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.

Partly Cloudy

80°F

27°C

Humidity 67%
Wind Speed E 5 mph
Barometer 30.03 in (1016.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Jun 11:52 am CDT
Extended Forecast for

Ava IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 81. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Slight Chance
    T-storms then
    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

This Afternoon
Partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 81. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A 10 percent chance of showers and thunderstorms before 7pm. 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.
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ABOUT THIS FORECAST

 
Point Forecast:
Ava IL
 37.89°N 89.5°W
Last Update:
11:16 am CDT Jun 15, 2025
Forecast Valid:
12pm CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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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