Heart Butte Reservoir State Game Management Area Weather Forecast

    • 16
    • 27

    Mostly Cloudy

    • 14
    • 46

    Slight Chance Snow

    • -7
    • 24

    Chance Snow

    • -6
    • 5

    Chance Snow

    • -3
    • 7

    Slight Chance Snow

    • -4
    • 11

    Chance Snow

Today 31 Jan Grant

Mostly cloudy. Patchy fog. Colder. Highs in the upper 20s. East Winds 5 to 15 Mph.

Tonight 31 Jan Grant

Mostly cloudy. Lows 15 to 20. Southeast Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heart Butte Reservoir State Game Management Area Temperature Statistics

January Temperature

Glen Ullin Regional Airport (14.9 miles)

  • Lowest 20 January, 2025

    -22 °F

  • Average January

    12.8 °F

  • Highest 28 January, 2025

    44.6 °F

Climate (2020–Present)

Glen Ullin Regional Airport (14.9 miles)

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  • Average Low 2020–2025

    29.2 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    54.9 °F
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