Big Sage Reservoir Weather Forecast

    • 25
    • 46

    Partly Sunny

    • 30
    • 50

    Mostly Cloudy

    • 32
    • 47

    Mostly Cloudy

    • 29
    • 47

    Chance Rain/Snow

    • 25
    • 43

    Snow

    • 22
    • 34

    Snow Likely

    • 25
    • 34

    Snow Likely

Today 12 Feb Modoc County

Partly cloudy with a 10 percent chance of rain. Highs in the mid 40s to lower 50s. Northwest Winds around 5 Mph.

Tonight 12 Feb Modoc County

Partly cloudy then becoming mostly clear in the late evening and early morning then becoming partly cloudy. Patchy fog well after midnight. Lows in the mid 20s to lower 30s. Northwest Winds around 5 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sage Reservoir Temperature Statistics

February Temperature

Alturas (9.3 miles)

  • Lowest 2 February, 2026

    18.6 °F

  • Average February

    39.9 °F

  • Highest 4 February, 2026

    67.6 °F

Climate (2021–Present)

Alturas (9.3 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    49.5 °F

  • Average High 2021–2026

    64.7 °F
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