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
Issuance Time: Oct 17 2021 at 7:38 AM PDTNext Issuance: Oct 18 2021 at 9:00 AM PDT
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.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2020*
--
17.36
Jul 20, 2020
2019*
--
29.29
Feb 27, 2019
2018*
--
27.95
Apr 8, 2018
2017*
--
38.59
Feb 10, 2017
2016*
--
29.49
Mar 15, 2016
 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: Mostly cloudy with rain showers in the evening, then partly cloudy with a chance of rain showers after midnight. Breezy, colder. Lows 41 to 47. South winds 15 to 25 mph decreasing to 10 to 15 mph after midnight.

Monday: Mostly sunny. A slight chance of rain showers in the morning. Highs 59 to 65. South winds 10 to 15 mph.

Monday Night: Mostly clear. Lows 35 to 45. Southeast winds up to 10 mph in the evening becoming light.

Tuesday: Mostly sunny. Highs 63 to 69. Northeast winds up to 10 mph shifting to the south around 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. A chance of rain showers in the evening, then rain showers likely after midnight. Lows 47 to 53. South winds around 10 mph with gusts to around 20 mph.

Wednesday: Rain showers likely. Highs 57 to 63.

Wednesday Night: Mostly cloudy with a chance of rain showers. Lows 48 to 56.

Thursday and Thursday Night: Mostly cloudy with a chance of rain showers. Highs 65 to 73. Lows 48 to 56.

Friday: Mostly cloudy with rain showers likely. Highs 63 to 69.

Friday Night: Mostly cloudy with a slight chance of rain showers. Cooler. Lows 45 to 51.

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

Saturday Night: Cloudy with a chance of rain showers. Lows 48 to 54.

Sunday: Rain showers likely. Highs around 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.