Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Miles City, Frank Wiley Field Airport (KMLS)

Lat: 46.42806°NLon: 105.88639°WElev: 2628.0ft.

Clear

49°F

9°C

Humidity 92%
Wind Speed WNW 10 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Jun 12:53 AM MDT
Extended Forecast for

Miles City MT

  • Overnight

    Overnight: Patchy fog after 3am.  Otherwise, mostly clear, with a low around 48. West southwest wind 3 to 5 mph.

    Low: 48 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Patchy fog before 9am.  Otherwise, increasing clouds, with a high near 75. Light and variable wind becoming northwest 5 to 9 mph in the afternoon.  Chance of precipitation is 60%.

    High: 75 °F

    Patchy Fog
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 49. West wind 5 to 10 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. North northeast wind 5 to 7 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53. Northeast wind 6 to 9 mph.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 80. East southeast wind 10 to 15 mph.

    High: 80 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 54. East southeast wind 9 to 15 mph.  Chance of precipitation is 70%.

    Low: 54 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 74. East wind 8 to 10 mph becoming north in the afternoon.  Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50. North northeast wind 5 to 11 mph.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 48. West southwest wind 3 to 5 mph.
Thursday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 75. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 49. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 75. North northeast wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 53. Northeast wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 80. East southeast wind 10 to 15 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 54. East southeast wind 9 to 15 mph. Chance of precipitation is 70%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74. East wind 8 to 10 mph becoming north in the afternoon. Chance of precipitation is 50%.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. North northeast wind 5 to 11 mph.
Monday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 72. Northwest wind 5 to 7 mph. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 48. North wind 3 to 8 mph.
Tuesday
Sunny, with a high near 78. North wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 52. Northeast wind 5 to 7 mph becoming east southeast after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. East southeast wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Miles City MT
 46.41°N 105.84°W (Elev. 2362 ft)
12:53 am MDT Jun 18, 2026
1am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database