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.

Partly Cloudy

78°F

26°C

Humidity 71%
Wind Speed Vrbl 7 mph
Barometer 30.03 in (1016.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 7 Oct 11:52 am CDT
Extended Forecast for

4 Miles NNE Gorham IL

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a steady temperature around 75. Light and variable wind becoming north northwest 5 to 8 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind 5 to 7 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 73. Northeast wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45. Northeast wind around 6 mph.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 70. East northeast wind 6 to 8 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. East northeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a steady temperature around 75. Light and variable wind becoming north northwest 5 to 8 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind 5 to 7 mph.
Wednesday
Sunny, with a high near 73. Northeast wind 8 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 45. Northeast wind around 6 mph.
Thursday
Sunny, with a high near 70. East northeast wind 6 to 8 mph.
Thursday Night
Clear, with a low around 41. East northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 76. Light and variable wind.
Friday Night
Mostly clear, with a low around 52. Calm wind.
Saturday
Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 55. South southeast wind 3 to 6 mph.
Columbus Day
Sunny, with a high near 82. South wind 3 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Gorham IL
 37.77°N 89.45°W
Last Update:
12:17 pm CDT Oct 7, 2025
Forecast Valid:
12pm CDT Oct 7, 2025-6pm CDT Oct 13, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation