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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

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

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

NA

57°F

14°C

Humidity 36%
Wind Speed WSW 13 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 17 Oct 06:00 PM MDT
Extended Forecast for

16 Miles WNW Westby MT

  • Tonight

    Tonight: Partly cloudy, with a low around 43. West northwest wind 11 to 18 mph, with gusts as high as 31 mph.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57. West northwest wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind becoming east southeast 5 to 7 mph after midnight.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. Breezy, with a south southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 62 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. South southeast wind 11 to 18 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. South southeast wind 5 to 7 mph becoming northwest in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. North northwest wind around 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59. North wind 5 to 9 mph becoming south southeast in the afternoon.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. South southeast wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. West northwest wind 11 to 18 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 57. West northwest wind 5 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind becoming east southeast 5 to 7 mph after midnight.
Monday
Sunny, with a high near 62. Breezy, with a south southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Monday Night
Partly cloudy, with a low around 41. South southeast wind 11 to 18 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 62. South southeast wind 5 to 7 mph becoming northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 37. North northwest wind around 8 mph.
Wednesday
Sunny, with a high near 59. North wind 5 to 9 mph becoming south southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. South southeast wind 7 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 67. South southeast wind 11 to 13 mph, with gusts as high as 22 mph.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 47. South wind around 7 mph becoming east after midnight.
Friday
A chance of rain. Partly sunny, with a high near 65.
Friday Night
Rain likely. Mostly cloudy, with a low around 43. Breezy.
Saturday
A chance of rain. Mostly cloudy, with a high near 50. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WNW Westby MT
 48.98°N 104.38°W (Elev. 2300 ft)
Last Update:
3:45 pm MDT Oct 17, 2026
Forecast Valid:
6pm MDT Oct 17, 2026-6pm MDT Oct 24, 2026
 
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