National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.


YUBA RIVER - MARYSVILLE (MRYC1)
Latitude: 39.18º NLongitude: 121.52º WElevation: 88 Feet
Location: Yuba County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Jun 16, 2025 at 6:24 AM PDT
Action/Monitor: 74.0 FeetMinor Flood: 87.0 FeetModerate Flood: 90.0 FeetMajor Flood: 91.0 Feet
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Threshold Exceedance Plot                  Product Information        CSV Ensemble Files (Data in kcfs):  Forecast Group  |  MRYC1

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What information is considered in this forecast?
Verification / Historical Plots
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Location Photographs

ESRI™ Locator Map
Flood Impacts
93.0 FeetTop of levee. Stages above this level result in flooding outside the levee. (datum = used)
87.0 FeetFlood stage.
80.0 FeetSimpson Lane becomes impassible. Dantoni Road floods. More orchards flood.
79.0 FeetSimpson Lane floods. Access into and out of Marysville via Simpson Lane bridge is cut off. Orchards within the levee system are flooded.
74.0 FeetMonitor stage.
Official 7 Day National Weather Service Forecast   (CAZ016)
Today: Sunny. Highs around 89. Southeast winds up to 10 mph.

Tonight: Clear. Lows 55 to 61. Southeast winds up to 10 mph.

Tuesday: Sunny. Highs around 93. Light winds becoming west up to 10 mph in the afternoon.

Tuesday Night: Clear. Lows 60 to 66. South winds up to 10 mph in the evening becoming light.

Wednesday: Sunny. Highs around 98. Light winds becoming west around 10 mph in the afternoon.

Wednesday Night: Clear. Lows 60 to 66.

juneteenth: Sunny. Highs around 93.

Thursday Night through Friday Night: Clear. Lows around 55. Highs 87 to 93.

Saturday and Saturday Night: Clear. Highs around 81. Lows around 56.

Sunday: Sunny. Highs around 86.