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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

BOULDER MOUNTAIN (BOMM8)

Lat: 46.5596°NLon: 111.28973°WElev: 7950.0ft.

58°F

14°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

16 Miles NNE Winston MT

Tonight
Low: 47 °F
Partly Cloudy
Monday
High: 64 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 41 °F
Mostly Clear
Tuesday
High: 68 °F
Sunny
Tuesday Night
Low: 46 °F
Partly Cloudy
Wednesday
High: 72 °F
Mostly Sunny
Wednesday Night
Low: 49 °F
Mostly Clear
Thursday
High: 74 °F
Mostly Sunny
then Chance
T-storms
Thursday Night
Low: 53 °F
Mostly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 47. West northwest wind 5 to 7 mph becoming north northeast after midnight.

Monday

A slight chance of showers and thunderstorms between 3pm and 4pm. Sunny, with a high near 64. West northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Monday Night

Mostly clear, with a low around 41. North wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 22 mph.

Tuesday

Sunny, with a high near 68. Calm wind becoming north 5 to 7 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 46. North northeast wind 5 to 10 mph becoming light east northeast after midnight. Winds could gust as high as 18 mph.

Wednesday

Mostly sunny, with a high near 72. Calm wind becoming north northwest around 5 mph in the afternoon.

Wednesday Night

Mostly clear, with a low around 49. North northeast wind 3 to 8 mph.

Thursday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Light and variable wind becoming south southwest 5 to 7 mph in the morning.

Thursday Night

Mostly cloudy, with a low around 53.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.

Saturday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 59.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 41.

Sunday

A chance of showers and thunderstorms. Partly sunny, with a high near 52.