National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

STEAMBOAT (STBM8)

Lat: 46.26094°NLon: 108.09939°WElev: 3716.0ft.

NA

37°F

3°C

Humidity 70%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 30 Mar 02:41 AM MDT
Extended Forecast for

18 Miles SE Roundup MT

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 40. East southeast wind around 8 mph becoming northeast.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of rain showers before 1pm, then a chance of rain between 1pm and 3pm, then snow likely after 3pm. Increasing clouds, with a high near 49. North northeast wind 15 to 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 49 °F

    Slight Chance
    Showers then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. North northwest wind 19 to 24 mph becoming north northeast 9 to 14 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Northeast wind 9 to 15 mph becoming east southeast in the afternoon.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 28. East wind 9 to 16 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before noon. Partly sunny, with a high near 48. North northeast wind 6 to 9 mph.

    High: 48 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow, mainly after midnight. Mostly cloudy, with a low around 32. East wind around 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before noon, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 50. East northeast wind 9 to 16 mph. Chance of precipitation is 70%.

    High: 50 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers after midnight. Low around 31. North wind 18 to 21 mph. Chance of precipitation is 90%.

    Low: 31 °F

    Rain/Snow
    then Snow
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 40. East southeast wind around 8 mph becoming northeast.
Monday
A slight chance of rain showers before 1pm, then a chance of rain between 1pm and 3pm, then snow likely after 3pm. Increasing clouds, with a high near 49. North northeast wind 15 to 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 19. North northwest wind 19 to 24 mph becoming north northeast 9 to 14 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 41. Northeast wind 9 to 15 mph becoming east southeast in the afternoon.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28. East wind 9 to 16 mph.
Wednesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 48. North northeast wind 6 to 9 mph.
Wednesday Night
A chance of rain and snow, mainly after midnight. Mostly cloudy, with a low around 32. East wind around 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before noon, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 50. East northeast wind 9 to 16 mph. Chance of precipitation is 70%.
Thursday Night
Rain showers before 9pm, then rain and snow showers between 9pm and midnight, then snow showers after midnight. Low around 31. North wind 18 to 21 mph. Chance of precipitation is 90%.
Friday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 40. North northwest wind 20 to 22 mph. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 28. North wind 10 to 16 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 54. West southwest wind 11 to 15 mph.
Saturday Night
Partly cloudy, with a low around 35. North northwest wind 8 to 13 mph becoming south southeast in the evening.
Sunday
Mostly sunny, with a high near 61. West southwest wind 11 to 16 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Roundup MT
 46.3°N 108.23°W (Elev. 4324 ft)
Last Update:
12:32 am MDT Mar 30, 2026
Forecast Valid:
3am MDT Mar 30, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation