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

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

72°F

22°C

Humidity 78%
Wind Speed N 7 mph
Barometer 29.79 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 7:15 pm EDT
Extended Forecast for

3 Miles NNE Avoca MI

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 7 to 15 mph, with gusts as high as 26 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 77. North wind 8 to 10 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. South southeast wind around 6 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 80.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. North wind 7 to 15 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 77. North wind 8 to 10 mph.
Monday Night
Mostly clear, with a low around 53. Light and variable wind.
Tuesday
Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. South southeast wind around 6 mph.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 80.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Avoca MI
 43.11°N 82.65°W (Elev. 758 ft)
Last Update:
4:24 pm EDT Aug 2, 2026
Forecast Valid:
7pm EDT Aug 2, 2026-6pm EDT Aug 9, 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