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

58°F

14°C

Humidity 42%
Wind Speed W 5 mph
Barometer 30.16 in (1021.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 12 Nov 10:52 am CST
Extended Forecast for

Tamaroa IL

  • Today

    Today: Sunny, with a high near 65. West northwest wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. South wind 5 to 7 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. South southwest wind 7 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. South southwest wind 8 to 11 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. South southwest wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. Southwest wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. North northwest wind 6 to 11 mph.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 65. West northwest wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 38. Calm wind.
Thursday
Mostly sunny, with a high near 63. Calm wind becoming south southeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 47. South wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 73. South southwest wind 7 to 10 mph.
Friday Night
Partly cloudy, with a low around 56. South southwest wind 8 to 11 mph.
Saturday
Mostly sunny, with a high near 76. South southwest wind 11 to 18 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 48. Southwest wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 64. North northwest wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 40. North northwest wind around 5 mph becoming light and variable.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 60. East southeast wind 6 to 11 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44. East southeast wind 7 to 10 mph.
Tuesday
A chance of showers. Partly sunny, with a high near 62. Southeast wind 7 to 10 mph becoming north northwest in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tamaroa IL
 38.14°N 89.24°W
Last Update:
10:56 am CST Nov 12, 2025
Forecast Valid:
11am CST Nov 12, 2025-6pm CST Nov 18, 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