CNRFC Ensemble Plot for SOSC1

Short-Rng Pks	10D Prob	10 Accum
4x5D Prob	Mnth Prob	Seas Trnd
WY Trend	WY Accum	Multi-Yr Accum
Historical	Verification	Custom

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MIDDLE FORK COSUMNES RIVER - SOMERSET (SOSC1)

Latitude:
38.62º N

Longitude:
120.70º W

Elevation:
1821 Feet

Location: El Dorado County in CA

River Group: San Joaquin

Issuance Time:

Jan 11 2026 at 8:48 AM PST

Please Note:

Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

Flow data on this product are unregulated / full natural flow.

2026 Seasonal Trend Plot (Year View)

Tabular View | Select a Different Water Year:

Note: The chart below functions better in landscape orientation.

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ067)

Today: Partly cloudy in the morning then clearing. Highs 53 to 61. Light winds.

Tonight: Mostly clear. Lows 36 to 44. Light winds.

Monday: Sunny. Highs 53 to 63. Light winds.

Monday Night: Clear. Lows 38 to 46. Light winds.

Tuesday: Sunny. Highs 56 to 68. Light winds.

Tuesday Night: Clear. Lows 40 to 48.

Wednesday: Sunny. Highs 57 to 69.

Wednesday Night through Saturday: Clear. Lows 42 to 50. Highs 59 to 71.