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Heavy Rains Expected to Impact Parts of the Eastern U.S.

A strong cold front will produce heavy rain will create mainly localized areas of flash flooding to the Great Lakes and Ohio Valley. There is another flash flood threat in the parts of the Southeast and Southern Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Mostly Cloudy

72°F

22°C

Humidity 78%
Wind Speed S 9 mph
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Sep 3:55 am EDT
Extended Forecast for

2 Miles W Port Huron MI

Flood Watch September 21, 04:00pm until September 23, 08:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers and thunderstorms. Cloudy, with a low around 68. South wind 11 to 13 mph. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 68 °F

  • Tuesday

    Tuesday: Showers, mainly after 2pm. High near 75. Breezy, with a south southwest wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Breezy.
    Chance
    Showers then
    Showers

    High: 75 °F

  • Tuesday
    Night

    Tuesday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 56. South southwest wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Heavy Rain

    Low: 56 °F

  • Wednesday

    Wednesday: Showers. High near 59. Breezy, with a north wind 14 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Showers and
    Breezy

    High: 59 °F

  • Wednesday
    Night

    Wednesday Night: Showers. Low around 51. Breezy, with a north wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Showers and
    Breezy

    Low: 51 °F

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.

    Chance
    Showers

    High: 60 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Mostly Cloudy

    Low: 48 °F

  • Friday

    Friday: Sunny, with a high near 68.

    Sunny

    High: 68 °F

  • Friday
    Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 53.

    Partly Cloudy
    then Chance
    Showers

    Low: 53 °F

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Cloudy, with a low around 68. South wind 11 to 13 mph. Chance of precipitation is 30%.
Tuesday
Showers, mainly after 2pm. High near 75. Breezy, with a south southwest wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 56. South southwest wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Showers. High near 59. Breezy, with a north wind 14 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Showers. Low around 51. Breezy, with a north wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Thursday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Sunny, with a high near 68.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 53.
Saturday
A chance of showers. Partly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 69.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles W Port Huron MI
 42.97°N 82.46°W (Elev. 610 ft)
Last Update:
3:14 am EDT Sep 21, 2021
Forecast Valid:
4am EDT Sep 21, 2021-6pm EDT Sep 27, 2021
 
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