Big Sage Reservoir Weather Forecast

    • 33
    • 56

    Partly Sunny

    • 33
    • 61

    Mostly Sunny

    • 37
    • 63

    Partly Sunny

    • 34
    • 57

    Mostly Cloudy

    • 40
    • 63

    Mostly Cloudy

    • 43
    • 72

    Partly Sunny

    • 46
    • 78

    Mostly Sunny

Today 11 Mar Modoc County

Partly cloudy. Highs in the mid 50s to mid 60s. Southwest Winds 10 to 20 Mph.

Tonight 11 Mar Modoc County

Partly cloudy in the evening then becoming mostly clear. Lows in the lower to mid 30s. Southwest Winds 10 to 15 Mph shifting to the south 5 to 10 Mph well after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sage Reservoir Temperature Statistics

March Temperature

Alturas (9.3 miles)

  • Lowest 3 March, 2026

    26.1 °F

  • Average March

    42.8 °F

  • Highest 8 March, 2026

    66.9 °F

Climate (2021–Present)

Alturas (9.3 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    64.8 °F
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