Morrison Weather Forecast

    • 67
    • 86

    Thunderstorms Likely

    • 67
    • 84

    Rain Showers Likely

    • 64
    • 79

    Rain Showers Likely

    • 64
    • 76

    Rain Showers Likely

    • 66
    • 81

    Chance Thunderstorms

    • 61
    • 78

    Slight Chance Rain Showers

Today 11 Aug Grundy

Mostly cloudy with a chance of Showers and Thunderstorms after Midnight, then mostly cloudy with Thunderstorms likely with a chance of Showers this morning. Partly sunny this afternoon. Humid with Highs in the mid 80s. Southeast Winds around 5 Mph, becoming north around 5 Mph this afternoon. Chance of rain 60 percent.

Tonight 11 Aug Grundy

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Morrison Temperature Statistics

August Temperature

Waterloo, Waterloo Municipal Airport (19.9 miles)

  • Lowest 8 August, 2026

    57.9 °F

  • Average August

    70.9 °F

  • Highest 3 August, 2026

    83.6 °F

Climate (2021–2026)

Waterloo, Waterloo Municipal Airport (19.9 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    61.9 °F
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