Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

67°F

19°C

Humidity 31%
Wind Speed W 3 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 9.00 mi
Last update 12 Nov 2:52 pm CST
Extended Forecast for

5 Miles NNE Jacob IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 65. West northwest wind around 5 mph becoming calm.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. South wind around 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. South southwest wind 6 to 8 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. South southwest wind 6 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. South southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. North northwest wind 5 to 8 mph.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 65. West northwest wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 38. Calm wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49. South wind around 6 mph.
Friday
Mostly sunny, with a high near 73. South southwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 58. South southwest wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 74. South southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 48. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 62. North northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 40. Light and variable wind.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 59. East southeast wind 3 to 8 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. East southeast wind around 8 mph.
Tuesday
A slight chance of showers. Partly sunny, with a high near 60. South southeast wind 7 to 9 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Jacob IL
 37.82°N 89.51°W
1:36 pm CST Nov 12, 2025
3pm CST Nov 12, 2025-6pm CST Nov 18, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database