National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SACRAMENTO RIVER - RIO VISTA (RVBC1)
Latitude: 38.16º NLongitude: 121.69º WElevation: 0 Feet
Location: Solano County in CaliforniaRiver Group: Lower Sacramento
Monitor Stage: 7.4 FeetFlood Stage: 11.9 FeetDanger Stage: 12.9 Feet

Observed Data Credit
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Raw streamflow data is provided by the California Department of Water Resources.
View CA DWR Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2025*
--
9.14
Dec 14, 2024
2024*
--
8.45
Feb 7, 2024
2023*
--
8.81
Jan 5, 2023
2022*
--
8.35
Oct 24, 2021
2021*
--
7.92
Jun 25, 2021
 Historical High Stage/Flow Events (Period of Record - Jan 1925 to Present) - Ranked by Stage
1986*
--
11.50
Feb 20, 1986
1997*
--
11.18
Jan 5, 1997
1984* -- 10.61 Dec 3, 1983
1983* -- 10.46 Jan 29, 1983
2017*
--
9.79
Feb 11, 2017
1915 -- 9.70** Feb 11, 1915
 *Discharge affected by regulation or diversion
 ** Stage of record before regulation by Shasta Dam began in 1943
 *** Datum changed from NGVD29 to NAVD88 on 10/01/2006. The difference is -0.6 ft and must be applied to all data before date to convert to NAVD88
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ018)
Tonight: Mostly clear. Lows 49 to 55. West winds up to 15 mph.

Wednesday: Sunny. Highs 77 to 83. West winds up to 15 mph.

Wednesday Night: Mostly clear. Lows around 54. West winds 10 to 15 mph.

Thursday: Mostly cloudy in the morning then becoming partly cloudy. Highs 72 to 78. West winds up to 10 mph.

Thursday Night: Partly cloudy with a slight chance of rain in the evening, then mostly cloudy with a chance of rain after midnight. Lows around 54. West winds up to 15 mph.

Friday: Mostly cloudy with rain showers likely and a chance of thunderstorms. Highs around 69.

Friday Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Lows around 52.

Saturday: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Highs 63 to 69.

Saturday Night: Partly cloudy with a chance of rain. Lows around 46.

Sunday: Mostly cloudy with a chance of rain. Highs around 62.

Sunday Night through Monday Night: Mostly clear. Lows around 45. Highs 64 to 70.

Tuesday: Partly cloudy. Highs around 72.
Flood Impacts
21.4 FeetStages above 21.4 feet result in major flooding outside of the levees. Top of levee.
9.4 FeetThe lower end of Rio Vista begins to flood at high tides.
8.4 FeetNearby low lying delta tracts are threatened by flooding.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Sacramento Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.