Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Current conditions at

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

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

NA

65°F

18°C

Humidity 40%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 03 Aug 03:00 AM MDT
Extended Forecast for

9 Miles WNW Westby MT

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 4am.  Widespread haze. Mostly cloudy, with a low around 57. North wind 10 to 15 mph, with gusts as high as 21 mph.

    Low: 57 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly after 1pm.  Widespread haze before 8am. Mostly cloudy, with a high near 66. Breezy, with a north northwest wind 17 to 25 mph, with gusts as high as 36 mph.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 7pm.  Partly cloudy, with a low around 45. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.

    Low: 45 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. West northwest wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Northwest wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 24 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 77. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 77 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 82. West northwest wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West northwest wind 7 to 11 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 4am. Widespread haze. Mostly cloudy, with a low around 57. North wind 10 to 15 mph, with gusts as high as 21 mph.
Monday
A 40 percent chance of showers, mainly after 1pm. Widespread haze before 8am. Mostly cloudy, with a high near 66. Breezy, with a north northwest wind 17 to 25 mph, with gusts as high as 36 mph.
Monday Night
A 30 percent chance of showers, mainly before 7pm. Partly cloudy, with a low around 45. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.
Tuesday
Sunny, with a high near 71. West northwest wind 11 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 51. Northwest wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 24 mph.
Wednesday
Partly sunny, with a high near 77. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 54. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 82. West northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 56. West northwest wind 7 to 11 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 85. North wind 7 to 11 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Partly cloudy, with a low around 58. East northeast wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Westby MT
 48.9°N 104.25°W (Elev. 2231 ft)
12:30 am MDT Aug 3, 2026
3am MDT Aug 3, 2026-6pm MDT Aug 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database