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

Jackson County Airport - Reynolds Field (KJXN)

Lat: 42.26°NLon: 84.46°WElev: 988ft.

Fair

69°F

21°C

Humidity 66%
Wind Speed Vrbl 3 mph
Barometer 30.09 in (1018.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Jun 8:56 am EDT
Extended Forecast for

Grass Lake MI

  • Today

    Today: Partly sunny, with a high near 82. Southeast wind around 6 mph.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southeast wind 6 to 8 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Partly sunny, with a high near 86. Southwest wind 6 to 11 mph.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 66. West southwest wind 3 to 8 mph.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 82. South southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 82. Southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 62. Southeast wind 6 to 8 mph.
Tuesday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 86. Southwest wind 6 to 11 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 66. West southwest wind 3 to 8 mph.
Wednesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 82. South southwest wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am. Low around 62. Chance of precipitation is 80%.
Juneteenth
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 56.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny and hot, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Lake MI
 42.25°N 84.2°W (Elev. 997 ft)
Last Update:
9:03 am EDT Jun 16, 2025
Forecast Valid:
9am EDT Jun 16, 2025-6pm EDT Jun 22, 2025
 
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