CNRFC - Hydrology - River Guidance - Graphical RVF

SACRAMENTO RIVER - VINA WOODSON BRIDGE (VWBC1)

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

Issuance Time:

Oct 17 2021 at 7:32 AM PDT

Next Issuance:

Oct 18 2021 at 9:00 AM PDT

Monitor Stage: 180.0 Feet

Flood Stage: 183.0 Feet

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
2020*	28,300	172.24	Jan 26, 2020
2019*	126,000	186.40	Feb 27, 2019
2018*	62,900	178.62	Apr 7, 2018
2017*	144,200	188.17	Feb 18, 2017
2016*	76,629	180.37	Jan 18, 2016
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

Official 7 Day National Weather Service Forecast (CAZ015)

Tonight: Rain showers. Lows 40 to 46. South winds 10 to 20 mph. Gusts up to 40 mph decreasing to 25 mph after midnight.

Monday: Mostly cloudy with a slight chance of rain showers in the morning, then mostly sunny in the afternoon. Cooler. Highs around 59. Southeast winds around 10 mph.

Monday Night: Partly cloudy. Lows 36 to 44. East winds up to 10 mph shifting to the north after midnight.

Tuesday: Partly cloudy. Highs 59 to 64. Northwest winds up to 10 mph shifting to the south in the afternoon.

Tuesday Night: A chance of rain showers in the evening, then rain showers after midnight. Lows 44 to 50. Southeast winds 10 to 20 mph.

Wednesday: Rain showers. Highs 53 to 59.

Wednesday Night: Cloudy with a chance of rain showers. Lows 47 to 53.

Thursday: Cloudy with a chance of rain showers. Highs around 61.

Thursday Night: Rain showers likely. Lows 51 to 57.

Friday: Mostly cloudy with rain showers. Highs around 62.

Friday Night and Saturday: Mostly cloudy with a chance of rain showers. Lows 44 to 50. Highs 55 to 62.

Saturday Night: Rain showers likely. Lows around 49.

Sunday: Rain showers. Highs 55 to 61.

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.

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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