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:

Sep 25 2023 at 7:12 AM PDT

Next Issuance:

Sep 26 2023 at 9:00 AM PDT

Monitor Stage: 180.0 Feet

Flood Stage: 183.0 Feet

Plot Type:

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: Rain showers until early morning, then a chance of rain showers late in the night. Breezy. Lows 55 to 61. South winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. Gusts up to 40 mph.

Tuesday: Mostly cloudy with a slight chance of rain showers in the morning, then mostly sunny in the afternoon. Highs 72 to 78. Southeast winds up to 10 mph with gusts to around 20 mph.

Tuesday Night: Mostly clear. Lows 50 to 58. Northwest winds up to 10 mph.

Wednesday: Mostly sunny. Highs 76 to 82. North winds up to 10 mph.

Wednesday Night: Clear. Lows 51 to 59. Northwest winds 10 to 15 mph.

Thursday: Sunny. Highs around 83.

Thursday Night: Mostly clear. Lows 51 to 59.

Friday through Saturday Night: Mostly clear. Highs 69 to 76. Lows 50 to 59.

Sunday: Partly cloudy. Highs around 70.

Sunday Night and Monday: Mostly clear. Lows 49 to 55. Highs around 72.

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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