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

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SOUTH FORK GUALALA RIVER - SEA RANCH (GSRC1)
Latitude: 38.71º NLongitude: 123.43º WElevation: 40 Feet
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Feb 25 2024 at 8:03 AM PSTNext Issuance: Feb 26 2024 at 9:00 AM PST
Monitor Stage: N/A Flood Stage: N/A

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
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ505)
Rest of Tonight: Mostly cloudy. Lows in the upper 40s. West winds around 5 mph.

Monday: Mostly cloudy. Highs in the upper 50s. West winds 5 to 10 mph and becoming northwest 10 to 20 mph in the afternoon.

Monday Night: Mostly clear. Lows around 40. Northwest winds 10 to 20 mph.

Tuesday: Sunny. Highs in the upper 50s. Northwest winds 5 to 15 mph.

Tuesday Night: Mostly clear. Lows in the lower 40s. Northwest winds 5 to 15 mph.

Wednesday: Sunny. Highs around 60.

Wednesday Night: Rain likely. Lows in the upper 40s.

Thursday: Rain likely. Highs in the mid 50s.

Thursday Night and Friday: Rain. Lows in the upper 40s. Highs in the lower 50s.

Friday Night: Rain. Lows in the lower 40s.

Saturday: Rain. Highs in the lower 50s.

Saturday Night: Mostly cloudy. A chance of rain. Lows around 40.

Sunday: Mostly cloudy in the morning then becoming partly cloudy. A chance of rain. Highs in the mid 50s.
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 San Francisco Bay Area-Monterey 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.