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.

Overcast

79°F

26°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 14 Oct 1:52 pm CDT
Extended Forecast for

Gorham IL

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. North northwest wind around 5 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 87. Light and variable wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Increasing clouds, with a low around 50. South southwest wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 58. Breezy, with a northwest wind 18 to 20 mph, with gusts as high as 28 mph.

    High: 58 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. North wind 11 to 16 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61. North wind 6 to 9 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 37. Calm wind.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. North northwest wind around 5 mph. Chance of precipitation is 60%.
Tonight
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 87. Light and variable wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Increasing clouds, with a low around 50. South southwest wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 58. Breezy, with a northwest wind 18 to 20 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 41. North wind 11 to 16 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 61. North wind 6 to 9 mph.
Saturday Night
Clear, with a low around 37. Calm wind.
Sunday
Sunny, with a high near 67. Calm wind becoming south southeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 41. Calm wind.
Monday
Mostly sunny, with a high near 72. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 45. Calm wind.
Tuesday
Mostly sunny, with a high near 75. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Gorham IL
 37.71°N 89.48°W
Last Update:
1:26 pm CDT Oct 14, 2026
Forecast Valid:
2pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation