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.

Freezing Fog

30°F

-1°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.24 in
Dewpoint 28°F (-2°C)
Visibility 0.25 mi
Last update 4 Mar 4:16 am EST
Extended Forecast for

3 Miles SE Avoca MI

Dense Fog Advisory until March 4, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 4, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 24 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 47. Calm wind becoming southeast around 5 mph.

    High: 47 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 43. East northeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: A chance of rain before 1am. Cloudy, with a low around 36. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A chance of rain after 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.

    High: 57 °F

    Cloudy then
    Chance Rain

  • Friday Night

    Friday Night: Rain likely and possibly a thunderstorm before 10pm, then rain likely between 10pm and 4am, then rain likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Saturday

    Saturday: Rain and possibly a thunderstorm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 24. Calm wind.
Wednesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 47. Calm wind becoming southeast around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 32. Calm wind.
Thursday
Rain, mainly after 1pm. High near 43. East northeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain before 1am. Cloudy, with a low around 36. East northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A chance of rain after 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 30%.
Friday Night
Rain likely and possibly a thunderstorm before 10pm, then rain likely between 10pm and 4am, then rain likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Saturday
Rain and possibly a thunderstorm. Mostly cloudy, with a high near 63.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 48.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Avoca MI
 43.02°N 82.63°W (Elev. 686 ft)
Last Update:
3:24 am EST Mar 4, 2026
Forecast Valid:
4am EST Mar 4, 2026-6pm EDT Mar 10, 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