National Weather Service

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The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will be discontinued on May 6, 2026.

Current conditions at

Big Hole Pass CTY-278 MP 32 (MTBHP)

Lat: 45.31545° N Lon: 113.30974° W Elev: 6722.0 ft.

37°F

3°C

Humidity	20%
Wind Speed	WNW 3 MPH
Barometer	NA
Dewpoint	-1°F (-18°C)
Visibility	NA
Last update	28 Mar 02:15 AM MDT

More Information:

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

Detailed forecast for

Northwest Beaverhead County

Rest Of Tonight

Partly cloudy. Highs 49 to 59. Lows 27 to 34. Southwest winds up to 20 mph with gusts to around 45 mph.

Sunday

Windy. Mostly sunny. Highs 45 to 55. Southwest winds 5 to 10 mph with gusts to around 35 mph increasing to 15 to 30 mph with gusts to around 55 mph in the afternoon.

Sunday Night

Breezy. Mostly cloudy with a 50 percent chance of rain and snow. Lows 26 to 32. Southwest winds 10 to 25 mph with gusts to around 55 mph.

Monday

Breezy, colder. Partly sunny. Snow likely in the morning, then chance of snow in the afternoon. Light snow accumulations. Near steady temperature in the lower 30s. West winds 10 to 25 mph with gusts to around 60 mph. Chance of snow 70 percent.

Monday Night

Colder. Partly cloudy with a 20 percent chance of snow. Lows around 16. Northwest winds 10 to 15 mph with gusts to around 45 mph becoming north up to 5 mph with gusts to around 25 mph after midnight.

Tuesday

Mostly sunny. Highs 36 to 44.

Tuesday Night

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 20s.

Wednesday

Not as cool. Partly sunny. Slight chance of snow in the morning, then chance of snow and rain in the afternoon. Highs 43 to 51. Chance of precipitation 50 percent.

Wednesday Night

Snow and rain likely in the evening, then snow with rain likely after midnight. Moderate snow accumulations. Lows in the upper 20s. Chance of precipitation 90 percent.

Thursday

Breezy, snow. Moderate snow accumulations. Highs 31 to 39. Chance of snow near 100 percent.

Thursday Night And Friday

Mostly cloudy. A 50 percent chance of snow. Lows around 19. Highs 30 to 38.

Friday Night And Saturday

Partly cloudy. A 20 percent chance of snow. Lows in the lower 20s. Highs 35 to 45.