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

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

60°F

16°C

Humidity 36%
Wind Speed Calm
Barometer 30.32 in (1026.7 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 20 Apr 12:52 pm CDT
Extended Forecast for

Elkville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 50. Southeast wind 3 to 7 mph.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Southwest wind 7 to 16 mph, with gusts as high as 23 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Southwest wind 6 to 10 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. South wind around 7 mph.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. South wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76. South wind around 14 mph, with gusts as high as 21 mph.

    High: 76 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 68. Light and variable wind.
Tonight
Clear, with a low around 50. Southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 77. Southwest wind 7 to 16 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 54. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 78. Southwest wind 6 to 10 mph.
Wednesday Night
Clear, with a low around 56. South wind around 7 mph.
Thursday
Mostly sunny, with a high near 80. South wind 7 to 17 mph, with gusts as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. South wind 11 to 13 mph, with gusts as high as 22 mph.
Friday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76. South wind around 14 mph, with gusts as high as 21 mph.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Southwest wind 7 to 9 mph becoming north northwest after midnight.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74. North wind 7 to 10 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 52. North northeast wind around 7 mph.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74. North northeast wind 7 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Elkville IL
 37.9°N 89.25°W
Last Update:
11:31 am CDT Apr 20, 2026
Forecast Valid:
12pm CDT Apr 20, 2026-6pm CDT Apr 26, 2026
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation