Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
41°F
5°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 29.87 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Last update | 8 May 7:55 am EDT |
Extended Forecast for
Marysville MI
Today

High: 61 °F
Mostly Sunny
Tonight

Low: 44 °F
Partly Cloudy
Saturday
High: 68 °F
Chance
Showers then
Showers
LikelySaturday Night

Low: 41 °F
Partly Cloudy
Sunday

High: 57 °F
Mostly Sunny
Sunday Night

Low: 38 °F
Decreasing
CloudsMonday

High: 52 °F
Sunny
Monday Night

Low: 36 °F
Mostly Clear
Tuesday

High: 57 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 61. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 44. South wind 3 to 5 mph.
Saturday
Showers likely and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm. Partly sunny, with a high near 68. South southwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 41. West wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 57. North northwest wind 3 to 8 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST
Point Forecast:
Marysville MI
42.91°N 82.47°W (Elev. 587 ft)
42.91°N 82.47°W (Elev. 587 ft)
4:24 am EDT May 8, 2026
8am EDT May 8, 2026-6pm EDT May 14, 2026


