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| Latitude: 39.34º N | Longitude: 122.02º W | Elevation: 76 Feet | |
| Location: Colusa County in California | River Group: Upper Sacramento | ||
| Issuance Time: | Sep 27 2021 at 7:40 AM PDT | Next Issuance: | Sep 28 2021 at 9:00 AM PDT |
| Monitor Stage: 76.2 Feet | Flood Stage: 83.8 Feet | Danger Stage: 84.8 Feet |
| Moulton Weir Location - Sacramento River Channel Stage/Flow (Estimated) |
| Observed Data Credit | |
 | Raw streamflow data is provided by the California Department of Water Resources. |
Historical Stage/Flow Data |
|||
|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2020* |
0**** | -- |
-- |
2019* |
8,410 |
79.75 |
Mar 1, 2019 |
2018* |
0**** |
-- |
-- |
2017* |
15,300 |
80.98 |
Feb 20, 2017 |
2016* |
667 |
77.39 |
Mar 14, 2016 |
| Historical High Stage/Flow Events (Period of Record - Jan 1931 to Present)** - Ranked by Flow | |||
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 | |||
| ***** Datum changed from USED to NAVD88 on 10/01/2019. The difference is -0.6 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, breezy. Highs around 77. Northwest winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Tonight: Mostly clear. Lows 49 to 57. Northwest winds 10 to 20 mph. Wednesday: Mostly sunny. Highs around 83. Northwest winds 10 to 15 mph with gusts to around 25 mph. Wednesday Night: Mostly clear. Lows 50 to 60. North winds around 10 mph with gusts to around 20 mph. Thursday: Sunny. Highs around 88. North winds around 10 mph with gusts to around 20 mph. Thursday Night: Mostly clear. Lows 51 to 61. Friday: Mostly sunny. Highs around 88. Friday Night: Mostly clear. Lows 52 to 62. Saturday: Sunny. Highs around 88. Saturday Night: Mostly clear. Lows 51 to 61. Sunday: Sunny. Highs around 88. Sunday Night and Monday: Mostly clear. Lows 52 to 61. Highs around 88. |
| Impacts - E19 Information | |
| 76.2 Feet | Moulton Weir crest elevation. Overflow begins into Butte Sink. River Road is flooded and closed. |
| 88.6 Feet | Stages above 88.6 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. |
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