CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

SACRAMENTO RIVER - VINA WOODSON BRIDGE (VWBC1)

Latitude: 39.91º N	Longitude: 122.09º W	Elevation: 185 Feet
Location: Tehama County in California		Bulletin Group: Upper Sacramento		River Group: Upper Sacramento

Issuance Time:

Apr 25 2024 at 8:17 AM PDT

Next Issuance:

Apr 26 2024 at 9:00 AM PDT

Monitor Stage: 180.0 Feet

Flood Stage: 183.0 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 California Department of Water Resources. View CA DWR Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022*	49,400	176.33	Oct 25, 2021
2021*	13,200	168.77	Feb 3, 2021
2020*	28,300	172.24	Jan 26, 2020
2019*	126,000	186.40	Feb 27, 2019
2018*	62,900	178.62	Apr 7, 2018
Historical High Stage/Flow Events (Period of Record - Jan 1945 to Present)** - Ranked by Flow
1970*	--	191.50***	Jan 24, 1970
1983*	177,800	191.27***	Mar 1, 1983
1963*	--	190.94***	Dec 23, 1964
1974*	157,000	190.36***	Jan 16, 1974
1995*	--	189.62	Jan 10, 1995
* Discharge affected by regulation or diversion
** Flood flows measured by staff gauge back to 1900
*** Old Datum. The difference is -3.0 ft and must be applied to data to convert from NGVD29 to NAVD88
**** Datum changed from USED to NAVD88 on 10/01/2019. The difference is -0.1 ft and must be applied to all data before date to convert to NAVD88

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
183.9 Feet	Woodson Bridge Park is closed due to flooding. Water is up to the top steps of the recreation center at Woodson Bridge RV Park and spaces 15-33 begin to take on water on the east bank of the river.
184.9 Feet	South Avenue start to flood east of the river.
185.9 Feet	South Avenue is flooded and closed. The Woodson Bridge RV Park office and spaces 1-14, 34-52, and 62-72 start to flood.
188.9 Feet	Water leaves the established river channel and floods low lying areas along the Sacramento River. Woodson Bridge RV Park is completely impacted and closed.
189.9 Feet	Extensive flooding is occuring. The Corning to Vina Road (South Avenue) is closed due to flooding. Water pools in orchards and on agricultural land on the east flood plain along the road. Woodson Bridge Park and the Driftwood RV Fishing Resort are flooded.

Official 7 Day National Weather Service Forecast (CAZ015)

Tonight: Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a slight chance of rain showers in the late evening and overnight. Lows around 50. West winds around 10 mph shifting to the southwest up to 10 mph after midnight.

Friday: Mostly cloudy. A slight chance of rain showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs 65 to 71. South winds up to 10 mph shifting to the west in the afternoon.

Friday Night: Clear. Lows around 47. Northwest winds 10 to 15 mph with gusts to around 25 mph.

Saturday: Sunny in the morning then becoming partly cloudy. Highs 69 to 75. Northwest winds around 10 mph.

Saturday Night: Mostly cloudy in the evening then clearing. Lows around 50. Northwest winds up to 10 mph.

Sunday: Sunny. Highs 73 to 78.

Sunday Night: Clear. Lows 46 to 52.

Monday through Tuesday Night: Clear. Highs 74 to 84. Lows 46 to 55.

Wednesday and Wednesday Night: Mostly clear. Highs 76 to 82. Lows 48 to 54.

Thursday: Partly cloudy with a slight chance of rain showers. Highs 70 to 76.

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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Verification - Historical Graphical RVF
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