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| Latitude: 39.24º N | Longitude: 121.99º W | Elevation: 62 Feet | |
| Location: Colusa County in California | River Group: Upper Sacramento | ||
| Issuance Time: | Dec 10 2018 at 1:33 PM PST | Next Issuance: | Dec 11 2018 at 9:00 AM PST |
| Monitor Stage: 61.8 Feet | Flood Stage: 71.0 Feet | Danger Stage: 72.0 Feet |
| Colusa 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 | |||
2017 |
43,300 |
68.68 |
Feb 19, 2017 |
2016 |
23,033 |
67.14 |
Mar 14, 2016 |
2015 |
21,147 |
66.96 |
Dec 13, 2014 |
2014 |
0**** |
-- |
-- |
2013 |
13,400 |
66.10 |
Dec 3, 2012 |
| Historical High Stage/Flow Events (Period of Record - January 1911 to Present) | |||
1940 |
-- |
70.60* |
Mar 1, 1940 |
1983 |
81,500 |
68.96** |
Mar 4, 1983 |
1997 |
71,000 |
68.85 |
Jan 3, 1997 |
1958 |
83,600 |
68.80*** |
Feb 21, 1958 |
1965 |
77,400 |
68.50 |
Jan 7, 1965 |
1943 |
-- |
68.30 |
Jan 24, 1943 |
| * Peak prior to regulation by Shasta Dam | |||
| ** Peak after regulation by Shasta Dam | |||
| *** Peak also occurred on Feb 26th | |||
| **** No weir flow observed during the entire water year | |||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ016) |
| Tonight: Clear. Lows 35 to 43. Northwest winds 10 to 15 mph. Tuesday: Mostly sunny. Highs 55 to 61. Northwest winds up to 10 mph. Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows 35 to 43. Light winds. Wednesday: Partly cloudy in the morning then clearing. Highs around 59. Northwest winds 10 to 15 mph. Wednesday Night: Partly cloudy. Lows 33 to 41. Northwest winds up to 10 mph. Thursday: Partly cloudy. Highs around 57. Thursday Night: Partly cloudy. Lows 34 to 42. Friday and Friday Night: Mostly cloudy with a chance of rain. Highs around 56. Lows 34 to 44. Saturday: Mostly cloudy with a slight chance of rain. Highs around 55. Saturday Night: Mostly cloudy with a chance of rain. Lows around 44. Sunday: Rain. Highs around 55. Sunday Night: Rain likely. Lows around 44. Monday: Mostly cloudy with a chance of rain. Highs around 56. |
| Impacts - E19 Information | |
| 61.8 Feet | Colusa Weir crest elevation. Overflow begins into the Sutter Bypass. |
| 74.8 Feet | Stages above 74.8 feet result in major flooding. 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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