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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

12°F

-11°C

Humidity 61%
Wind Speed S 10 mph
Barometer 30.32 in (1027.5 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 27 Jan 1:52 am CST
Extended Forecast for

3 Miles NE Jacob IL

Extreme Cold Warning January 27, 02:53am until January 27, 10:00am
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning January 27, 02:53am until January 27, 10:00am

    NOW until 10:00am Tue

    Extreme Cold Warning

  • Overnight

    Low: 11 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. Wind chill values as low as -1. Southwest wind 6 to 8 mph becoming north northwest in the afternoon.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1. North northwest wind around 5 mph becoming calm in the evening.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 30. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. Light and variable wind.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 24. Calm wind becoming north around 6 mph in the afternoon.

    High: 24 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 4. North wind around 6 mph.

    Low: 4 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 15. North wind 6 to 11 mph.

    High: 15 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 11. Wind chill values as low as -4. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 32. Wind chill values as low as -1. Southwest wind 6 to 8 mph becoming north northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 1. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 30. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 10. Light and variable wind.
Thursday
Mostly cloudy, with a high near 24. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 4. North wind around 6 mph.
Friday
Mostly sunny, with a high near 15. North wind 6 to 11 mph.
Friday Night
Partly cloudy, with a low around -1. North northwest wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 17. North northwest wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 0. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 25. Calm wind becoming west southwest around 6 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 10. South southwest wind around 5 mph.
Monday
Partly sunny, with a high near 33. West southwest wind 5 to 7 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:
12:36 am CST Jan 27, 2026
Forecast Valid:
2am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation