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.

Fair

85°F

29°C

Humidity 20%
Wind Speed Calm
Barometer 30.06 in (1017.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 8 Oct 2:52 pm CDT
Extended Forecast for

4 Miles ENE Anna IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. Light east wind.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Light east wind.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 86. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 60. East southeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. Light southeast wind becoming east 6 to 11 mph in the morning. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 59. East northeast wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 74. Northeast wind around 7 mph becoming northwest in the afternoon.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 85. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 84. Light east wind.
Tonight
Clear, with a low around 53. Light east wind.
Friday
Sunny, with a high near 86. Calm wind becoming south southeast 5 to 8 mph in the morning.
Friday Night
Increasing clouds, with a low around 60. East southeast wind around 5 mph becoming calm in the evening.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. Light southeast wind becoming east 6 to 11 mph in the morning. Chance of precipitation is 60%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 59. East northeast wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Sunday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 74. Northeast wind around 7 mph becoming northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Calm wind.
Columbus Day
Sunny, with a high near 85. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Monday Night
Clear, with a low around 63. South wind around 6 mph.
Tuesday
Sunny, with a high near 85. West southwest wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 60. West wind around 6 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 79. East wind 5 to 7 mph becoming south in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Anna IL
 37.48°N 89.19°W
Last Update:
1:26 pm CDT Oct 8, 2026
Forecast Valid:
3pm CDT Oct 8, 2026-6pm CDT Oct 14, 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