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.

Overcast

30°F

-1°C

Humidity 69%
Wind Speed SW 8 mph
Barometer 30.14 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 12 Jan 3:15 am EST
Extended Forecast for

3 Miles ENE Melvin MI

  • Overnight

    Overnight: Cloudy, with a steady temperature around 29. West southwest wind 11 to 13 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 36. West southwest wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. West southwest wind 6 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely after 1pm. Mostly cloudy, with a high near 40. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Mostly Cloudy
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Cloudy, with a low around 29. West southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain and snow before 1pm, then snow likely. Cloudy, with a high near 36. Chance of precipitation is 70%.

    High: 36 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.

    Low: 13 °F

    Chance Snow

  • Thursday

    Thursday: Mostly cloudy, with a high near 20.

    High: 20 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 29. West southwest wind 11 to 13 mph, with gusts as high as 24 mph.
Monday
Mostly cloudy, with a high near 36. West southwest wind 13 to 15 mph, with gusts as high as 28 mph.
Monday Night
Mostly cloudy, with a low around 28. West southwest wind 6 to 9 mph.
Tuesday
Rain likely after 1pm. Mostly cloudy, with a high near 40. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of rain before 1am. Cloudy, with a low around 29. West southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow before 1pm, then snow likely. Cloudy, with a high near 36. Chance of precipitation is 70%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 50%.
Thursday
Mostly cloudy, with a high near 20.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
A chance of snow. Partly sunny, with a high near 26.
Friday Night
A chance of snow. Mostly cloudy, with a low around 15.
Saturday
A chance of snow. Mostly cloudy, with a high near 27.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 14.
Sunday
A chance of snow. Partly sunny, with a high near 22.
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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:
8:50 pm EST Jan 11, 2026
Forecast Valid:
3am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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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