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

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MIDDLE FORK COSUMNES RIVER - SOMERSET (SOSC1)
Latitude: 38.62º NLongitude: 120.70º WElevation: 1821 Feet
Location: El Dorado County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Mar 01 2024 at 8:18 AM PSTNext Issuance: Mar 01 2024 at 3:00 PM 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 California Department of Water Resources.
View CA DWR Data for this station location.

Verification - Historical Graphical RVF
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Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ067)
Today: Rain showers until late afternoon, then rain showers and a slight chance of thunderstorms late in the afternoon. Breezy. Highs 39 to 49 higher elevations and 44 to 54 lower elevations. Prevailing south winds 10 to 25 mph with gusts to around 40 mph.

Tonight: Rain showers and a slight chance of thunderstorms. Windy, colder. Lows 30 to 42. Prevailing south winds 20 to 30 mph with gusts to around 45 mph.

Saturday: Rain showers, snow showers and a slight chance of thunderstorms. Breezy. Highs 34 to 48. No snow accumulation lower elevations and 3 to 5 inches higher elevations. Snow level 2500 feet. Prevailing southwest winds 10 to 25 mph.

Saturday Night: Rain showers, snow showers and a chance of thunderstorms in the evening, then rain showers with possible snow showers and thunderstorms likely after midnight. Lows 30 to 40. No snow accumulation lower elevations and 3 to 6 inches higher elevations. Snow level 2500 feet. Prevailing south winds 5 to 15 mph with gusts to around 30 mph.

Sunday: Rain and snow showers likely. Highs 37 to 51. No snow accumulation lower elevations and up to 2 inches higher elevations. Snow level 2500 feet. Prevailing south winds 5 to 15 mph.

Sunday Night: Mostly cloudy with a chance of rain showers, snow showers and a slight chance of thunderstorms. Lows 26 to 36.

Monday: Partly cloudy. Widespread frost. Not as cool. Highs 41 to 55.

Monday Night: Mostly cloudy with a slight chance of rain and snow showers. Lows 29 to 39.

Tuesday: Mostly cloudy with a slight chance of rain showers. Highs 44 to 58.

Tuesday Night through Wednesday Night: Mostly cloudy with a chance of rain showers. Lows 31 to 42. Highs 45 to 57.

Thursday: Partly cloudy with a slight chance of rain showers. Highs 45 to 57.
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 Sacramento 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.