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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 (ROCM8)

Lat: 48.17478°NLon: 109.64728°WElev: 4700.0ft.

48°F

9°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

4 Miles SSW Lloyd MT

Juneteenth
High: 60 °F
Sunny
Tonight
Low: 48 °F
Partly Cloudy
Saturday
High: 68 °F
Mostly Sunny
Saturday Night
Low: 50 °F
Chance
T-storms then
Chance
Showers
Sunday
High: 59 °F
Mostly Sunny
Sunday Night
Low: 43 °F
Partly Cloudy
then Slight
Chance
Showers
Monday
High: 53 °F
Chance
Showers
Monday Night
Low: 41 °F
Slight Chance
Showers then
Mostly Clear
Tuesday
High: 63 °F
Sunny

Detailed Forecast

Juneteenth

Sunny, with a high near 60. Northwest wind 5 to 7 mph becoming east in the afternoon.

Tonight

Partly cloudy, with a low around 48. South southeast wind 9 to 17 mph, with gusts as high as 28 mph.

Saturday

Mostly sunny, with a high near 68. Southeast wind 14 to 17 mph, with gusts as high as 29 mph.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Southeast wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

Sunday

Mostly sunny, with a high near 59. West northwest wind 16 to 18 mph, with gusts as high as 30 mph.

Sunday Night

A 20 percent chance of showers after midnight. Partly cloudy, with a low around 43. West wind 17 to 20 mph, with gusts as high as 29 mph.

Monday

A 40 percent chance of showers, mainly after noon. Partly sunny, with a high near 53. West northwest wind around 21 mph, with gusts as high as 32 mph.

Monday Night

A slight chance of showers before midnight. Mostly clear, with a low around 41. Northwest wind 12 to 17 mph becoming light west northwest after midnight. Winds could gust as high as 30 mph.

Tuesday

Sunny, with a high near 63.

Tuesday Night

Partly cloudy, with a low around 48.

Wednesday

Mostly sunny, with a high near 69.

Wednesday Night

Partly cloudy, with a low around 52.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 72.