Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

68°F

20°C

Humidity 81%
Wind Speed SW 20 G 28 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 9 Mar 3:52 pm CDT
Extended Forecast for

2 Miles S Jacob IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 73. South southwest wind around 14 mph, with gusts as high as 26 mph.

    High: 73 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. South wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79. South southwest wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 64. South southwest wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%.

    Low: 64 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 71. South southwest wind 15 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 100%.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. North northwest wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55. North wind around 6 mph becoming west southwest in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South wind 6 to 14 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 73. South southwest wind around 14 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 61. South wind 8 to 14 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 79. South southwest wind 8 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. South southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 71. South southwest wind 15 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%.
Wednesday Night
Mostly cloudy, with a low around 33. North northwest wind 9 to 18 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 55. North wind around 6 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. South wind 6 to 14 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a high near 67. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 42. West wind around 6 mph becoming east after midnight.
Saturday
Sunny, with a high near 71. East southeast wind 6 to 14 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52. South wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday
A chance of showers. Partly sunny, with a high near 67. Breezy, with a south southwest wind 14 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Jacob IL
 37.73°N 89.54°W
3:01 pm CDT Mar 9, 2026
4pm CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database