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

Hazardous Weather Conditions

Winter Storm Warning until April 3, 12:00 PM MDT

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

28°F

-2°C

Humidity	99%
Wind Speed	NW 0 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	03 Apr 06:00 AM MDT

More Information:

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

Extended Forecast for

12 Miles NE Big Sky MT

Winter Storm Warning April 3, 06:21am until April 3, 12:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning April 3, 06:21am until April 3, 12:00pm
NOW until 12:00pm Fri
Winter Storm Warning
Today
High: 39 °F
Snow then
Chance Snow
Tonight
Low: 22 °F
Patchy Fog
Saturday
High: 48 °F
Patchy Fog
then Sunny
Saturday Night
Low: 26 °F
Mostly Clear
Sunday
High: 53 °F
Sunny
Sunday Night
Low: 29 °F
Partly Cloudy
Monday
High: 56 °F
Partly Sunny
Monday Night
Low: 33 °F
Partly Cloudy

Detailed Forecast

Today

Snow, mainly before 11am. High near 39. Northwest wind 3 to 6 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 22. Light and variable wind.

Saturday

Patchy fog before 10am. Otherwise, sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 26. Calm wind.

Sunday

Sunny, with a high near 53. Calm wind.

Sunday Night

Partly cloudy, with a low around 29. Calm wind.

Monday

Partly sunny, with a high near 56. Light and variable wind.