Green Tank Reservoir Weather Forecast

    • 39
    • 60

    Increasing Clouds

    • 41
    • 69

    Mostly Sunny

    • 42
    • 74

    Mostly Sunny

    • 44
    • 74

    Mostly Sunny

    • 45
    • 73

    Partly Sunny

    • 46
    • 76

    Partly Sunny

Today 15 Mar Modoc County

Partly cloudy in the morning then clearing. Highs in the lower to mid 60s. Northeast Winds around 5 Mph shifting to the northwest late in the afternoon.

Tonight 15 Mar Modoc County

Mostly cloudy in the evening then becoming partly cloudy. Lows around 40. Northwest Winds around 5 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Tank Reservoir Temperature Statistics

March Temperature

Alturas (24.2 miles)

  • Lowest 11 March, 2026

    21.9 °F

  • Average March

    44 °F

  • Highest 12 March, 2026

    68 °F

Climate (2021–Present)

Alturas (24.2 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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