Chester Morse Lake Weather Forecast

    • 48
    • 63

    Chance Rain

    • 47
    • 64

    Increasing Clouds

    • 47
    • 64

    Mostly Cloudy

    • 47
    • 66

    Partly Sunny

    • 45
    • 66

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 52
    • 76

    Sunny

Today 16 Aug Cascades of Southern King County

Mostly cloudy. A chance of rain in the Morning, then a slight chance of rain in the afternoon. Snow level near 9000 feet. Afternoon pass Temperatures in the lower 60s. Light wind in the Passes.

Tonight 16 Aug Cascades of Southern King County

Mostly cloudy. A chance of Showers in the Evening, then a slight chance of Showers in the late evening and early morning. Patchy fog late in the evening. Areas of fog after midnight. Widespread dense fog late in the night. Snow level near 8500 feet. Light wind in the Passes.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chester Morse Lake Temperature Statistics

August Temperature

Ellensburg, Ellensburg Bowers Field (59.7 miles)

  • Lowest 6 August, 2025

    53.7 °F

  • Average August

    73 °F

  • Highest 12 August, 2025

    98.7 °F

Climate (2020–Present)

Ellensburg, Ellensburg Bowers Field (59.7 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    62.9 °F
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