Crooked Slough Weather Forecast

    • 62
    • 74

    Chance Thunderstorms

    • 57
    • 79

    Severe Tstms

    • 55
    • 72

    Rain Showers

    • 55
    • 72

    Chance Rain Showers

    • 45
    • 79

    Rain Showers

    • 33
    • 55

    Slight Chance Rain/Snow

Today 13 Apr Grant

Mostly cloudy. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 70s. South Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 13 Apr Grant

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crooked Slough Temperature Statistics

April Temperature

Dubuque Regional Airport (23.6 miles)

  • Lowest 7 April, 2026

    26.1 °F

  • Average April

    43.9 °F

  • Highest 8 April, 2026

    71.1 °F

Climate (2021–Present)

Dubuque Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.3 °F
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