Current conditions at

Hillsdale Municipal Airport (KJYM)

Lat: 41.92°NLon: 84.59°WElev: 1171ft.

Mostly Cloudy

86°F

30°C

Humidity 62%
Wind Speed W 8 mph
Barometer 30.03 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 2 Sep 11:35 am EDT
Extended Forecast for

Jonesville MI

Heat Advisory September 2, 11:40am until September 2, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 11:40am until September 2, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 92 °F

    Hot

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 5 to 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 2pm.  Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers before 8pm.  Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Today
Mostly sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 5 to 10 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 81.
Saturday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 58.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 80.
Monday Night
A 10 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Jonesville MI
 42°N 84.67°W (Elev. 1099 ft)
10:31 am EDT Sep 2, 2026
11am EDT Sep 2, 2026-6pm EDT Sep 8, 2026
 
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Additional Resources

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