Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
24°F
-4°C
| Humidity | 84% |
| Wind Speed | Calm |
| Barometer | 30.47 in (1032.1 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Last update | 11 Jan 11:52 pm CST |
Extended Forecast for
5 Miles NNE Jacob IL
Overnight
Low: 25 °F
Clear
Monday
High: 50 °F
Sunny
Monday Night
Low: 35 °F
Mostly Clear
Tuesday
High: 58 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Cloudy
then Slight
Chance
ShowersWednesday
High: 45 °F
Slight Chance
Showers then
Mostly Cloudy
and BreezyWednesday Night
Low: 19 °F
Mostly Cloudy
and Blustery
then Partly
CloudyThursday
High: 33 °F
Sunny
Thursday Night
Low: 26 °F
Mostly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 25. South southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 50. South southwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 35. South southwest wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 58. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 41. Southwest wind 7 to 10 mph becoming west northwest after midnight.
Wednesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 45. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 19. Blustery, with a north northwest wind 14 to 21 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 33. North northwest wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 26. South southwest wind 5 to 9 mph.
Friday
Partly sunny, with a high near 43. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 25. West wind 7 to 9 mph.
Saturday
Partly sunny, with a high near 33. West northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 18. West northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 32. West wind 8 to 10 mph, with gusts as high as 18 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles NNE Jacob IL
37.82°N 89.51°W
37.82°N 89.51°W
11:07 pm CST Jan 11, 2026
12am CST Jan 12, 2026-6pm CST Jan 18, 2026
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