Great Western Lake Weather Forecast

    • 35
    • 52

    Increasing Clouds

    • 35
    • 56

    Mostly Cloudy

    • 30
    • 51

    Mostly Cloudy

    • 29
    • 45

    Mostly Sunny

    • 35
    • 48

    Mostly Cloudy

    • 33
    • 44

    Rain/Snow Likely

    • 32
    • 48

    Chance Rain/Snow

Today 27 Mar Okanogan Valley

Mostly sunny. Highs in the 50s.

Tonight 27 Mar Okanogan Valley

Mostly cloudy. Lows in the lower to mid 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Western Lake Temperature Statistics

March Temperature

Omak Airport (27.3 miles)

  • Lowest 10 March, 2026

    21.7 °F

  • Average March

    46 °F

  • Highest 18 March, 2026

    74.6 °F

Climate (2021–Present)

Omak Airport (27.3 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    63 °F
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