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 CaliforniaRiver 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
Official 7 Day National Weather Service Forecast   (CAZ017)
Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows around 46. South winds up to 10 mph.

Saturday: Mostly cloudy. A chance of rain showers in the morning, then a slight chance of rain showers in the afternoon. Highs 55 to 61. South winds up to 15 mph.

Saturday Night: Mostly cloudy with a chance of rain showers. Lows 46 to 52. South winds around 10 mph.

Sunday: Mostly cloudy. A slight chance of rain showers in the morning. Highs 59 to 64. South winds up to 10 mph.

Sunday Night: Mostly cloudy. Lows 43 to 49. Light winds.

Monday: Mostly cloudy. Highs around 63.

Monday Night: Mostly clear. Lows 41 to 49.

Tuesday and Tuesday Night: Mostly cloudy. Highs 61 to 67. Lows 41 to 50.

Wednesday: Mostly cloudy with a slight chance of rain showers. Highs 60 to 66.

Wednesday Night through Thursday Night: Mostly cloudy with a chance of rain showers. Lows 44 to 50. Highs 58 to 64.

Friday: Partly cloudy with a slight chance of rain showers. Highs 55 to 61.
Impacts - E19 Information
46.7 FeetStages above 46.7 feet result in flooding outside the levees. Top of levee.
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.