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

83°F

28°C

Humidity 38%
Wind Speed Vrbl 5 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 23 Jun 3:52 pm CDT
Extended Forecast for

3 Miles SW Cambria IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. Light north wind.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 3am. Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 69. Light south wind. Chance of precipitation is 90%.

    Low: 69 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 7am. High near 84. Southwest wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. South southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 72 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 3 to 7 mph.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 82. Light north wind.
Tonight
Partly cloudy, with a low around 62. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers, mainly after 3am. Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Showers and possibly a thunderstorm. Low around 69. Light south wind. Chance of precipitation is 90%.
Friday
Showers, with thunderstorms also possible after 7am. High near 84. Southwest wind 5 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. South southwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 3 to 7 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 94. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 75. South wind 5 to 9 mph.
Monday
Sunny, with a high near 96. South southwest wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cambria IL
 37.76°N 89.14°W
Last Update:
1:16 pm CDT Jun 23, 2026
Forecast Valid:
4pm CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
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