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: Mar 20 2023 at 2:04 PM PDTNext Issuance: Mar 21 2023 at 9:00 AM PDT
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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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)
Today: Rain showers. Highs 50 to 58. North winds 10 to 15 mph shifting to the northeast in the afternoon. Gusts up to 25 mph.

Tonight: Mostly cloudy. Rain showers likely in the evening, then a chance of rain showers after midnight. Lows around 45. East winds 10 to 15 mph. Gusts up to 30 mph decreasing to 20 mph after midnight.

Wednesday: Mostly cloudy with a chance of rain showers. Highs 55 to 60. Northeast winds up to 10 mph shifting to the south around 10 mph in the afternoon.

Wednesday Night: Mostly cloudy. A chance of rain showers in the evening, then a slight chance of rain showers after midnight. Lows 41 to 47. Southeast winds up to 10 mph.

Thursday: Mostly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers in the afternoon. Highs 56 to 62. South winds up to 15 mph.

Thursday Night: Mostly cloudy with a chance of rain showers. Colder. Lows 34 to 40.

Friday: Mostly sunny. Highs around 57.

Friday Night: Mostly clear. Lows around 35.

Saturday and Saturday Night: Clear. Highs 54 to 59. Lows around 35.

Sunday: Mostly sunny. Highs 55 to 60.

Sunday Night: Mostly cloudy with a slight chance of rain showers. Lows around 39.

Monday: Mostly cloudy with a chance of rain showers. Highs around 53.
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.