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MCCLOUD RIVER - SHASTA LAKE (MSSC1)
Latitude:
40.95º N
Longitude:
122.22º W
Elevation:
1100 Feet
Location: Shasta County in CA
River Group: Upper Sacramento
Issuance Time: May 12 2025 at 7:51 AM PDT
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.
2025 Seasonal Trend Plot (Year View)Tabular View  |  Select a Different Water Year:  
Note: The chart below functions better in landscape orientation.

Location Photographs

ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ013)
Tonight: Mostly cloudy in the evening then becoming partly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers in the evening, then a slight chance of rain showers after midnight. Lows 31 to 45 higher elevations and 39 to 47 lower elevations. Light winds.

Tuesday: Mostly sunny. Warmer. Highs 54 to 69 higher elevations and 66 to 74 lower elevations. Prevailing north winds up to 10 mph.

Tuesday Night: Mostly clear. Lows 33 to 48 higher elevations and 42 to 51 lower elevations. Prevailing north winds up to 10 mph.

Wednesday: Mostly sunny. Warmer. Highs 59 to 74 higher elevations and 71 to 79 lower elevations. Prevailing north winds up to 10 mph.

Wednesday Night: Clear. Lows 36 to 51 higher elevations and 45 to 55 lower elevations. Prevailing north winds up to 10 mph.

Thursday: Mostly sunny. Warmer. Highs 67 to 82.

Thursday Night: Mostly cloudy. Lows 43 to 58.

Friday: Mostly sunny. Highs 68 to 83.

Friday Night: Partly cloudy. Lows 44 to 59.

Saturday: Partly cloudy with a slight chance of showers and thunderstorms. Highs 61 to 76.

Saturday Night and Sunday: Mostly clear. Lows 38 to 53. Highs 62 to 77.

Sunday Night and Monday: Clear. Lows 39 to 54. Highs 66 to 81.