Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Comertown Turn-Off MT-5 MP 13.4 (MTCOM)

Lat: 48.81°NLon: 104.2529°WElev: 2359.0ft.

NA

43°F

6°C

Humidity 57%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 08 Oct 12:45 AM MDT
Extended Forecast for

5 Miles W Westby MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Light south southwest wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 65. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. North northeast wind 7 to 10 mph becoming south after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 77. South wind 11 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. South southwest wind 7 to 10 mph becoming west northwest after midnight.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph.

    High: 59 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain.  Cloudy, with a low around 32. North wind 18 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon.  Cloudy, with a high near 43. North wind 17 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain and snow likely, mainly before midnight.  Cloudy, with a low around 29. North wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Light south southwest wind.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 65. Light and variable wind becoming south southeast 10 to 15 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 41. North northeast wind 7 to 10 mph becoming south after midnight.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 77. South wind 11 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 47. South southwest wind 7 to 10 mph becoming west northwest after midnight.
Saturday
Partly sunny, with a high near 59. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph.
Saturday Night
A 30 percent chance of rain. Cloudy, with a low around 32. North wind 18 to 20 mph, with gusts as high as 30 mph.
Sunday
A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Cloudy, with a high near 43. North wind 17 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Sunday Night
Rain and snow likely, mainly before midnight. Cloudy, with a low around 29. North wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Columbus Day
A chance of rain and snow before noon. Mostly cloudy, with a high near 44. North wind 7 to 10 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 29. South wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Westby MT
 48.88°N 104.18°W (Elev. 2300 ft)
12:35 am MDT Oct 8, 2026
1am MDT Oct 8, 2026-6pm MDT Oct 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database