Long Slough Weather Forecast

    • 14
    • 29

    Snow Likely

    • 16
    • 30

    Chance Snow

    • 30
    • 40

    Chance Rain/Snow

    • 28
    • 42

    Slight Chance Rain/Snow

    • 35
    • 47

    Rain Likely

    • 35
    • 49

    Chance Rain

Today 28 Feb Grant

Mostly cloudy with a 50 percent chance of snow. Snow accumulation around an inch possible. Much Colder with Highs in the upper 20s. Northeast Winds 5 to 10 Mph.

Tonight 28 Feb Grant

Mostly cloudy in the Evening, then clearing. Lows around 12. North Winds 5 to 10 Mph.

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Long Slough Temperature Statistics

February Temperature

Dubuque Regional Airport (23 miles)

  • Lowest 1 February, 2026

    3 °F

  • Average February

    29.7 °F

  • Highest 16 February, 2026

    64 °F

Climate (2021–Present)

Dubuque Regional Airport (23 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.3 °F
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