4:00AM Apr 14, 2021Observed: 128.04 ft at 4:15AM Apr 14, 2021Observed: 128.02 ft at 4:30AM Apr 14, 2021Observed: 128.04 ft at 4:45AM Apr 14, 2021Observed: 128.08 ft at 5:00AM Apr 14, 2021Observed: 128.09 ft at 5:15AM Apr 14, 2021Observed: 128.08 ft at 5:30AM Apr 14, 2021Observed: 128.09 ft at 5:45AM Apr 14, 2021Observed: 128.09 ft at 6:00AM Apr 14, 2021Observed: 128.1 ft at 6:15AM Apr 14, 2021Observed: 128.1 ft at 6:30AM Apr 14, 2021Observed: 128.1 ft at 6:45AM Apr 14, 2021Observed: 128.1 ft at 7:00AM Apr 14, 2021Observed: 128.09 ft at 7:15AM Apr 14, 2021Observed: 128.09 ft at 7:30AM Apr 14, 2021Observed: 128.09 ft at 7:45AM Apr 14, 2021Observed: 128.09 ft at 8:00AM Apr 14, 2021Observed: 128.09 ft at 8:15AM Apr 14, 2021Observed: 128.08 ft at 8:30AM Apr 14, 2021Observed: 128.07 ft at 8:45AM Apr 14, 2021Observed: 128.07 ft at 9:00AM Apr 14, 2021Observed: 128.08 ft at 9:15AM Apr 14, 2021Observed: 128.08 ft at 9:30AM Apr 14, 2021Observed: 128.07 ft at 9:45AM Apr 14, 2021Observed: 128.06 ft at 10:00AM Apr 14, 2021Observed: 128.07 ft at 10:15AM Apr 14, 2021Observed: 128.07 ft at 10:30AM Apr 14, 2021Observed: 128.07 ft at 10:45AM Apr 14, 2021Observed: 128.05 ft at 11:00AM Apr 14, 2021Observed: 128.07 ft at 11:15AM Apr 14, 2021Observed: 128.06 ft at 11:30AM Apr 14, 2021Observed: 128.07 ft at 11:45AM Apr 14, 2021Observed: 128.07 ft at 12:00PM Apr 14, 2021Observed: 128.07 ft at 12:15PM Apr 14, 2021Observed: 128.06 ft at 12:30PM Apr 14, 2021Observed: 128.07 ft at 12:45PM Apr 14, 2021Observed: 128.06 ft at 1:00PM Apr 14, 2021Observed: 128.06 ft at 1:15PM Apr 14, 2021Observed: 128.06 ft at 1:30PM Apr 14, 2021Observed: 128.06 ft at 1:45PM Apr 14, 2021Observed: 128.06 ft at 2:00PM Apr 14, 2021Observed: 128.05 ft at 2:15PM Apr 14, 2021Observed: 128.05 ft at 2:30PM Apr 14, 2021Observed: 128.05 ft at 2:45PM Apr 14, 2021Observed: 128.05 ft at 3:00PM Apr 14, 2021Observed: 128.04 ft at 3:15PM Apr 14, 2021Observed: 128.04 ft at 3:30PM Apr 14, 2021Observed: 128.04 ft at 3:45PM Apr 14, 2021Observed: 128.04 ft at 4:00PM Apr 14, 2021Observed: 128.04 ft at 4:15PM Apr 14, 2021Observed: 128.03 ft at 4:30PM Apr 14, 2021Observed: 128.03 ft at 4:45PM Apr 14, 2021Observed: 128.03 ft at 5:00PM Apr 14, 2021Observed: 128.03 ft at 5:15PM Apr 14, 2021Observed: 128.03 ft at 5:30PM Apr 14, 2021Observed: 128.03 ft at 5:45PM Apr 14, 2021Observed: 128.03 ft at 6:00PM Apr 14, 2021Observed: 128.03 ft at 6:15PM Apr 14, 2021Observed: 128.03 ft at 6:30PM Apr 14, 2021Observed: 128.03 ft at 6:45PM Apr 14, 2021Observed: 128.03 ft at 7:00PM Apr 14, 2021Observed: 128.02 ft at 7:15PM Apr 14, 2021Observed: 128.02 ft at 7:30PM Apr 14, 2021Observed: 128.02 ft at 7:45PM Apr 14, 2021Observed: 128.02 ft at 8:00PM Apr 14, 2021Observed: 128.02 ft at 8:15PM Apr 14, 2021Observed: 128.02 ft at 8:30PM Apr 14, 2021Observed: 128.02 ft at 8:45PM Apr 14, 2021Observed: 128.02 ft at 9:00PM Apr 14, 2021Observed: 128.01 ft at 9:15PM Apr 14, 2021Observed: 128.01 ft at 9:30PM Apr 14, 2021Observed: 128.02 ft at 9:45PM Apr 14, 2021Observed: 128.02 ft at 10:00PM Apr 14, 2021Observed: 128.02 ft at 10:15PM Apr 14, 2021Observed: 128.02 ft at 10:30PM Apr 14, 2021Observed: 128.02 ft at 10:45PM Apr 14, 2021Observed: 128.02 ft at 11:00PM Apr 14, 2021Observed: 128.02 ft at 11:15PM Apr 14, 2021Observed: 128.02 ft at 11:30PM Apr 14, 2021Observed: 128.03 ft at 11:45PM Apr 14, 2021Observed: 128.03 ft at 12:00AM Apr 15, 2021Observed: 128.03 ft at 12:15AM Apr 15, 2021Observed: 128.04 ft at 12:30AM Apr 15, 2021Observed: 128.04 ft at 12:45AM Apr 15, 2021Observed: 128.04 ft at 1:00AM Apr 15, 2021Observed: 128.05 ft at 1:15AM Apr 15, 2021Observed: 128.05 ft at 1:30AM Apr 15, 2021Observed: 128.06 ft at 1:45AM Apr 15, 2021Observed: 128.06 ft at 2:00AM Apr 15, 2021Observed: 128.07 ft at 2:15AM Apr 15, 2021Observed: 128.07 ft at 2:30AM Apr 15, 2021Observed: 128.08 ft at 2:45AM Apr 15, 2021Observed: 128.08 ft at 3:00AM Apr 15, 2021Observed: 128.09 ft at 3:15AM Apr 15, 2021Observed: 128.09 ft at 3:30AM Apr 15, 2021Observed: 128.1 ft at 3:45AM Apr 15, 2021Observed: 128.09 ft at 4:00AM Apr 15, 2021Observed: 128.1 ft at 4:15AM Apr 15, 2021Observed: 128.1 ft at 4:30AM Apr 15, 2021Highest Observation: 128.11 ft at 4:45AM Apr 15, 2021Highest Observation: 128.11 ft at 5:00AM Apr 15, 2021Observed: 128.1 ft at 5:15AM Apr 15, 2021Observed: 128.1 ft at 5:30AM Apr 15, 2021Observed: 128.1 ft at 5:45AM Apr 15, 2021Observed: 128.1 ft at 6:00AM Apr 15, 2021Observed: 128.1 ft at 6:15AM Apr 15, 2021Observed: 128.09 ft at 6:30AM Apr 15, 2021Observed: 128.1 ft at 6:45AM Apr 15, 2021Observed: 128.09 ft at 7:00AM Apr 15, 2021Observed: 128.09 ft at 7:15AM Apr 15, 2021Observed: 128.08 ft at 7:30AM Apr 15, 2021Observed: 128.08 ft at 7:45AM Apr 15, 2021Observed: 128.07 ft at 8:00AM Apr 15, 2021Observed: 128.07 ft at 8:15AM Apr 15, 2021Observed: 128.06 ft at 8:30AM Apr 15, 2021Observed: 128.06 ft at 8:45AM Apr 15, 2021Observed: 128.05 ft at 9:00AM Apr 15, 2021Observed: 128.05 ft at 9:15AM Apr 15, 2021Observed: 128.05 ft at 9:30AM Apr 15, 2021Observed: 128.05 ft at 9:45AM Apr 15, 2021Observed: 128.04 ft at 10:00AM Apr 15, 2021Observed: 128.04 ft at 10:15AM Apr 15, 2021Observed: 128.04 ft at 10:30AM Apr 15, 2021Observed: 128.05 ft at 10:45AM Apr 15, 2021Observed: 128.04 ft at 11:00AM Apr 15, 2021Observed: 128.05 ft at 11:15AM Apr 15, 2021Observed: 128.05 ft at 11:30AM Apr 15, 2021Observed: 128.05 ft at 11:45AM Apr 15, 2021Observed: 128.04 ft at 12:00PM Apr 15, 2021Observed: 128.05 ft at 12:15PM Apr 15, 2021Observed: 128.04 ft at 12:30PM Apr 15, 2021Observed: 128.05 ft at 12:45PM Apr 15, 2021Observed: 128.05 ft at 1:00PM Apr 15, 2021Observed: 128.05 ft at 1:15PM Apr 15, 2021Observed: 128.05 ft at 1:30PM Apr 15, 2021Observed: 128.05 ft at 1:45PM Apr 15, 2021Observed: 128.05 ft at 2:00PM Apr 15, 2021Observed: 128.05 ft at 2:15PM Apr 15, 2021Observed: 128.05 ft at 2:30PM Apr 15, 2021Observed: 128.05 ft at 2:45PM Apr 15, 2021Observed: 128.05 ft at 3:00PM Apr 15, 2021Observed: 128.05 ft at 3:15PM Apr 15, 2021Observed: 128.05 ft at 3:30PM Apr 15, 2021Observed: 128.05 ft at 3:45PM Apr 15, 2021Observed: 128.05 ft at 4:00PM Apr 15, 2021Observed: 128.05 ft at 4:15PM Apr 15, 2021Observed: 128.05 ft at 4:30PM Apr 15, 2021Observed: 128.05 ft at 4:45PM Apr 15, 2021Observed: 128.05 ft at 5:00PM Apr 15, 2021Observed: 128.05 ft at 5:15PM Apr 15, 2021Observed: 128.04 ft at 5:30PM Apr 15, 2021Observed: 128.05 ft at 5:45PM Apr 15, 2021Observed: 128.05 ft at 6:00PM Apr 15, 2021Observed: 128.04 ft at 6:15PM Apr 15, 2021Observed: 128.04 ft at 6:30PM Apr 15, 2021Observed: 128.04 ft at 6:45PM Apr 15, 2021Observed: 128.04 ft at 7:00PM Apr 15, 2021Observed: 128.04 ft at 7:15PM Apr 15, 2021Observed: 128.04 ft at 7:30PM Apr 15, 2021Observed: 128.04 ft at 7:45PM Apr 15, 2021Observed: 128.04 ft at 8:00PM Apr 15, 2021Observed: 128.04 ft at 8:15PM Apr 15, 2021Observed: 128.04 ft at 8:30PM Apr 15, 2021Observed: 128.04 ft at 8:45PM Apr 15, 2021Observed: 128.04 ft at 9:00PM Apr 15, 2021Observed: 128.04 ft at 9:15PM Apr 15, 2021Observed: 128.04 ft at 9:30PM Apr 15, 2021Observed: 128.04 ft at 9:45PM Apr 15, 2021Observed: 128.04 ft at 10:00PM Apr 15, 2021Observed: 128.04 ft at 10:15PM Apr 15, 2021Observed: 128.04 ft at 10:30PM Apr 15, 2021Observed: 128.04 ft at 10:45PM Apr 15, 2021Observed: 128.04 ft at 11:00PM Apr 15, 2021Observed: 128.04 ft at 11:15PM Apr 15, 2021Observed: 128.04 ft at 11:30PM Apr 15, 2021Observed: 128.04 ft at 11:45PM Apr 15, 2021Observed: 128.04 ft at 12:00AM Apr 16, 2021Observed: 128.04 ft at 12:15AM Apr 16, 2021Observed: 128.04 ft at 12:30AM Apr 16, 2021Observed: 128.04 ft at 12:45AM Apr 16, 2021Forecast: 128.1 ft 2:00AM Apr 16, 2021Forecast: 128.1 ft 3:00AM Apr 16, 2021Forecast: 128.1 ft 4:00AM Apr 16, 2021Forecast: 128.1 ft 5:00AM Apr 16, 2021Forecast: 128.1 ft 6:00AM Apr 16, 2021Forecast: 128.1 ft 7:00AM Apr 16, 2021Forecast: 128.1 ft 8:00AM Apr 16, 2021Forecast: 128.1 ft 9:00AM Apr 16, 2021Forecast: 128.1 ft 10:00AM Apr 16, 2021Forecast: 128.1 ft 11:00AM Apr 16, 2021Forecast: 128.1 ft 12:00PM Apr 16, 2021Forecast: 128.1 ft 1:00PM Apr 16, 2021Forecast: 128.1 ft 2:00PM Apr 16, 2021Forecast: 128.1 ft 3:00PM Apr 16, 2021Forecast: 128.1 ft 4:00PM Apr 16, 2021Forecast: 128.1 ft 5:00PM Apr 16, 2021Forecast: 128.1 ft 6:00PM Apr 16, 2021Forecast: 128.1 ft 7:00PM Apr 16, 2021Forecast: 128.1 ft 8:00PM Apr 16, 2021Forecast: 128.1 ft 9:00PM Apr 16, 2021Forecast: 128.1 ft 10:00PM Apr 16, 2021Forecast: 128.1 ft 11:00PM Apr 16, 2021Forecast: 128.1 ft 12:00AM Apr 17, 2021Forecast: 128.1 ft 1:00AM Apr 17, 2021Forecast: 128.1 ft 2:00AM Apr 17, 2021Forecast: 128.1 ft 3:00AM Apr 17, 2021Forecast: 128.1 ft 4:00AM Apr 17, 2021Forecast: 128.1 ft 5:00AM Apr 17, 2021Forecast: 128.1 ft 6:00AM Apr 17, 2021Forecast: 128.1 ft 7:00AM Apr 17, 2021Forecast: 128.1 ft 8:00AM Apr 17, 2021Forecast: 128.1 ft 9:00AM Apr 17, 2021Forecast: 128.1 ft 10:00AM Apr 17, 2021Forecast: 128.1 ft 11:00AM Apr 17, 2021Forecast: 128.1 ft 12:00PM Apr 17, 2021Forecast: 128.1 ft 1:00PM Apr 17, 2021Forecast: 128.1 ft 2:00PM Apr 17, 2021Forecast: 128.1 ft 3:00PM Apr 17, 2021Forecast: 128.1 ft 4:00PM Apr 17, 2021Forecast: 128.1 ft 5:00PM Apr 17, 2021Forecast: 128.1 ft 6:00PM Apr 17, 2021Forecast: 128.1 ft 7:00PM Apr 17, 2021Forecast: 128.1 ft 8:00PM Apr 17, 2021Forecast: 128.1 ft 9:00PM Apr 17, 2021Forecast: 128.1 ft 10:00PM Apr 17, 2021Forecast: 128.1 ft 11:00PM Apr 17, 2021Forecast: 128.1 ft 12:00AM Apr 18, 2021Forecast: 128.1 ft 1:00AM Apr 18, 2021Forecast: 128.1 ft 2:00AM Apr 18, 2021Forecast: 128.1 ft 3:00AM Apr 18, 2021Forecast: 128.1 ft 4:00AM Apr 18, 2021Forecast: 128.1 ft 5:00AM Apr 18, 2021Forecast: 128.1 ft 6:00AM Apr 18, 2021Forecast: 128.1 ft 7:00AM Apr 18, 2021Forecast: 128.1 ft 8:00AM Apr 18, 2021Forecast: 128.1 ft 9:00AM Apr 18, 2021Forecast: 128.1 ft 10:00AM Apr 18, 2021Forecast: 128.1 ft 11:00AM Apr 18, 2021Forecast: 128.1 ft 12:00PM Apr 18, 2021Forecast: 128.1 ft 1:00PM Apr 18, 2021Forecast: 128.1 ft 2:00PM Apr 18, 2021Forecast: 128.1 ft 3:00PM Apr 18, 2021Forecast: 128.1 ft 4:00PM Apr 18, 2021Forecast: 128.1 ft 5:00PM Apr 18, 2021Highest Forecast: 128.2 ft 6:00PM Apr 18, 2021Highest Forecast: 128.2 ft 7:00PM Apr 18, 2021Highest Forecast: 128.2 ft 8:00PM Apr 18, 2021Highest Forecast: 128.2 ft 9:00PM Apr 18, 2021Highest Forecast: 128.2 ft 10:00PM Apr 18, 2021Highest Forecast: 128.2 ft 11:00PM Apr 18, 2021Highest Forecast: 128.2 ft 12:00AM Apr 19, 2021Highest Forecast: 128.2 ft 1:00AM Apr 19, 2021Highest Forecast: 128.2 ft 2:00AM Apr 19, 2021Highest Forecast: 128.2 ft 3:00AM Apr 19, 2021Highest Forecast: 128.2 ft 4:00AM Apr 19, 2021Highest Forecast: 128.2 ft 5:00AM Apr 19, 2021Highest Forecast: 128.2 ft 6:00AM Apr 19, 2021Highest Forecast: 128.2 ft 7:00AM Apr 19, 2021Highest Forecast: 128.2 ft 8:00AM Apr 19, 2021Highest Forecast: 128.2 ft 9:00AM Apr 19, 2021Highest Forecast: 128.2 ft 10:00AM Apr 19, 2021Highest Forecast: 128.2 ft 11:00AM Apr 19, 2021Highest Forecast: 128.2 ft 12:00PM Apr 19, 2021Highest Forecast: 128.2 ft 1:00PM Apr 19, 2021Highest Forecast: 128.2 ft 2:00PM Apr 19, 2021Highest Forecast: 128.2 ft 3:00PM Apr 19, 2021Highest Forecast: 128.2 ft 4:00PM Apr 19, 2021Highest Forecast: 128.2 ft 5:00PM Apr 19, 2021Highest Forecast: 128.2 ft 6:00PM Apr 19, 2021Highest Forecast: 128.2 ft 7:00PM Apr 19, 2021Highest Forecast: 128.2 ft 8:00PM Apr 19, 2021Highest Forecast: 128.2 ft 9:00PM Apr 19, 2021Highest Forecast: 128.2 ft 10:00PM Apr 19, 2021Highest Forecast: 128.2 ft 11:00PM Apr 19, 2021Highest Forecast: 128.2 ft 12:00AM Apr 20, 2021Highest Forecast: 128.2 ft 1:00AM Apr 20, 2021Highest Forecast: 128.2 ft 2:00AM Apr 20, 2021Highest Forecast: 128.2 ft 3:00AM Apr 20, 2021Highest Forecast: 128.2 ft 4:00AM Apr 20, 2021Highest Forecast: 128.2 ft 5:00AM Apr 20, 2021HAMC1(plotting HGIRG) Graph Created (1:39AM Apr 16, 2021)ObservedForecast (issued 7:34AM Apr 15)Latest observed value: 128.04 ft at 12:45 AM PDT 16-Apr-2021. Flood Stage is 147 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
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 Hamilton City are issued routinely year-round.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Upstream Gauge - at Vina-Woodson Bridge Upstream Gauge Downstream Gauge Downstream Gauge - at Ord Ferry
Flood Categories (in feet)
Major Flood Stage: 150.2
Moderate Flood Stage: 149.2
Flood Stage: 147
Action Stage: 142
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
147.2 Overflow begins on the east bank of the river, from near Wilson Landing Road to Highway 32.
137.7 West Sacramento Avenue and River Road north of Big Chico Creek flood 1.5 hours after the Hamilton City gage reaches 137.7-138.0 feet.
About This Location Collapse

Latitude: 39.750833° N, Longitude: 121.997778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 147 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 0 ft 148 ft  

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