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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

Gary Cooper Bridge I-15 MP 242 (MTYEP)

Lat: 47.13948°NLon: 111.85908°WElev: 3427.0ft.

unknown precip

32°F

0°C

Humidity	NA
Wind Speed	N 0 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

9 Miles W Cascade MT

Overnight
Low: 28 °F
Snow
Friday
High: 45 °F
Slight Chance
Snow then
Mostly Sunny
Friday Night
Low: 30 °F
Mostly Clear
Saturday
High: 53 °F
Sunny
Saturday Night
Low: 32 °F
Mostly Clear
Sunday
High: 47 °F
Partly Sunny
Sunday Night
Low: 31 °F
Mostly Cloudy
Monday
High: 55 °F
Partly Sunny
Monday Night
Low: 41 °F
Mostly Cloudy

Detailed Forecast

Overnight

Snow, mainly before 2am. Low around 28. Northwest wind 6 to 11 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.

Friday

A 20 percent chance of snow before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 45. West wind 6 to 15 mph, with gusts as high as 24 mph.

Friday Night

Mostly clear, with a low around 30. West wind 13 to 17 mph becoming south southwest after midnight. Winds could gust as high as 25 mph.

Saturday

Sunny, with a high near 53. South southwest wind 14 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

Saturday Night

Mostly clear, with a low around 32. Southwest wind 7 to 17 mph, with gusts as high as 24 mph.

Sunday

Partly sunny, with a high near 47. North northwest wind 7 to 10 mph becoming northeast in the afternoon.

Sunday Night

Mostly cloudy, with a low around 31. North wind 7 to 14 mph, with gusts as high as 21 mph.

Monday

Partly sunny, with a high near 55. North northwest wind 6 to 8 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph.