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

Tropical Storm Imelda Forms; Another Round of Heavy Rain and Potential Flooding in the Southwest

Tropical Storm Imelda has formed near the Bahamas Sunday afternoon, and continues to bring heavy rainfall. Tropical storm conditions are possible along the east coast of Florida beginning Monday. The risk of significant wind impacts from Imelda along the Southeast coast are decreasing. Another round of showers and storms with a heavy rain and flash flood threat will continue in the Southwest today Read More >

Current conditions at

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

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

NA

83°F

28°C

Humidity 16%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index80°F (27°C)
Last update 28 Sep 01:45 PM MDT
Extended Forecast for

Westby MT

  • This Afternoon

    This Afternoon: Areas of smoke before 5pm. Sunny, with a high near 83. North northeast wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 83 °F

    Areas Smoke

  • Tonight

    Tonight: Partly cloudy, with a low around 46. East northeast wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 76. East wind 14 to 20 mph, with gusts as high as 29 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. East wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. South southeast wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Southwest wind 6 to 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Areas of smoke before 5pm. Sunny, with a high near 83. North northeast wind 15 to 17 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 46. East northeast wind 14 to 18 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 76. East wind 14 to 20 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 54. East wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 86. South southeast wind 10 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 55. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 81. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 51. Southwest wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 80. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 51. West southwest wind around 9 mph becoming northwest after midnight.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 69. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westby MT
 48.89°N 104.06°W (Elev. 1949 ft)
Last Update:
1:24 pm MDT Sep 28, 2025
Forecast Valid:
2pm MDT Sep 28, 2025-6pm MDT Oct 4, 2025
 
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