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 - HAMILTON CITY (HAMC1)
Latitude: 39.75º NLongitude: 122.00º WElevation: 125 Feet
Location: Glenn County in CaliforniaRiver Group: Upper Sacramento
Issuance Time: Jan 30 2023 at 1:34 PM PSTNext Issuance: Jan 31 2023 at 9:00 AM PST
Monitor Stage: 142.0 FeetFlood Stage: 147.0 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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To view other verification locations, use our Historical Graphical River Forecast Interface.
Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2021
13,300
130.71
Jan 29, 2021
2020
28,100
134.20
Jan 27, 2020
2019
117,800
147.87
Feb 27, 2019
2018
61,600
140.70
Apr 8, 2018
2017
131,100
149.33
Feb 19, 2017
 Historical High Stage/Flow Events (Period of Record - January 1927 to Present) - Ranked by Flow
1986
160,900
150.53
Feb 18, 1986
1970
160,700
150.80
Jan 24, 1970
1983
159,600
150.77
Mar 1, 1983
1997
155,300
150.92
Jan 2, 1997
1995
--
150.65
Jan 10, 1995
 * Datum changed from USED to NAVD88 on 10/01/2019. The difference is -0.8 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   (CAZ016)
Tonight: Clear, breezy. Lows 30 to 36. North winds 15 to 25 mph decreasing to 10 to 15 mph after midnight.

Tuesday: Mostly sunny. Highs around 56. Northwest winds 10 to 15 mph with gusts to around 25 mph.

Tuesday Night: Partly cloudy. Areas of frost after midnight. Lows 30 to 36. Light winds.

Wednesday: Widespread frost in the morning. Mostly sunny. Highs around 55. Light winds.

Wednesday Night: Partly cloudy. Areas of frost after midnight. Lows 32 to 38. Light winds.

Thursday: Mostly cloudy. Highs 52 to 58.

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

Friday: Mostly cloudy with a chance of rain showers. Highs around 54.

Friday Night and Saturday: Mostly cloudy. Lows around 40. Highs around 56.

Saturday Night and Sunday: Mostly cloudy with a chance of rain showers. Lows around 43. Highs 52 to 57.

Sunday Night: Mostly cloudy with a chance of rain showers. Lows around 38.

Monday: Mostly cloudy. Highs around 58.
Impacts - E19 Information
137.7 FeetWest Sacramento Avenue and River Road north of Big Chico Creek flood 1.5 hours after the Hamilton City gage reaches 138.5 and 138.8 feet.
147.2 FeetOverflow begins on the east bank of the river, from near Wilson Landing Road to Highway 32.
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.