Current conditions at
Sieben I-15 MP 216 (MTSBN)
Lat: 46.88748267°NLon: 112.1111196°WElev: 4199.0ft.NA
47°F
8°C
| Humidity | 66% |
| Wind Speed | SE 13 MPH |
| Barometer | NA |
| Dewpoint | 36°F (2°C) |
| Visibility | NA |
| Wind Chill | 41°F (5°C) |
| Last update | 20 May 09:15 AM MDT |
Extended Forecast for
Marysville MT
Today
High: 52 °F
Slight Chance
Rain then
Showers
LikelyTonight
Low: 35 °F
Rain/Snow
then Chance
Rain/SnowThursday
High: 52 °F
Slight Chance
Rain/Snow
then Partly
SunnyThursday Night
Low: 37 °F
Partly Cloudy
Friday
High: 60 °F
Mostly Sunny
Friday Night
Low: 42 °F
Mostly Clear
Saturday
High: 66 °F
Sunny
Saturday Night
Low: 46 °F
Partly Cloudy
Sunday
High: 69 °F
Sunny
Detailed Forecast
Today
A slight chance of rain before noon, then a chance of showers and thunderstorms between noon and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 52. West wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Tonight
Rain and snow showers before 2am, then a chance of rain and snow showers after 4am. Low around 35. North northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
A slight chance of rain and snow, mainly between 8am and 10am. Partly sunny, with a high near 52. North wind around 8 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 37. North wind 5 to 8 mph becoming light and variable after midnight.
Friday
Mostly sunny, with a high near 60. Southwest wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 42. West northwest wind 5 to 9 mph becoming light west.
Saturday
Sunny, with a high near 66. South southwest wind 5 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 46. West southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 49.
Memorial Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Tuesday
Rain likely and possibly a thunderstorm. Partly sunny, with a high near 59.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marysville MT
46.75°N 112.29°W (Elev. 5456 ft)
46.75°N 112.29°W (Elev. 5456 ft)
8:22 am MDT May 20, 2026
9am MDT May 20, 2026-6pm MDT May 26, 2026
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