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

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 30.09 in (1018.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 9 Oct 2:52 am CDT
Extended Forecast for

4 Miles SE Tamaroa IL

  • Overnight

    Overnight: Clear, with a low around 51. Calm wind.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. East southeast wind 3 to 5 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of showers after 4pm. Cloudy, with a high near 77. Light east wind becoming northeast 8 to 13 mph in the morning.

    High: 77 °F

    Cloudy then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 57. East northeast wind 6 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 80. Northwest wind 6 to 9 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 90. Light southwest wind increasing to 9 to 14 mph in the afternoon.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. South wind 7 to 9 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 89. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Friday Night
Increasing clouds, with a low around 58. East southeast wind 3 to 5 mph.
Saturday
A 30 percent chance of showers after 4pm. Cloudy, with a high near 77. Light east wind becoming northeast 8 to 13 mph in the morning.
Saturday Night
Showers likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 57. East northeast wind 6 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 80. Northwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 56. Calm wind.
Columbus Day
Sunny, with a high near 90. Light southwest wind increasing to 9 to 14 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. South wind 7 to 9 mph.
Tuesday
Sunny, with a high near 89. West southwest wind 6 to 13 mph.
Tuesday Night
Mostly clear, with a low around 61. South southwest wind 5 to 8 mph becoming east after midnight.
Wednesday
A chance of showers. Mostly sunny, with a high near 84. East wind 6 to 11 mph becoming south in the afternoon.
Wednesday Night
Partly cloudy, with a low around 61. South southeast wind 6 to 8 mph.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. South southwest wind 8 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Tamaroa IL
 38.08°N 89.18°W
Last Update:
1:26 am CDT Oct 9, 2026
Forecast Valid:
3am CDT Oct 9, 2026-6pm CDT Oct 15, 2026
 
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Additional Resources

Radar & Satellite Image

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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