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Latitude: 39.24º N | Longitude: 121.99º W | Elevation: 62 Feet | |||
Location: Colusa County in California | Bulletin Group: Upper Sacramento | River Group: Upper Sacramento |
Monitor Stage: 60.9 Feet | Flood Stage: 70.1 Feet | Danger Stage: 71.1 Feet |
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 | |||
2022 |
0**** |
-- |
-- |
2021 |
0**** |
-- |
-- |
2020 |
0**** |
-- |
-- |
2019 |
44,300 |
68.74 |
Feb 16, 2019 |
2018 |
5,430 |
64.80 |
Apr 8, 2018 |
Historical High Stage/Flow Events (Period of Record - January 1911 to Present) - Ranked by Flow | |||
1940 |
-- |
70.60* |
Mar 1, 1940 |
1958 |
83,600 |
68.80*** |
Feb 21, 1958 |
1983 |
81,500 |
68.96** |
Mar 4, 1983 |
1997 |
71,000 |
68.85 |
Jan 3, 1997 |
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 | |||
***** Datum changed from USED to NAVD88 on 10/01/2019. The difference is -0.9 ft and must be applied to all data before date to convert to NAVD88 |
Location Photographs | ||
ESRI™ Locator Map |
Impacts - E19 Information | |
60.9 Feet | Colusa Weir crest elevation. Overflow begins into the Sutter Bypass. |
73.9 Feet | Stages above 73.9 feet result in major flooding. Top of levee. |
Official 7 Day National Weather Service Forecast (CAZ016) |
Today: Mostly cloudy in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Highs 57 to 63. South winds 10 to 15 mph. Tonight: Mostly cloudy. Lows 41 to 47. South winds up to 15 mph. Friday: Mostly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers in the afternoon. Highs 52 to 59. Southeast winds up to 15 mph. Gusts up to 25 mph in the afternoon. Friday Night: Rain showers. Lows around 46. East winds 10 to 15 mph with gusts to around 30 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 57 to 63. North winds 10 to 15 mph. Saturday Night: Mostly cloudy. Lows 42 to 47. Sunday: Mostly cloudy. Highs 60 to 65. Sunday Night through Monday Night: Clear. Lows 42 to 48. Highs 63 to 73. Tuesday and Tuesday Night: Clear. Highs 72 to 78. Lows around 49. Wednesday: Mostly sunny. Highs around 75. |
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. |