


Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
90°F
32°C
Humidity | 35% |
Wind Speed | NE 7 mph |
Barometer | 30.04 in (1016.8 mb) |
Dewpoint | 59°F (15°C) |
Visibility | 10.00 mi |
Heat Index | 89°F (32°C) |
Last update | 16 Sep 5:52 pm CDT |
Extended Forecast for
Anna IL
Tonight
Low: 65 °F
Isolated
T-storms then
Mostly ClearWednesday
High: 91 °F
Sunny
Wednesday Night
Low: 64 °F
Mostly Clear
Thursday
High: 93 °F
Sunny
Thursday Night
Low: 66 °F
Partly Cloudy
Friday
High: 90 °F
Partly Sunny
Friday Night
Low: 66 °F
Mostly Cloudy
then Chance
ShowersSaturday
High: 87 °F
Slight Chance
Showers then
Slight Chance
T-stormsSaturday Night
Low: 66 °F
Slight Chance
Showers
Detailed Forecast
Tonight
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 65. Light east northeast wind. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 91. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. Calm wind.
Thursday
Sunny, with a high near 93. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 66. Calm wind.
Friday
Partly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Calm wind.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 66. Calm wind.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
A chance of showers. Partly cloudy, with a low around 67. Light south wind.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 5 to 7 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 65. Light south wind.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
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ABOUT THIS FORECAST
Point Forecast:
Anna IL
37.45°N 89.24°W
37.45°N 89.24°W
4:31 pm CDT Sep 16, 2025
6pm CDT Sep 16, 2025-6pm CDT Sep 23, 2025