Flat Mountain Arm Weather Forecast

    • 26
    • 41

    Chance Rain/Snow

    • 18
    • 43

    Rain/Snow Likely

    • 16
    • 34

    Snow Showers Likely

    • 14
    • 35

    Snow Showers Likely

    • 20
    • 40

    Chance Snow Showers

    • 20
    • 43

    Chance Snow Showers

    • 26
    • 48

    Partly Sunny

Today 28 Apr Yellowstone National Park

Mostly cloudy with rain Showers, snow Showers likely with a slight chance of Thunderstorms. Snow accumulation up to 1 inch. Near steady temperature in the upper 30s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 60 percent.

Tonight 28 Apr Yellowstone National Park

Mostly cloudy with snow Showers, rain Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy with a chance of snow Showers after midnight. Snow accumulation up to 4 Inches. Lows in the mid 20s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flat Mountain Arm Temperature Statistics

April Temperature

Yellowstone Lake (11.2 miles)

  • Lowest 18 April, 2024

    -5.2 °F

  • Average April

    30.7 °F

  • Highest 13 April, 2024

    57.7 °F

Climate (2019–Present)

Yellowstone Lake (11.2 miles)

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  • Average Low 2019–2024

    21.2 °F

  • Average 2019–2024

    33.8 °F

  • Average High 2019–2024

    46.1 °F
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