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

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AMERICAN RIVER - SACRAMENTO AT H STREET (SAMC1)
Latitude: 38.57º NLongitude: 121.42º WElevation: 45 Feet
Location: Sacramento County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Monitor Stage: 39.0 FeetFlood Stage: 42.0 FeetDanger Stage: 43.0 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
2022*
--
17.92
Jan 8, 2022
2021*
--
17.08
Mar 13, 2021
2020*
--
17.36
Jul 20, 2020
2019*
--
29.29
Feb 27, 2019
2018*
--
27.95
Apr 8, 2018
 Historical High Stage/Flow Events (Period of Record - Jul 1921 to Present) - Ranked by Stage
1951
--
45.70**
Nov 21, 1950
1986*
--
43.40***
Feb 19, 1986****
1928
--
43.40
Mar 26, 1928
1997*
--
42.70
Jan 03, 1997*****
1963*
--
41.30
Feb 02, 1963
 * Discharge affected by regulation or diversion
 ** Flood of record prior to Folsom Dam construction
 *** Flood of record after Folsom Dam construction
 **** Maximum Folsom Dam release of 130,000 cfs
 ***** Maximum Folsom Dam release of 115,000 cfs
 ****** Datum changed from NGVD29 to NAVD88 on 10/01/2016. The difference is -0.84 ft and must be applied to all data before date to convert to NAVD88
Location Photographs
ESRI™ Locator Map
Impacts - E19 Information
46.7 FeetStages above 46.7 feet result in flooding outside the levees. Top of levee.
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Rain showers until late afternoon, then rain showers and a slight chance of thunderstorms late in the afternoon. Windy. Highs 51 to 57. South winds 10 to 30 mph. Gusts up to 40 mph in the afternoon.

Tonight: Rain showers and a slight chance of thunderstorms. Windy. Lows 39 to 45. South winds 20 to 35 mph with gusts to around 45 mph.

Saturday: A chance of rain showers and a slight chance of thunderstorms in the morning, then rain showers and a slight chance of thunderstorms in the afternoon. Windy. Highs 46 to 53. Southwest winds 15 to 30 mph.

Saturday Night: Mostly cloudy. Rain showers likely and a chance of thunderstorms in the evening, then a chance of rain showers and a slight chance of thunderstorms after midnight. Lows 36 to 42. South winds 10 to 20 mph with gusts to around 30 mph.

Sunday: Mostly cloudy with a chance of rain showers. Highs 49 to 56. South winds 10 to 15 mph.

Sunday Night: Mostly cloudy with a slight chance of rain showers. Lows around 37.

Monday: Partly cloudy. Highs 53 to 58.

Monday Night and Tuesday: Mostly cloudy with a slight chance of rain showers. Lows around 41. Highs 55 to 61.

Tuesday Night: Mostly cloudy with a chance of rain showers. Lows around 42.

Wednesday: Mostly cloudy with a slight chance of rain showers. Highs 53 to 60.

Wednesday Night: Partly cloudy with a slight chance of rain showers. Lows around 41.

Thursday: Mostly sunny. Highs 56 to 62.
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.