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
Issuance Time: Jul 19 2019 at 8:10 AM PDTNext Issuance: Jul 20 2019 at 9:00 AM PDT
Monitor Stage: 76.8 FeetFlood Stage: 84.4 FeetDanger Stage: 85.4 Feet

Moulton Weir Location - Sacramento River Channel Stage/Flow (Estimated)
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
2018*
0****
--
--
2017*
15,300
80.98
Feb 20, 2017
2016*
667
77.39
Mar 14, 2016
2015*
3,794
78.60
Dec 13, 2014
2014*
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. The difference is -2.85 ft and must be applied to data to convert from NGVD29 to NAVD88
 **** No weir flow observed during the entire water year
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ016)
Today: Sunny. Highs 90 to 96. South winds up to 10 mph.

Tonight: Clear. Lows 60 to 68. Southeast winds up to 10 mph.

Sunday: Sunny. Highs around 95. South winds up to 10 mph.

Sunday Night: Mostly clear. Lows 61 to 69. Southeast winds up to 10 mph.

Monday: Sunny. Highs 93 to 99. South winds up to 10 mph.

Monday Night: Clear. Lows 62 to 68.

Tuesday: Sunny. Highs around 97.

Tuesday Night through Thursday: Clear. Lows 62 to 71. Highs 97 to 104.

Thursday Night and Friday: Mostly clear. Lows 62 to 70. Highs 96 to 102.
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.