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

81°F

27°C

Humidity 79%
Wind Speed S 12 mph
Barometer 29.99 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Oct 12:52 pm CDT
Extended Forecast for

Gorham IL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a steady temperature around 84. Southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 48. West southwest wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 58. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 29 mph.

    High: 58 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. North northwest wind 13 to 17 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. North wind 6 to 9 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am. Otherwise, clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming south southeast around 5 mph.

    High: 66 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71. Calm wind becoming south around 5 mph.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a steady temperature around 84. Southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 3am, then a chance of showers. Mostly cloudy, with a low around 48. West southwest wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 58. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 39. North northwest wind 13 to 17 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 59. North wind 6 to 9 mph.
Saturday Night
Areas of frost after 5am. Otherwise, clear, with a low around 35. Calm wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming south southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 71. Calm wind becoming south around 5 mph.
Monday Night
Partly cloudy, with a low around 42. Calm wind.
Tuesday
Mostly sunny, with a high near 75. Calm wind.
Tuesday Night
Mostly clear, with a low around 45. Calm wind.
Wednesday
Sunny, with a high near 77. Light and variable wind.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gorham IL
 37.71°N 89.48°W
Last Update:
1:26 pm CDT Oct 15, 2026
Forecast Valid:
1pm CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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