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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: | Feb 15 2019 at 2:35 PM PST | Next Issuance: | Feb 16 2019 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: Mostly cloudy with a chance of rain showers. Breezy. Lows 38 to 44. South winds 15 to 25 mph with gusts to around 35 mph. Saturday: Mostly cloudy. A chance of rain showers in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Highs around 53. South winds 10 to 20 mph. Saturday Night: Partly cloudy in the evening then becoming mostly cloudy. A chance of rain showers. Lows around 36. South winds up to 10 mph. Gusts up to 20 mph in the evening. Sunday: Mostly cloudy with a chance of rain showers in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Highs around 51. Northwest winds up to 10 mph. Sunday Night: Mostly clear. Lows 31 to 37. North winds 10 to 15 mph with gusts to around 25 mph. Washingtons Birthday: Sunny. Highs around 55. Monday Night: Mostly clear. Lows 30 to 36. Tuesday and Tuesday Night: Mostly clear. Highs around 54. Lows 30 to 36. Wednesday: Partly cloudy with a slight chance of rain showers. Highs around 53. Wednesday Night: Mostly cloudy with a chance of rain showers. Lows around 36. Thursday: Partly cloudy with a slight chance of rain showers. Highs around 53. Thursday Night and Friday: Mostly clear. Lows 32 to 38. Highs around 53. |
| 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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