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 - MOULTON WEIR (CLSC1)
Latitude: 39.34º NLongitude: 122.02º WElevation: 76 Feet
Location: Colusa County in CaliforniaRiver Group: Upper Sacramento
Monitor Stage: 76.8 FeetFlood Stage: 84.4 FeetDanger Stage: 85.4 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
2015*
3,794
78.60
Dec 13, 2014
2014*
0****
--
--
2013*
0****
--
--
2012*
0****
--
--
2011*
5,235
79.00
Mar 25, 2011
 Historical High Stage/Flow Events (Period of Record - Jan 1931 to Present)**
1942
53,900
83.80
Feb 7, 1942
1958*
45,300
84.65***
Feb 20, 1958
1958*
44,200
84.62***
Feb 26, 1958
1983*
35,300
83.71
Mar 3, 1983
1956* 29,900 83.15 Jan 16, 1956
 * Discharge affected by regulation or diversion
 ** Peak flow before regulation by Shasta Dam began in 1943
 *** Old datum
 **** No weir flow observed during the entire water year
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ016)
Today: Rain, breezy. Highs around 56. Southeast winds 15 to 25 mph with gusts to around 40 mph.

Tonight: Mostly cloudy. Rain likely in the evening, then a chance of rain showers after midnight. Lows 43 to 49. Southeast winds up to 15 mph. Gusts up to 35 mph in the evening.

Saturday: Mostly cloudy. A slight chance of rain showers in the morning. Highs around 63. Light winds.

Saturday Night: Mostly cloudy. Lows around 47. Light winds.

Sunday: Mostly cloudy with a chance of rain. Highs around 58. Southeast winds up to 15 mph.

Sunday Night: Rain showers. Lows 42 to 48.

Monday: Mostly cloudy with a chance of rain showers. Highs around 64.

Monday Night: Mostly cloudy with a slight chance of rain showers. Lows 43 to 49.

Tuesday and Tuesday Night: Partly cloudy. Highs around 70. Lows 43 to 53.

Wednesday and Wednesday Night: Mostly cloudy with a slight chance of rain showers. Highs around 73. Lows 47 to 53.

Thursday: Partly cloudy with a slight chance of rain showers. Highs around 68.
Impacts - E19 Information
76.8 FeetMoulton Weir crest elevation. Overflow begins into Butte Sink. River Road is flooded and closed.
89.2 FeetStages above 89.2 feet result in major flooding of areas 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.