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

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

Ravalli County Airport (KHRF)

Lat: 46.25463°NLon: 114.1246°WElev: 3644.0ft.

Clear

63°F

17°C

Humidity 45%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 17 Jun 09:15 PM MDT
Extended Forecast for

11 Miles WNW Hamilton MT

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

    Low: 45 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 71. East wind 5 to 8 mph becoming west in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. West wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 42. West wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 64. West wind 7 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 45. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Juneteenth
Mostly sunny, with a high near 71. East wind 5 to 8 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 52. West wind 5 to 10 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Hamilton MT
 46.3°N 114.37°W (Elev. 6742 ft)
Last Update:
2:01 pm MDT Jun 17, 2026
Forecast Valid:
9pm MDT Jun 17, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation