7-Day Zone Forecast for Mountains Southwestern Shasta County to Western Colusa County (Text-Only)
NWS Forecast for: Mountains Southwestern Shasta County to Western Colusa County
Issued by: National Weather Service Sacramento, CA
Last Update: 123 AM PST Wed Jan 28 2026
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Today: Mostly cloudy in the morning then becoming mostly sunny. Highs 39 to 53 higher elevations...52 to 57 lower elevations. Light winds becoming north up to 10 mph in the afternoon.

Tonight: Mostly clear. Lows 34 to 46. Prevailing northwest winds up to 10 mph.

Thursday: Mostly cloudy in the morning then becoming partly cloudy. Not as cool. Highs 47 to 61 higher elevations...around 62 lower elevations. Light winds.

Thursday Night: Mostly cloudy. Lows 39 to 49. Light winds.

Friday: Mostly cloudy in the morning then becoming partly cloudy. Highs 48 to 62 higher elevations...around 63 lower elevations. Light winds.

Friday Night: Mostly cloudy. Lows 40 to 50.

Saturday: Mostly cloudy. Highs 51 to 66.

Saturday Night: Mostly cloudy. Lows 39 to 49.

Sunday: Mostly cloudy with a chance of rain. Highs 45 to 60.

Sunday Night: Partly cloudy with a slight chance of rain. Lows 35 to 47.

Monday And Monday Night: Mostly clear. Highs 49 to 64. Lows 35 to 49.

Tuesday: Sunny, warmer. Highs 54 to 69.







Zone Forecast: Mountains Southwestern Shasta County to Western Colusa County

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