Current conditions at
Sieben I-15 MP 216 (MTSBN)
Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.NA
38°F
3°C
| Humidity | 57% |
| Wind Speed | W 2 MPH |
| Barometer | NA |
| Dewpoint | 24°F (-4°C) |
| Visibility | NA |
| Last update | 04 Apr 05:00 AM MDT |
Extended Forecast for
Marysville MT
Today

High: 49 °F
Sunny
Tonight

Low: 32 °F
Mostly Clear
Sunday

High: 50 °F
Mostly Sunny
Sunday Night

Low: 33 °F
Mostly Cloudy
Monday

High: 55 °F
Mostly Cloudy
Monday Night

Low: 39 °F
Partly Cloudy
Tuesday
High: 54 °F
Mostly Sunny
then Slight
Chance Rain
and WindyTuesday Night
Low: 29 °F
Chance
Rain/Snow and
Windy then
Chance SnowWednesday

High: 39 °F
Chance Snow
Detailed Forecast
Today
Sunny, with a high near 49. West wind 10 to 16 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 32. West southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 50. West northwest wind 5 to 9 mph becoming northeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 33. North wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, with a high near 55. Light and variable wind becoming east southeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 39. Southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 54. Windy, with a southwest wind 14 to 19 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 55 mph.
Tuesday Night
A chance of rain before 9pm, then a chance of snow. Mostly cloudy, with a low around 29. Windy, with a west wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 48 mph.
Wednesday
A chance of snow. Partly sunny, with a high near 39.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24.
Thursday
A chance of snow. Partly sunny, with a high near 40.
Thursday Night
A chance of snow. Partly cloudy, with a low around 26.
Friday
A chance of snow. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST
Point Forecast:
Marysville MT
46.75°N 112.29°W (Elev. 5456 ft)
46.75°N 112.29°W (Elev. 5456 ft)
4:43 am MDT Apr 4, 2026
5am MDT Apr 4, 2026-6pm MDT Apr 10, 2026


