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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

YELLOW MULE (YLWM8)

Lat: 45.1661°NLon: 111.35954°WElev: 9200.0ft.

NA

46°F

8°C

Humidity 67%
Wind Speed ESE 12 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 10 Oct 04:04 PM MDT
Extended Forecast for

5 Miles ESE Big Sky MT

Winter Weather Advisory October 10, 06:00pm until October 12, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 56. South wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain before 5am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 33. South wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then
    Rain/Snow

  • Sunday

    Sunday: Rain, possibly mixed with snow before 7am, then rain between 7am and 5pm, then rain, possibly mixed with snow after 5pm. High near 34. North northeast wind 3 to 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 34 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 9pm. Low around 25. North northeast wind 5 to 7 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 25 °F

    Rain/Snow
    then Snow

  • Columbus Day

    Columbus Day: A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 40. North wind around 6 mph becoming calm in the morning. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 51. Light north wind.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 56. South wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tonight
Rain before 5am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 33. South wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday
Rain, possibly mixed with snow before 7am, then rain between 7am and 5pm, then rain, possibly mixed with snow after 5pm. High near 34. North northeast wind 3 to 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Rain and snow, becoming all snow after 9pm. Low around 25. North northeast wind 5 to 7 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Columbus Day
A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 40. North wind around 6 mph becoming calm in the morning. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25. Calm wind.
Tuesday
Partly sunny, with a high near 51. Light north wind.
Tuesday Night
Partly cloudy, with a low around 27. Calm wind.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of snow after midnight. Partly cloudy, with a low around 28.
Thursday
A slight chance of snow. Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Big Sky MT
 45.24°N 111.25°W (Elev. 6198 ft)
Last Update:
12:32 pm MDT Oct 10, 2026
Forecast Valid:
4pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation