PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

USCRN SITE AT BANNACK STATE PARK NEAR DILLON 18WSW (BSPM8)

Lat: 45.15778°NLon: 113.00583°WElev: 5941.0ft.

27°F

-3°C

Humidity	88%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Last update	05 Dec 03:10 AM MST

More Information:

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

Extended Forecast for

Bannack MT

Overnight
Low: 23 °F
Chance Snow
Friday
High: 37 °F
Slight Chance
Snow then
Snow
Friday Night
Low: 24 °F
Rain/Snow
Likely then
Chance Snow
Saturday
High: 38 °F
Chance Snow
Saturday Night
Low: 17 °F
Mostly Cloudy
Sunday
High: 37 °F
Mostly Cloudy
Sunday Night
Low: 22 °F
Chance Snow
then Mostly
Cloudy
Monday
High: 39 °F
Partly Sunny
Monday Night
Low: 24 °F
Chance Snow

Detailed Forecast

Overnight

A 30 percent chance of snow, mainly before 4am. Partly cloudy, with a steady temperature around 23. South southwest wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.

Friday

Snow, mainly after 5pm. High near 37. South southwest wind 6 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Rain and snow likely before 11pm, then a chance of snow. Cloudy, then gradually becoming partly cloudy, with a low around 24. West wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday

A 40 percent chance of snow, mainly before 11am. Partly sunny, with a high near 38. West wind 15 to 18 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Mostly cloudy, with a low around 17. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.

Sunday

Mostly cloudy, with a high near 37. Southwest wind 7 to 10 mph.

Sunday Night

A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 22. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.

Monday

Partly sunny, with a high near 39. West southwest wind around 10 mph.

Monday Night

A chance of snow, mainly after 5am. Mostly cloudy, with a low around 24.

Tuesday

A chance of rain and snow before 11am, then rain likely between 11am and 2pm, then rain likely, possibly mixed with snow after 2pm. Mostly cloudy, with a high near 44.

Tuesday Night

Rain and snow likely. Mostly cloudy, with a low around 27.

Wednesday

A chance of rain and snow. Mostly cloudy, with a high near 44.

Wednesday Night

A chance of rain and snow. Mostly cloudy, with a low around 25.

Thursday

A slight chance of rain and snow. Partly sunny, with a high near 44.