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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: | Aug 17 2022 at 9:00 AM PDT | Next Issuance: | Aug 18 2022 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 | |||
2021* |
0**** |
-- |
-- |
2020* |
0**** | -- |
-- |
2019* |
8,410 |
79.75 |
Mar 1, 2019 |
2018* |
0**** |
-- |
-- |
2017* |
15,300 |
80.98 |
Feb 20, 2017 |
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) |
Tonight: Mostly cloudy with isolated showers and thunderstorms in the evening, then mostly clear after midnight. Lows 67 to 77. South winds 10 to 15 mph shifting to the north after midnight. Thursday: Mostly sunny. Highs 100 to 106. North winds up to 10 mph shifting to the southwest around 10 mph in the afternoon. Gusts up to 20 mph. Thursday Night: Clear. Lows 64 to 74. Southwest winds up to 10 mph in the evening becoming light. Gusts up to 20 mph. Friday: Sunny. Highs around 103. Light winds. Friday Night: Clear. Lows 64 to 74. Southwest winds up to 10 mph shifting to the east after midnight. Saturday: Sunny. Highs 98 to 104. Saturday Night: Clear, cooler. Lows 59 to 69. Sunday and Sunday Night: Mostly clear. Highs 92 to 98. Lows 59 to 69. Monday through Wednesday: Clear. Highs 94 to 100. Lows 61 to 71. |
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. |