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: Apr 19 2024 at 7:19 AM PDTNext Issuance: Apr 20 2024 at 9:00 AM PDT
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. Patchy drizzle. Lows in the upper 40s. West winds 5 to 10 mph.

Saturday: Partly cloudy in the morning then becoming sunny. Highs in the 60s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.

Saturday Night: Mostly clear. Lows around 50. Northwest winds 10 to 20 mph.

Sunday: Sunny. Highs in the 60s to lower 70s. Northwest winds 5 to 15 mph.

Sunday Night: Mostly clear. Lows around 50. Northwest winds 5 to 15 mph.

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

Monday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s.

Tuesday through Wednesday: Mostly cloudy. Highs in the lower 60s. Lows in the upper 40s.

Wednesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s.

Thursday: Mostly cloudy. Highs around 60.

Thursday Night: Mostly cloudy. Patchy drizzle. Lows around 50.

Friday: Partly cloudy in the morning then becoming sunny. Patchy drizzle. Highs in the lower 60s.
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.