PNS26-03: Soliciting Comments through February 9, 2026 on the Discontinuation of the State Forecast Product (SFP)

Sieben I-15 MP 216 (MTSBN)

Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.

33°F

1°C

Humidity	55%
Wind Speed	N 9 MPH
Barometer	NA
Dewpoint	18°F (-8°C)
Visibility	NA
Wind Chill	25°F (-4°C)
Last update	18 Jan 04:45 AM MST

More Information:

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

Extended Forecast for

Marysville MT

Today
High: 29 °F
Partly Sunny
Tonight
Low: 19 °F
Partly Cloudy
M.L.King Day
High: 31 °F
Sunny
Monday Night
Low: 25 °F
Mostly Cloudy
Tuesday
High: 31 °F
Slight Chance
Snow then
Mostly Sunny
Tuesday Night
Low: 20 °F
Partly Cloudy
Wednesday
High: 29 °F
Mostly Sunny
Wednesday Night
Low: 24 °F
Mostly Cloudy
Thursday
High: 33 °F
Slight Chance
Snow

Detailed Forecast

Today

Partly sunny, with a high near 29. North northeast wind 6 to 8 mph.

Tonight

Partly cloudy, with a low around 19. Light and variable wind becoming west around 6 mph after midnight.

M.L.King Day

Sunny, with a high near 31. West southwest wind 7 to 9 mph, with gusts as high as 21 mph.

Monday Night

Mostly cloudy, with a low around 25. West wind 13 to 16 mph, with gusts as high as 29 mph.

Tuesday

A 20 percent chance of snow before 11am. Partly sunny, with a high near 31. West wind 6 to 10 mph becoming north northwest in the morning. Winds could gust as high as 18 mph.

Tuesday Night

Partly cloudy, with a low around 20. West southwest wind 7 to 9 mph becoming northwest after midnight.

Wednesday

Mostly sunny, with a high near 29. North wind around 6 mph becoming south in the morning.

Wednesday Night

Mostly cloudy, with a low around 24. Southwest wind 7 to 10 mph.

Thursday

A slight chance of snow after 11am. Partly sunny, with a high near 33.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 13.

Friday

Snow likely. Mostly cloudy, with a high near 16.