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.

Mostly Cloudy

72°F

22°C

Humidity 94%
Wind Speed S 9 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 11:49 am CDT
Extended Forecast for

3 Miles NE Gorham IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. South wind 3 to 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 84 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. South wind 3 to 5 mph.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and 1am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 66. Calm wind.
Friday
Sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
Sunny, with a high near 86. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 66. Calm wind.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 64. Light and variable wind.
Monday
A slight chance of showers. Mostly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 66. Light east wind.
Tuesday
Sunny, with a high near 88. East southeast wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Gorham IL
 37.75°N 89.45°W
Last Update:
11:41 am CDT Aug 19, 2026
Forecast Valid:
12pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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