Big Sage Reservoir Weather Forecast

    • 54
    • 91

    Smoke

    • 53
    • 90

    Sunny

    • 52
    • 88

    Sunny

    • 51
    • 86

    Sunny

    • 53
    • 85

    Mostly Sunny

    • 52
    • 84

    Mostly Sunny

Today 8 Aug Modoc County

Sunny. Areas of smoke in the Morning, then patchy smoke in the afternoon. Highs 90 to 100. East Winds around 5 Mph shifting to the west in the late morning and afternoon.

Tonight 8 Aug Modoc County

Mostly clear. Patchy smoke in the Evening, then Areas of smoke after midnight. Lows in the mid 50s to lower 60s. Northwest Winds 5 to 10 Mph shifting to the north well after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sage Reservoir Temperature Statistics

August Temperature

Alturas (9.3 miles)

  • Lowest 4 August, 2026

    43.6 °F

  • Average August

    73.7 °F

  • Highest 4 August, 2026

    97.6 °F

Climate (2021–2026)

Alturas (9.3 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    64.8 °F
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