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
2016*
667
77.39
Mar 14, 2016
2015*
3,794
78.60
Dec 13, 2014
2014*
0****
--
--
2013*
0****
--
--
2012*
0****
--
--
 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)
Tonight: Mostly clear. Lows 33 to 42. North winds around 10 mph in the evening becoming light.

Monday: Mostly sunny. Highs around 62. Light winds.

Monday Night: Mostly clear. Lows 34 to 43. Light winds.

Tuesday: Partly cloudy. Highs around 61. Light winds becoming southeast around 10 mph in the afternoon.

Tuesday Night: Mostly cloudy. A chance of rain after midnight. Lows 40 to 46. Southeast winds 10 to 20 mph. Gusts up to 30 mph after midnight.

Wednesday: Mostly cloudy with a chance of rain. Highs 51 to 61.

Wednesday Night: Mostly clear. Colder. Lows 32 to 40.

Thursday and Thursday Night: Clear. Highs around 56. Lows 29 to 39.

Friday through Sunday: Mostly clear. Highs 52 to 58. Lows 29 to 39.
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.