Heavy Rainfall And Severe Weather Potential From The Great Lakes and Ohio Valley to South Central Plains; Western Fire Weather Threats Remain Elevated

A low pressure system and front moving through the Mississippi Valley may yield heavy to excessive rainfall and the threat for some severe thunderstorms from parts of the Great Lakes and Ohio Valley to South Central Plains. Fire weather threats will remain elevated across the Northwest into the northern Rockies, as a system from the Pacific moves into and through the area over the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91°NLon: 82.53°WElev: 636ft.

Overcast

73°F

23°C

Humidity 89%
Wind Speed S 6 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 16 Aug 7:55 pm EDT
Extended Forecast for

3 Miles W Marysville MI

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 1am, then a chance of showers between 1am and 3am.  Low around 69. South wind 5 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers

    Low: 69 °F

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 3pm.  Cloudy, with a high near 80. Light and variable wind becoming north 5 to 10 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 80 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 11pm.  Mostly cloudy, with a low around 65. North wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Partly Cloudy

    Low: 65 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 79. North northeast wind 5 to 8 mph.

    Mostly Sunny

    High: 79 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 62. North northeast wind 3 to 8 mph.

    Mostly Clear

    Low: 62 °F

  • Sunday

    Sunday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 62.

    Mostly Clear

    Low: 62 °F

  • Monday

    Monday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Showers likely, mainly after 3am.  Mostly cloudy, with a low around 66.

    Showers
    Likely

    Low: 66 °F

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 1am, then a chance of showers between 1am and 3am. Low around 69. South wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm, mainly after 3pm. Cloudy, with a high near 80. Light and variable wind becoming north 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 11pm. Mostly cloudy, with a low around 65. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 79. North northeast wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 62. North northeast wind 3 to 8 mph.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 62.
Monday
Mostly sunny, with a high near 82.
Monday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 66.
Tuesday
Showers likely, mainly before 3pm. Mostly cloudy, with a high near 76.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
3 Miles W Marysville MI
 42.91°N 82.53°W (Elev. 646 ft)
4:15 pm EDT Aug 16, 2018
8pm EDT Aug 16, 2018-6pm EDT Aug 23, 2018
 
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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