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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Overcast

69°F

21°C

Humidity 96%
Wind Speed Calm
Barometer 30.10 in (1018.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 4 Aug 11:52 pm CDT
Extended Forecast for

Dowell IL

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, partly cloudy, with a steady temperature around 67. Calm wind.

    Low: 67 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Light east southeast wind.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, sunny, with a high near 89. Light northeast wind.

    High: 89 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. Light southeast wind.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. East southeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming south southeast 5 to 7 mph in the morning.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Southeast wind 3 to 6 mph.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, partly cloudy, with a steady temperature around 67. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Light east southeast wind.
Wednesday
Areas of fog before 8am. Otherwise, sunny, with a high near 89. Light northeast wind.
Wednesday Night
Mostly clear, with a low around 69. Light southeast wind.
Thursday
Sunny, with a high near 91. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 70. East southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming south southeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 71. Southeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 92. South wind 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 72. South southeast wind around 6 mph.
Sunday
Sunny, with a high near 92. South wind 5 to 7 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 3 to 6 mph.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dowell IL
 37.95°N 89.25°W
Last Update:
10:01 pm CDT Aug 4, 2025
Forecast Valid:
12am CDT Aug 5, 2025-6pm CDT Aug 11, 2025
 
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