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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Jackson County Airport - Reynolds Field (KJXN)

Lat: 42.26°NLon: 84.46°WElev: 988ft.

Mostly Cloudy

63°F

17°C

Humidity 81%
Wind Speed SW 14 G 23 mph
Barometer 29.40 in (995.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Jun 5:56 am EDT
Extended Forecast for

4 Miles N Grass Lake MI

  • Today

    Today: A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 71. West wind around 16 mph, with gusts as high as 30 mph.

    High: 71 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. West northwest wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am. Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 22 mph.

    Low: 53 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Sunny, with a high near 77. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Mostly clear, with a low around 54.

    Low: 54 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers after 2pm. Partly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 2pm. Mostly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 71. West wind around 16 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 53. West wind 5 to 10 mph, with gusts as high as 23 mph.
Juneteenth
Sunny, with a high near 75. West northwest wind 7 to 14 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of showers after 2am. Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 22 mph.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Sunny, with a high near 77. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers before 8pm. Mostly clear, with a low around 54.
Sunday
A 50 percent chance of showers after 2pm. Partly sunny, with a high near 75.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 53.
Monday
A chance of showers before 2pm. Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Grass Lake MI
 42.3°N 84.2°W (Elev. 997 ft)
Last Update:
6:03 am EDT Jun 18, 2026
Forecast Valid:
6am EDT Jun 18, 2026-6pm EDT Jun 24, 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