Big Sage Reservoir Weather Forecast

    • 29
    • 46

    Rain Likely

    • 26
    • 46

    Decreasing Clouds

    • 29
    • 49

    Mostly Cloudy

    • 31
    • 46

    Chance Rain/Snow

    • 27
    • 43

    Chance Rain/Snow

    • 25
    • 39

    Snow Likely

    • 20
    • 36

    Snow

Today 11 Feb Modoc County

Mostly cloudy with a 30 percent chance of rain and snow. Snow level 6000 feet. Highs in the mid 40s to lower 50s. South Winds 5 to 10 Mph.

Tonight 11 Feb Modoc County

Partly cloudy in the evening then becoming mostly cloudy. Lows around 30. Southwest Winds around 5 Mph.

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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

    40.4 °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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