Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Rain

59°F

15°C

Humidity 88%
Wind Speed SE 5 mph
Barometer 29.93 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Jun 3:15 am EDT
Extended Forecast for

3 Miles SE Fort Gratiot MI

  • Overnight

    Overnight: Showers.  Steady temperature around 60. South wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before noon.  Cloudy through mid morning, then gradual clearing, with a high near 68. East wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. North wind 7 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. North wind 7 to 9 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, then showers and possibly a thunderstorm after 2am.  Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 75.

    High: 75 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm.  Partly cloudy, with a low around 57.

    Low: 57 °F

    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Showers. Steady temperature around 60. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before noon. Cloudy through mid morning, then gradual clearing, with a high near 68. East wind 7 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly clear, with a low around 53. North wind 7 to 10 mph.
Tuesday
Sunny, with a high near 69. North wind 7 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 53. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 58. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. Partly sunny, with a high near 75.
Thursday Night
Showers and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Fort Gratiot MI
 43.03°N 82.45°W (Elev. 597 ft)
2:24 am EDT Jun 22, 2026
3am EDT Jun 22, 2026-6pm EDT Jun 28, 2026
 
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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