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

30°F

-1°C

Humidity 51%
Wind Speed NW 14 G 29 mph
Barometer 30.38 in (1029.2 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Jan 5:52 am CST
Extended Forecast for

Gorham IL

  • Today

    Today: Sunny, with a high near 39. Northwest wind 6 to 15 mph, with gusts as high as 30 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. Calm wind becoming south southwest 5 to 7 mph after midnight.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51. Southwest wind 8 to 10 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. South southwest wind 8 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Southwest wind 8 to 11 mph becoming west northwest after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Partly sunny, with a high near 45. North northwest wind 9 to 16 mph, with gusts as high as 24 mph.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19. North northwest wind 9 to 16 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. North northwest wind 6 to 9 mph becoming south southwest in the afternoon.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 39. Northwest wind 6 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 25. Calm wind becoming south southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 51. Southwest wind 8 to 10 mph.
Monday Night
Mostly clear, with a low around 33. South southwest wind 8 to 10 mph.
Tuesday
Mostly sunny, with a high near 59. Southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Southwest wind 8 to 11 mph becoming west northwest after midnight.
Wednesday
A 20 percent chance of showers after noon. Partly sunny, with a high near 45. North northwest wind 9 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 19. North northwest wind 9 to 16 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 37. North northwest wind 6 to 9 mph becoming south southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 26. South southwest wind 7 to 10 mph.
Friday
Partly sunny, with a high near 44. West wind 10 to 14 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 23. West wind 8 to 10 mph.
Saturday
Partly sunny, with a high near 35. West wind 9 to 11 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gorham IL
 37.71°N 89.48°W
Last Update:
5:26 am CST Jan 11, 2026
Forecast Valid:
6am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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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