CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

YUBA RIVER - MARYSVILLE (MRYC1)

Latitude: 39.18º N	Longitude: 121.52º W	Elevation: 88 Feet
Location: Yuba County in California		Bulletin Group: Lower Sacramento		River Group: Feather Yuba

Issuance Time:

Apr 24 2024 at 8:15 AM PDT

Next Issuance:

Apr 25 2024 at 9:00 AM PDT

Monitor Stage: 74.0 Feet

Flood Stage: 87.0 Feet

Danger Stage: 88.0 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 USGS Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022*	15,100	70.11	Oct 25, 2021
2021*	1,390	62.32	Jan 28, 2021
2020*	4,950	64.75	Apr 6, 2020
2019*	30,000	75.12	Feb 14, 2019
2018*	36,700	76.80	Apr 7, 2018
Historical High Stage/Flow Events (Period of Record - January 22, 1943 to Present) - Ranked by Flow
1965*	180,000	90.15	Dec 22, 1964
1997*	161,000	91.64	Jan 2, 1997
1963*	146,000	88.90	Feb 1, 1963
1956*	136,000	82.50	Dec 23, 1955
* Discharge affected to unknown degree by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
74.0 Feet	Monitor Stage.
79.0 Feet	Simpson Lane floods. Access into and out of Marysville via Simpson Lane bridge is cut off. Orchards within the levee system are flooded.
80.0 Feet	Simpson Lane becomes impassible. Dantoni Road floods. More orchards flood.
87.0 Feet	Flood Stage.
93.0 Feet	Top of levee. Stages above this level result in flooding outside the levee (Datum = USED).

Official 7 Day National Weather Service Forecast (CAZ016)

Tonight: Mostly clear. Lows around 51. Southeast winds up to 10 mph.

Thursday: Mostly cloudy. Highs 68 to 73. Southeast winds up to 15 mph.

Thursday Night: Mostly cloudy. A chance of rain showers in the evening, then a slight chance of rain showers after midnight. Lows 48 to 54. South winds 10 to 15 mph with gusts to around 25 mph.

Friday: Mostly cloudy. A slight chance of rain showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs 67 to 72. Southeast winds up to 10 mph shifting to the west around 10 mph in the afternoon.

Friday Night: Mostly clear. Lows around 47. Northwest winds up to 10 mph.

Saturday: Sunny. Highs 70 to 76.

Saturday Night: Mostly clear. Lows around 50.

Sunday through Monday Night: Clear. Highs 74 to 79. Lows around 50.

Tuesday through Wednesday: Mostly clear. Highs 73 to 80. Lows around 50.

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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