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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

Gary Cooper Bridge I-15 MP 242 (MTYEP)

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

unknown precip

49°F

9°C

Humidity	77%
Wind Speed	NNE 11 MPH
Barometer	NA
Dewpoint	42°F (6°C)
Visibility	NA
Wind Chill	44°F (7°C)
Last update	29 Jun 02:15 AM MDT

More Information:

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

Extended Forecast for

10 Miles S Cascade MT

Overnight
Low: 40 °F
Rain
Monday
High: 51 °F
Rain
Monday Night
Low: 48 °F
Rain
Tuesday
High: 65 °F
Mostly Cloudy
then Chance
Showers
Tuesday Night
Low: 51 °F
Slight Chance
T-storms then
Slight Chance
Showers
Wednesday
High: 65 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 50 °F
Chance
T-storms then
Partly Cloudy
Thursday
High: 67 °F
Mostly Sunny
Thursday Night
Low: 51 °F
Partly Cloudy

Detailed Forecast

Overnight

Rain. Low around 40. Southwest wind 15 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Monday

Rain and possibly a thunderstorm, mainly before 5pm, then a chance of rain and thunderstorms after 5pm. High near 51. West wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Monday Night

Rain, mainly before 4am. Low around 48. Southwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday

A chance of showers between noon and 3pm. Partly sunny, with a high near 65. Southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Tuesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51. South southwest wind 3 to 6 mph. Chance of precipitation is 20%.

Wednesday

A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. South southwest wind around 7 mph.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 50. South southwest wind 3 to 5 mph. Chance of precipitation is 30%.

Thursday

Mostly sunny, with a high near 67. South southwest wind 5 to 7 mph.

Thursday Night

Partly cloudy, with a low around 51.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 50.

Independence Day

Sunny, with a high near 69.

Saturday Night

Mostly clear, with a low around 51.