Big Sage Reservoir Weather Forecast

    • 31
    • 46

    Mostly Cloudy

    • 29
    • 46

    Rain

    • 21
    • 40

    Chance Rain/Snow

    • 24
    • 39

    Snow

    • 21
    • 37

    Snow

    • 16
    • 36

    Chance Snow

Today 14 Nov Modoc County

Mostly cloudy. Highs in the lower to mid 40s. Southwest Winds 10 to 20 Mph.

Tonight 14 Nov Modoc County

Mostly cloudy. Chance of rain after midnight. Lows in the mid 30s to lower 40s. South Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sage Reservoir Temperature Statistics

November Temperature

Alturas (9.3 miles)

  • Lowest 2 November, 2026

    20.6 °F

  • Average November

    44.4 °F

  • Highest 11 November, 2026

    71.1 °F

Climate (2021–2026)

Alturas (9.3 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    49.2 °F

  • Average High 2021–2026

    64.9 °F
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