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 06 2024 at 1:14 PM PSTNext Issuance: Dec 07 2024 at 9:00 AM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: 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 US Geological Survey (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)
Today: Mostly cloudy. Highs near 60. Northwest winds around 5 mph.

Tonight: Mostly cloudy. A slight chance of drizzle after midnight. Lows in the upper 40s. Northwest winds around 5 mph.

Sunday: Mostly cloudy in the morning then becoming sunny. A slight chance of drizzle in the morning. Highs in the lower 60s. Northwest winds around 5 mph.

Sunday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s. Light winds.

Monday: Sunny. Highs in the lower 60s. Northeast winds around 5 mph and becoming northwest in the afternoon.

Monday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s.

Tuesday: Partly cloudy. Highs around 60.

Tuesday Night: Mostly cloudy. Lows in the mid 40s.

Wednesday: Mostly cloudy in the morning then becoming partly cloudy. Highs around 60.

Wednesday Night through Friday: Mostly cloudy. A chance of rain. Lows in the upper 40s. 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.