Scooteney Reservoir Weather Forecast

    • 45
    • 77

    Becoming Sunny

    • 50
    • 77

    Partly Sunny

    • 47
    • 81

    Partly Sunny

    • 49
    • 79

    Mostly Sunny

    • 53
    • 87

    Partly Sunny

    • 51
    • 83

    Mostly Sunny

Today 8 May Lower Columbia Basin of Washington

Mostly cloudy. Highs in the mid 70s to lower 80s. Breezy. Southwest wind 10 to 20 Mph. Gusts up to 25 Mph increasing to 35 Mph in the afternoon.

Tonight 8 May Lower Columbia Basin of Washington

Mostly clear. Lows in the mid to upper 40s. Windy. West wind 15 to 25 Mph shifting to the southwest 5 to 15 Mph overnight. Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Scooteney Reservoir Temperature Statistics

May Temperature

Tri-Cities Airport (29.8 miles)

  • Lowest 1 May, 2026

    38.6 °F

  • Average May

    67.4 °F

  • Highest 2 May, 2026

    90.6 °F

Climate (2021–Present)

Tri-Cities Airport (29.8 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    68.1 °F
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