Big Sage Reservoir Weather Forecast

    • 37
    • 57

    Increasing Clouds

    • 41
    • 54

    Rain Showers

    • 34
    • 52

    Rain Showers Likely

    • 28
    • 48

    Chance Rain Showers

    • 33
    • 56

    Mostly Cloudy

    • 29
    • 48

    Chance Rain/Snow

Today 27 Feb Modoc County

Mostly cloudy early this morning then becoming partly cloudy. Patchy fog early this morning. Highs in the mid 50s to lower 60s. Southeast Winds around 5 Mph shifting to the west this afternoon.

Tonight 27 Feb Modoc County

Partly cloudy in the Evening, then mostly cloudy with a chance of rain after midnight. Lows in the mid 30s to lower 40s. Northeast Winds around 5 Mph shifting to the east well after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Sage Reservoir Temperature Statistics

February Temperature

Alturas (9.3 miles)

  • Lowest 18 February, 2026

    6.7 °F

  • Average February

    37.4 °F

  • Highest 4 February, 2026

    67.6 °F

Climate (2021–Present)

Alturas (9.3 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    49.5 °F

  • Average High 2021–2026

    64.7 °F
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