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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.

44°F

7°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

15 Miles ENE Winston MT

Today
High: 51 °F
Sunny then
Slight Chance
Rain/Snow
Tonight
Low: 39 °F
Slight Chance
T-storms then
Partly Cloudy
Thursday
High: 55 °F
Sunny
Thursday Night
Low: 39 °F
Mostly Clear
Juneteenth
High: 60 °F
Mostly Sunny
Friday Night
Low: 46 °F
Partly Cloudy
Saturday
High: 59 °F
Mostly Cloudy
then Slight
Chance
T-storms
Saturday Night
Low: 45 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 53 °F
Mostly Sunny

Detailed Forecast

Today

A slight chance of rain and snow showers between 2pm and 3pm, then a slight chance of rain showers after 3pm. Some thunder is also possible. Mostly sunny, with a high near 51. West northwest wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

Tonight

A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 39. North northwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

Thursday

Sunny, with a high near 55. West southwest wind 8 to 15 mph, with gusts as high as 25 mph.

Thursday Night

Mostly clear, with a low around 39. North northwest wind 10 to 18 mph, with gusts as high as 26 mph.

Juneteenth

Mostly sunny, with a high near 60. North northwest wind 6 to 8 mph becoming south southwest in the morning.

Friday Night

Partly cloudy, with a low around 46. North northwest wind 7 to 14 mph becoming south after midnight.

Saturday

A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 59. South wind 6 to 10 mph becoming west in the afternoon.

Saturday Night

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

Sunday

Mostly sunny, with a high near 53.

Sunday Night

Mostly clear, with a low around 39.

Monday

Sunny, with a high near 55.

Monday Night

Mostly clear, with a low around 41.

Tuesday

Sunny, with a high near 62.