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

46°F

8°C

Humidity 41%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 29 Mar 06:41 AM MDT
Extended Forecast for

18 Miles SE Roundup MT

  • Today

    Today: Sunny, with a high near 64. Northwest wind 7 to 13 mph becoming south in the afternoon.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Isolated showers before 10pm. Mostly cloudy, with a low around 38. West southwest wind 7 to 14 mph becoming east northeast after midnight. Chance of precipitation is 20%.

    Low: 38 °F

    Isolated
    Showers then
    Partly Cloudy

  • Monday

    Monday: A chance of rain before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 47. North wind 10 to 20 mph increasing to 22 to 32 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Chance Rain
    then
    Rain/Snow

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. North wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41. North northeast wind 8 to 13 mph becoming east southeast in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. East southeast wind 10 to 14 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. South wind 7 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 39. East southeast wind 8 to 11 mph.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon. Mostly cloudy, with a high near 55. South wind 8 to 13 mph becoming northwest 16 to 21 mph in the afternoon. Chance of precipitation is 70%.

    High: 55 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 64. Northwest wind 7 to 13 mph becoming south in the afternoon.
Tonight
Isolated showers before 10pm. Mostly cloudy, with a low around 38. West southwest wind 7 to 14 mph becoming east northeast after midnight. Chance of precipitation is 20%.
Monday
A chance of rain before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 47. North wind 10 to 20 mph increasing to 22 to 32 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. North wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 41. North northeast wind 8 to 13 mph becoming east southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 28. East southeast wind 10 to 14 mph.
Wednesday
Mostly sunny, with a high near 56. South wind 7 to 10 mph.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39. East southeast wind 8 to 11 mph.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 55. South wind 8 to 13 mph becoming northwest 16 to 21 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Rain showers before 9pm, then rain and snow showers between 9pm and 3am, then snow showers likely after 3am. Low around 31. Northwest wind 21 to 23 mph. Chance of precipitation is 80%.
Friday
Snow showers likely. Mostly cloudy, with a high near 41. Northwest wind 23 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 27. North northwest wind 11 to 21 mph.
Saturday
A slight chance of rain and snow showers. Mostly sunny, with a high near 50. West wind 11 to 17 mph. Chance of precipitation is 20%.
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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:
5:18 am MDT Mar 29, 2026
Forecast Valid:
7am MDT Mar 29, 2026-6pm MDT Apr 4, 2026
 
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Additional Resources

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