Scooteney Reservoir Weather Forecast

    • 56
    • 92

    Becoming Sunny

    • 56
    • 90

    Mostly Sunny

    • 60
    • 93

    Partly Sunny

    • 59
    • 93

    Slight Chance Rain Showers

    • 54
    • 87

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

Today 18 Aug Lower Columbia Basin of Washington

Sunny. Highs in the lower to mid 90s. Southwest wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 18 Aug Lower Columbia Basin of Washington

Mostly clear. Lows in the upper 50s to lower 60s. Southwest wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Scooteney Reservoir Temperature Statistics

August Temperature

Tri-Cities Airport (29.8 miles)

  • Lowest 5 August, 2026

    47.6 °F

  • Average August

    73.5 °F

  • Highest 7 August, 2026

    102.7 °F

Climate (2021–2026)

Tri-Cities Airport (29.8 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    67.9 °F
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