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.

Fog/Mist

70°F

21°C

Humidity 97%
Wind Speed NW 5 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 69°F (21°C)
Visibility 4.00 mi
Last update 15 Jun 6:52 am CDT
Extended Forecast for

Ava IL

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 5 to 8 mph.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 7 to 10 mph.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69. West southwest wind 6 to 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. West northwest wind around 6 mph.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.
Tonight
Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 5 to 8 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 7 to 10 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. South southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69. West southwest wind 6 to 10 mph.
Juneteenth
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. West northwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 68. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 73. South wind around 7 mph.
Saturday
Sunny, with a high near 92. South wind 7 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ava IL
 37.89°N 89.5°W
Last Update:
5:31 am CDT Jun 15, 2025
Forecast Valid:
7am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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