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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

66°F

19°C

Humidity 87%
Wind Speed W 8 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Apr 11:52 am CDT
Extended Forecast for

3 Miles NE Jacob IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 4pm. Cloudy, with a temperature falling to around 56 by 4pm. West northwest wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 67 °F⇓

    Showers
    Likely

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind 6 to 9 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 60. Northwest wind 6 to 10 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. Calm wind becoming north northwest 5 to 9 mph in the morning.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. North wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. East northeast wind around 8 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. East wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. South wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers between 2pm and 4pm. Cloudy, with a temperature falling to around 56 by 4pm. West northwest wind 8 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 60. Northwest wind 6 to 10 mph.
Sunday Night
Clear, with a low around 38. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming north northwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 38. North wind around 6 mph.
Tuesday
Partly sunny, with a high near 56. East northeast wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 38. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 72. South wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 53. South wind around 8 mph.
Thursday
Sunny, with a high near 76. South wind 8 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 54. South wind around 8 mph.
Friday
Mostly sunny, with a high near 78. South wind 7 to 13 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Jacob IL
 37.78°N 89.51°W
Last Update:
11:12 am CDT Apr 4, 2026
Forecast Valid:
12pm CDT Apr 4, 2026-6pm CDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation