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.

Fair

72°F

22°C

Humidity 73%
Wind Speed Vrbl 3 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Jun 8:52 am CDT
Extended Forecast for

3 Miles SW Cambria IL

  • Juneteenth

    Juneteenth: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 68. Light south southeast wind.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 10am. High near 85. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 70. West southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 70 °F

    T-storms then
    Showers

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. West southwest wind around 9 mph becoming northwest in the afternoon.

    High: 80 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. North wind 5 to 8 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light north wind.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 84. Calm wind.
Tonight
Partly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 68. Light south southeast wind.
Sunday
Showers likely, then showers and possibly a thunderstorm after 10am. High near 85. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Low around 70. West southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. West southwest wind around 9 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 63. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. Light north wind.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Sunny, with a high near 83. Light west northwest wind.
Wednesday Night
Mostly clear, with a low around 64. Calm wind.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cambria IL
 37.74°N 89.14°W
Last Update:
9:11 am CDT Jun 19, 2026
Forecast Valid:
9am CDT Jun 19, 2026-6pm CDT Jun 25, 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