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: Dec 01 2023 at 1:29 PM PSTNext Issuance: Dec 02 2023 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)
Tonight: Mostly cloudy. A chance of rain. Lows in the lower 50s. West winds 5 to 10 mph.

Saturday: Rain likely. Highs around 60. Southwest winds 5 to 10 mph.

Saturday Night: Mostly cloudy. A chance of rain. Lows in the mid 50s. Southwest winds around 5 mph.

Sunday: Mostly cloudy. A chance of rain. Highs around 60. Southwest winds around 5 mph. Chance of rain 50 percent.

Sunday Night: Cloudy. Patchy fog in the evening. Lows in the lower 50s. Light winds and becoming north around 5 mph after midnight.

Monday: Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s.

Monday Night and Tuesday: Mostly cloudy. Lows in the lower 50s. Highs in the lower 60s.

Tuesday Night: Mostly cloudy. A slight chance of rain. Lows in the lower 50s.

Wednesday through Thursday Night: Mostly cloudy. A chance of rain. Highs around 60. Lows around 50.

Friday: Mostly cloudy in the morning then becoming partly cloudy. A chance of rain. Highs in the upper 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.