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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

43°F

6°C

Humidity 51%
Wind Speed Calm
Barometer 30.35 in (1028.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 12 Mar 10:52 am CDT
Extended Forecast for

3 Miles NE Jacob IL

  • Today

    Today: Sunny, with a high near 54. West northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. South southwest wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 22 mph.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Northwest wind around 6 mph becoming east northeast after midnight.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. East northeast wind 7 to 10 mph becoming south southeast in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 54. South southeast wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 14 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.

    High: 70 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain and snow showers likely, mainly before 1am. Some thunder is also possible. Mostly cloudy, with a low around 26. Breezy, with a west northwest wind 21 to 23 mph, with gusts as high as 34 mph.

    Low: 26 °F

    Rain/Snow
    Likely and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 37. Breezy, with a west northwest wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 37 °F

    Mostly Cloudy
    and Breezy
    then Sunny

Detailed Forecast

Today
Sunny, with a high near 54. West northwest wind 5 to 7 mph becoming southwest in the afternoon.
Tonight
Mostly clear, with a low around 42. South southwest wind 9 to 17 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 38. Northwest wind around 6 mph becoming east northeast after midnight.
Saturday
Mostly sunny, with a high near 66. East northeast wind 7 to 10 mph becoming south southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 54. South southeast wind 8 to 10 mph, with gusts as high as 21 mph.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 14 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.
Sunday Night
Rain and snow showers likely, mainly before 1am. Some thunder is also possible. Mostly cloudy, with a low around 26. Breezy, with a west northwest wind 21 to 23 mph, with gusts as high as 34 mph.
Monday
Mostly sunny, with a high near 37. Breezy, with a west northwest wind 17 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 17. Northwest wind 5 to 13 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 42. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 32. South wind around 6 mph.
Wednesday
Partly sunny, with a high near 58. South wind 6 to 10 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:
9:56 am CDT Mar 12, 2026
Forecast Valid:
11am CDT Mar 12, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation