Critical Fire Weather in the West; Monitoring Tropical Storm Erin

Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin, interior Northwest, and Rockies Thursday. Red Flag Warnings have been issued. While there is still uncertainty in what impacts might occur to the U.S. east coast next week, the risk of dangerous surf and rip currents across the western Atlantic basin is increasing. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Clear

77°F

25°C

Humidity 22%
Wind Speed W 8 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 13 Aug 10:15 PM MDT
Extended Forecast for

Montana City MT

  • Tonight

    Tonight: Clear, with a low around 56. Southwest wind 3 to 7 mph.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Northwest wind 8 to 13 mph becoming light west southwest  after midnight. Winds could gust as high as 23 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. West northwest wind 5 to 9 mph becoming light west southwest  after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. West wind 5 to 8 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after noon.  Mostly sunny, with a high near 84. Calm wind becoming north around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 56. Southwest wind 3 to 7 mph.
Thursday
Sunny, with a high near 87. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 53. Northwest wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 87. Calm wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 55. West northwest wind 5 to 9 mph becoming light west southwest after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 89. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 55. West wind 5 to 8 mph becoming calm after midnight.
Sunday
A chance of showers after noon. Mostly sunny, with a high near 84. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Montana City MT
 46.53°N 111.94°W (Elev. 4199 ft)
10:09 pm MDT Aug 13, 2025
10pm MDT Aug 13, 2025-6pm MDT Aug 20, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database