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: Sep 17 2021 at 7:41 AM PDTNext Issuance: Sep 18 2021 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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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
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
2016
77,947
142.43
Jan 18, 2016
2015
124,356
148.32
Dec 12, 2014
 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: Sunny. Highs around 88. South winds up to 10 mph.

Tonight: Clear. Lows 50 to 58. Southeast winds 10 to 15 mph with gusts to around 25 mph.

Saturday: Mostly sunny. A slight chance of rain showers in the afternoon. Highs around 79. Southeast winds 10 to 20 mph.

Saturday Night: Partly cloudy with a chance of rain showers in the evening, then mostly cloudy with rain showers likely after midnight. Lows 55 to 61. South winds 15 to 20 mph. Gusts up to 35 mph after midnight.

Sunday: Mostly cloudy with a chance of rain showers in the morning, then partly cloudy in the afternoon. Highs around 75. South winds 10 to 15 mph with gusts to around 30 mph shifting to the north in the afternoon.

Sunday Night: Mostly clear. Lows 54 to 62.

Monday: Sunny, breezy, warmer. Highs around 86.

Monday Night and Tuesday: Clear. Lows 54 to 64. Highs around 88.

Tuesday Night: Partly cloudy. Lows 55 to 65.

Wednesday through Thursday: Mostly clear. Highs around 89. Lows 55 to 65.
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.