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

73°F

23°C

Humidity 90%
Wind Speed SW 7 mph
Barometer 29.95 in (1013.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Jun 8:52 am CDT
Extended Forecast for

Gorham IL

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 81. Light and variable wind becoming north northwest 5 to 8 mph in the morning. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. North northwest wind 3 to 7 mph.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 84. North wind 3 to 5 mph.

    High: 84 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. East northeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 6 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. South southwest wind 6 to 8 mph.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 8 to 10 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 89 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 81. Light and variable wind becoming north northwest 5 to 8 mph in the morning. Chance of precipitation is 50%.
Tonight
Mostly cloudy, with a low around 67. North northwest wind 3 to 7 mph.
Sunday
Partly sunny, with a high near 84. North wind 3 to 5 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. East northeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind around 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. South southwest wind 6 to 8 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 8 to 10 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind 9 to 13 mph.
Juneteenth
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. West northwest wind around 8 mph.
Thursday Night
Mostly clear, with a low around 70. Northwest wind around 5 mph becoming light and variable in the evening.
Friday
A slight chance of showers. Mostly sunny, with a high near 89. South southwest wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gorham IL
 37.71°N 89.48°W
Last Update:
8:32 am CDT Jun 14, 2025
Forecast Valid:
9am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
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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