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

65°F

18°C

Humidity 49%
Wind Speed S 20 G 32 mph
Barometer 30.28 in (1025.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 9 Apr 8:52 am CDT
Extended Forecast for

6 Miles NNE Gorham IL

  • Today

    Today: Sunny, with a high near 77. South southwest wind around 11 mph, with gusts as high as 25 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. South wind around 8 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 77. South southwest wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. East northeast wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. East northeast wind around 5 mph becoming south southeast in the afternoon.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Southeast wind around 6 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. South southwest wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. South wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South southwest wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 77. South southwest wind around 11 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 56. South wind around 8 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Increasing clouds, with a high near 77. South southwest wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 56. East northeast wind 3 to 6 mph. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. East northeast wind around 5 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. Southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 80. South southwest wind 7 to 15 mph, with gusts as high as 26 mph.
Sunday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64. South wind 13 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. South southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Monday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South southwest wind around 14 mph, with gusts as high as 23 mph.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Gorham IL
 37.8°N 89.45°W
Last Update:
4:41 am CDT Apr 9, 2026
Forecast Valid:
9am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation