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

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Elkville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. North northeast wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 73. Northeast wind 7 to 9 mph.

    High: 73 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 59. Northeast wind 6 to 9 mph.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 75. East wind around 8 mph. Chance of precipitation is 90%.

    High: 75 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. East southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Southwest wind 3 to 5 mph.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Light south wind. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Light south southeast wind.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Light east southeast wind.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. North northeast wind around 6 mph.
Thursday
Mostly cloudy, with a high near 73. Northeast wind 7 to 9 mph.
Thursday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 59. Northeast wind 6 to 9 mph.
Friday
Showers, with thunderstorms also possible after 1pm. High near 75. East wind around 8 mph. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. East southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Southwest wind 3 to 5 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Light south wind. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Light south southeast wind.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Light east southeast wind.
Memorial Day
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. Calm wind becoming east southeast around 6 mph in the morning.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. South southeast wind 5 to 7 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 3 to 7 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Elkville IL
 37.9°N 89.25°W
Last Update:
10:36 pm CDT May 20, 2026
Forecast Valid:
11pm CDT May 20, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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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