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

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

66°F

19°C

Humidity 37%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 03 Oct 03:18 PM MDT
Extended Forecast for

3 Miles ESE Rocky Boy MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Calm wind becoming southeast 5 to 8 mph in the evening. Winds could gust as high as 18 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 69. Light south southeast wind.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. South southeast wind 5 to 8 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 76. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. West southwest wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Light and variable wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Calm wind becoming southeast 5 to 8 mph in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 69. Light south southeast wind.
Sunday Night
Partly cloudy, with a low around 49. South southeast wind 5 to 8 mph.
Monday
Sunny, with a high near 76. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 48. West southwest wind 6 to 9 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 45. Light and variable wind.
Wednesday
Mostly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 71.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rocky Boy MT
 48.24°N 109.74°W (Elev. 4193 ft)
12:31 pm MDT Oct 3, 2026
4pm MDT Oct 3, 2026-6pm MDT Oct 10, 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