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

MDA Edgar (MTM50)

Lat: 45.46°NLon: 108.86°WElev: 3494.0ft.

NA

67°F

19°C

Humidity 29%
Wind Speed WNW 17 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 14 Sep 03:15 PM MDT
Extended Forecast for

Joliet MT

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind 25 to 30 mph becoming light and variable after midnight. Winds could gust as high as 41 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Light and variable wind becoming south southeast 9 to 14 mph in the morning.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. East wind 7 to 10 mph becoming west after midnight.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. West wind 5 to 11 mph becoming northeast in the afternoon.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. East northeast wind 11 to 16 mph becoming light and variable after midnight.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 50. East wind 5 to 8 mph becoming west after midnight.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 73. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 47. Northeast wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Northwest wind 25 to 30 mph becoming light and variable after midnight. Winds could gust as high as 41 mph.
Tuesday
Sunny, with a high near 70. Light and variable wind becoming south southeast 9 to 14 mph in the morning.
Tuesday Night
Mostly clear, with a low around 42. East wind 7 to 10 mph becoming west after midnight.
Wednesday
Sunny, with a high near 67. West wind 5 to 11 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 43. East northeast wind 11 to 16 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Thursday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 50. East wind 5 to 8 mph becoming west after midnight.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 73. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 47. Northeast wind 5 to 9 mph becoming west after midnight. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 71. West wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 46. North wind 5 to 7 mph becoming southwest after midnight.
Sunday
Mostly sunny, with a high near 72. Southwest wind around 6 mph becoming northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. East northeast wind 5 to 7 mph becoming southwest after midnight.
Monday
Sunny, with a high near 76. West southwest wind 5 to 10 mph becoming south southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Joliet MT
 45.48°N 108.97°W (Elev. 3757 ft)
Last Update:
1:02 pm MDT Sep 14, 2026
Forecast Valid:
3pm MDT Sep 14, 2026-6pm MDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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