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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

50°F

10°C

Humidity 81%
Wind Speed SSE 6 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 03 Oct 08:15 PM MDT
Extended Forecast for

Hamilton MT

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. South southeast wind around 6 mph becoming calm in the morning.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 18 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. South southwest wind 6 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Calm wind becoming south southeast around 5 mph after midnight.
Sunday
Sunny, with a high near 81. South southeast wind around 6 mph becoming calm in the morning.
Sunday Night
Partly cloudy, with a low around 42. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 18 mph.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 45. South southwest wind 6 to 8 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 77.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Saturday
A chance of rain. Partly sunny, with a high near 62.
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:
2:01 pm MDT Oct 3, 2026
Forecast Valid:
8pm MDT Oct 3, 2026-6pm MDT Oct 10, 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