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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

66°F

19°C

Humidity 17%
Wind Speed ENE 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 18 Mar 06:55 PM MDT
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. South wind 6 to 10 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. South wind around 7 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. South wind 6 to 13 mph, with gusts as high as 31 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 43. West southwest wind 5 to 9 mph becoming light southwest after midnight. Winds could gust as high as 24 mph.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly before noon. Mostly cloudy, with a high near 54. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 73. South wind 6 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 44. South wind around 7 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 74. South wind 6 to 13 mph, with gusts as high as 31 mph.
Friday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 43. West southwest wind 5 to 9 mph becoming light southwest after midnight. Winds could gust as high as 24 mph.
Saturday
Rain likely, mainly before noon. Mostly cloudy, with a high near 54. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hamilton MT
 46.26°N 114.15°W (Elev. 3599 ft)
Last Update:
6:26 pm MDT Mar 18, 2026
Forecast Valid:
7pm MDT Mar 18, 2026-6pm MDT Mar 25, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation