Altnow Marsh State Wildlife Management Area Weather Forecast

    • 26
    • 47

    Sunny

    • 40
    • 65

    Partly Sunny

    • 45
    • 72

    Sunny

    • 61
    • 83

    Partly Sunny

    • 43
    • 77

    Chance Rain Showers

    • 36
    • 58

    Chance Rain Showers

Today 19 Apr Sibley

Sunny. Highs in the upper 40s. Northwest Winds 10 to 15 Mph.

Tonight 19 Apr Sibley

Clear. Lows in the mid 20s. Northwest Winds 5 to 10 Mph shifting to the east after midnight.

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Altnow Marsh State Wildlife Management Area Temperature Statistics

April Temperature

Glencoe Municipal Airport (11.2 miles)

  • Lowest 7 April, 2026

    17.1 °F

  • Average April

    44.1 °F

  • Highest 12 April, 2026

    81.9 °F

Climate (2021–Present)

Glencoe Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    56.2 °F
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