National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Mostly Cloudy

66°F

19°C

Humidity 73%
Wind Speed N 3 mph
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Aug 8:35 pm EDT
Extended Forecast for

3 Miles ENE Melvin MI

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Light northeast wind.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. South southeast wind 3 to 8 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. Light northeast wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 82. South southeast wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 59. South wind around 6 mph.
Saturday
Showers and possibly a thunderstorm, mainly after 2pm. High near 80. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm. Low around 55. Chance of precipitation is 80%.
Sunday
Sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58.
Wednesday
A chance of showers. Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Melvin MI
 43.21°N 82.82°W (Elev. 830 ft)
Last Update:
4:24 pm EDT Aug 19, 2026
Forecast Valid:
8pm EDT Aug 19, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation