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:

Jan 18 2025 at 7:41 AM PST

Next Issuance:

Jan 19 2025 at 9:00 AM PST

Action/Monitor: 74.0 Feet

Minor Flood: 87.0 Feet

Moderate Flood: 90.0 Feet

Major Flood: 91.0 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*	34,400	76.25	Jan 1, 2023
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
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

Flood Impacts
93.0 Feet	Top of levee. Stages above this level result in flooding outside the levee. (datum = used)
87.0 Feet	Flood stage.
80.0 Feet	Simpson Lane becomes impassible. Dantoni Road floods. More orchards flood.
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.
74.0 Feet	Monitor stage.

Official 7 Day National Weather Service Forecast (CAZ016)

Today: Areas of frost and patchy dense fog in the morning. Sunny. Highs around 57. Light winds.

Tonight: Clear. Lows 36 to 42. North winds up to 10 mph. Gusts up to 20 mph after midnight.

Martin Luther King Jr Day: Sunny. Highs around 59. North winds 10 to 20 mph with gusts to around 30 mph.

Monday Night: Clear. Lows 31 to 38. North winds 10 to 15 mph with gusts to around 25 mph.

Tuesday: Mostly sunny. Highs around 57. Light winds.

Tuesday Night: Clear. Lows 32 to 40.

Wednesday: Sunny. Areas of frost. Highs 59 to 67.

Wednesday Night and Thursday: Clear. Lows 35 to 43. Highs around 63.

Thursday Night through Friday Night: Mostly clear. Lows 35 to 43. Highs around 61.

Saturday: Partly cloudy with a slight chance of rain showers. 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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Verification - Historical Graphical RVF
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