National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

88°F

31°C

Humidity 70%
Wind Speed N 12 mph
Barometer 29.83 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 28 Jul 12:50 pm CDT
Extended Forecast for

Medora IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 90. Heat index values as high as 100. North wind around 7 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. East wind 3 to 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming northeast 5 to 7 mph in the morning.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62. Northeast wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Light south wind.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 90. Heat index values as high as 100. North wind around 7 mph.
Tonight
Partly cloudy, with a low around 65. East wind 3 to 6 mph.
Wednesday
Sunny, with a high near 85. Calm wind becoming northeast 5 to 7 mph in the morning.
Wednesday Night
Clear, with a low around 62. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 86. Light south wind.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Medora IL
 39.19°N 90.12°W (Elev. 600 ft)
Last Update:
12:21 pm CDT Jul 28, 2026
Forecast Valid:
12pm CDT Jul 28, 2026-6pm CDT Aug 3, 2026
 
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