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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

66°F

19°C

Humidity 29%
Wind Speed NW 9 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 13 Mar 4:52 pm CDT
Extended Forecast for

3 Miles NE Jacob IL

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. South wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 70%.

    High: 71 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Some thunder is also possible. Low around 25. Breezy, with a south southwest wind 20 to 24 mph becoming west northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%.

    Low: 25 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: A 20 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 31 mph.

    High: 33 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39. West northwest wind around 6 mph.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers after 1am. Mostly cloudy, with a low around 29. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 67. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Increasing clouds, with a low around 55. South wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 18 to 23 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 70%.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Some thunder is also possible. Low around 25. Breezy, with a south southwest wind 20 to 24 mph becoming west northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%.
Monday
A 20 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 20 to 22 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 14. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 39. West northwest wind around 6 mph.
Tuesday Night
A slight chance of rain and snow showers after 1am. Mostly cloudy, with a low around 29. South southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 60. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 41. South wind 5 to 8 mph.
Thursday
Sunny, with a high near 69. West wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 46. South southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 70. West southwest wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Jacob IL
 37.78°N 89.51°W
Last Update:
1:26 pm CDT Mar 13, 2026
Forecast Valid:
5pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation