CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

SACRAMENTO RIVER - COLUSA BRIDGE (CLUC1)

Latitude: 39.21º N	Longitude: 122.00º W	Elevation: 70 Feet
Location: Colusa County in California		Bulletin Group: Upper Sacramento		River Group: Upper Sacramento

Issuance Time:

Jan 24 2025 at 1:00 PM PST

Next Issuance:

Jan 25 2025 at 9:00 AM PST

Action/Monitor: 63.0 Feet

Minor Flood: 70.0 Feet

Moderate Flood: 72.0 Feet

Major Flood: 73.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View US Geological Survey (USGS) Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2023*	48,000	67.26	Jan 16, 2023
2022*	29,900	59.51	Oct 26, 2021
2021*	11,500	46.82	Jan 30, 2021
2020*	20,200	53.55	Jan 27, 2020
2019*	51,100	68.33	Mar 1, 2019
Historical High Stage/Flow Events (Period of Record - Oct 1940 to Present) - Ranked by Flow
1983*	51,800	68.50	Mar 04, 1983
2019*	51,100	68.33	Mar 1, 2019
2017*	50,900	68.25	Feb 20, 2017
1998*	50,300	68.02	Feb 05, 1998
* Discharge affected by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Flood Impacts
73.0 Feet	Stages above 73.0 feet result in major flooding of the area outside the levees. Top of levee.
67.2 Feet	Water moves into the parking lot and outdoor patio of Colusa Landing RV Park along east bank of river.
65.0 Feet	Water moves into the parking lot of Loves Landing trailer park along east bank of river inside levee.
63.0 Feet	Monitor Stage.

Official 7 Day National Weather Service Forecast (CAZ016)

Tonight: Partly cloudy in the evening then clearing. Lows 36 to 44. North winds up to 15 mph. Gusts up to 40 mph after midnight.

Saturday: Mostly sunny. Breezy. Highs 52 to 60. North winds 15 to 25 mph with gusts to around 45 mph.

Saturday Night: Mostly cloudy with a slight chance of rain showers. Lows 36 to 42. North winds 10 to 20 mph with gusts to around 35 mph.

Sunday: Mostly sunny. Highs around 57. North winds 10 to 20 mph with gusts to around 30 mph.

Sunday Night: Clear. Lows 35 to 41. North winds 10 to 15 mph. Gusts up to 25 mph increasing to 35 mph after midnight.

Monday: Sunny. Highs around 60.

Monday Night: Clear. Lows 31 to 37.

Tuesday: Sunny. Areas of frost. Highs around 57.

Tuesday Night: Clear. Lows 32 to 37.

Wednesday: Sunny. Areas of frost. Highs around 57.

Wednesday Night: Mostly clear. Lows 34 to 40.

Thursday: Mostly cloudy with a slight chance of rain showers. Highs around 55.

Thursday Night and Friday: Mostly cloudy with a chance of rain showers. Lows 39 to 45. Highs around 57.

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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