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Weather Forecast Office Sacramento, CA

California Nevada River Forecast Center

Hydrograph

River at a Glance

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Printable Image About this graph Tabular Data (UTC) Tabular Data (PDT) 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 Feather River at Gridley are issued routinely year-round. Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 106.6 Moderate Flood Stage: 105.6 Flood Stage: 103 Action Stage: 94 Low Stage (in feet): 0 Historic Crests (1) 101.55 ft on 02/28/1940 (2) 100.43 ft on 12/23/1964 (3) 100.06 ft on 02/19/1986 (4) 98.83 ft on 01/02/1997 (5) 98.20 ft on 02/08/1960 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 78.80 ft on 02/29/2024 (2) 85.49 ft on 03/20/2023 (3) 75.47 ft on 03/09/2022 (4) 73.81 ft on 07/02/2021 (5) 76.16 ft on 10/02/2019 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available.

Zoom Level:16 Legend FEMA Layer Gauge Location 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

If you notice any errors in the below information, please contact our Webmaster
106.5	Stages above 106.5 feet result in flooding outside the levees. Top of levee.
101.6	East bank overflows from Hamilton Bend to Four Corners and to near Hwy 40.
99.3	Water flows over Hwy 70 south of east Gridley Road.
97.5	General overflow of the east bank south of the gage to near Hwy 70 occurs. This floods extensive areas of farm land.
95.3	Overflow of the east bank begins east of Gridley. This water flows into orchards.

About This Location

Latitude: 39.366555° N, Longitude: 121.647193° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 103 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 0.0 103.0 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: Corps of Engineers (COE) Info for Gridley U.S. Geological Survey (USGS) Data and Site Info for Gridley

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary California Data Exchange Center Most Recent Scheduled Reservoir Releases USGS Real-time Data for California USGS - Western Region Geologic Information WFO Sacramento Hydrology Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Sacramento County Streams Snow Information

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. 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