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SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Current conditions at

ROCKY BOY (RCBM8)

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

57°F

14°C

Humidity	60%
Wind Speed	N 0 MPH
Barometer	NA
Dewpoint	43°F (6°C)
Visibility	NA
Last update	19 Jun 08:18 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

9 Miles NE Rocky Boy MT

Juneteenth
High: 66 °F
Sunny
Tonight
Low: 48 °F
Decreasing
Clouds
Saturday
High: 75 °F
Mostly Sunny
Saturday Night
Low: 48 °F
Chance
T-storms then
Slight Chance
Showers
Sunday
High: 64 °F
Mostly Sunny
Sunday Night
Low: 42 °F
Partly Cloudy
then Slight
Chance
Showers
Monday
High: 59 °F
Chance
Showers
Monday Night
Low: 41 °F
Slight Chance
Showers then
Mostly Clear
Tuesday
High: 68 °F
Sunny

Detailed Forecast

Juneteenth

Sunny, with a high near 66. Light and variable wind becoming east northeast 5 to 7 mph in the afternoon.

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around 48. East wind 7 to 17 mph becoming south southeast after midnight. Winds could gust as high as 31 mph.

Saturday

Mostly sunny, with a high near 75. Southeast wind 9 to 14 mph, with gusts as high as 26 mph.

Saturday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 50%.

Sunday

Mostly sunny, with a high near 64. West northwest wind 9 to 16 mph, with gusts as high as 28 mph.

Sunday Night

A 20 percent chance of showers after midnight. Partly cloudy, with a low around 42. West wind 9 to 16 mph, with gusts as high as 26 mph.

Monday

A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 59. West wind 11 to 16 mph, with gusts as high as 28 mph.

Monday Night

A slight chance of showers before midnight. Partly cloudy, with a low around 41. Northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

Tuesday

Sunny, with a high near 68.

Tuesday Night

Partly cloudy, with a low around 47.

Wednesday

Mostly sunny, with a high near 76.

Wednesday Night

Partly cloudy, with a low around 51.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 79.