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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 87%
Wind Speed SW 9 mph
Barometer 29.92 in (1012.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 27 Jun 9:52 am CDT
Extended Forecast for

Tamaroa IL

Flood Watch June 27, 10:14am until June 28, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 27, 10:14am until June 28, 07:00am

    NOW until 7:00am Sun

    Flood Watch

  • Today

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Increasing clouds, with a low around 71. Light south wind. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 10 percent chance of showers before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 92. Heat index values as high as 109. South southwest wind 5 to 10 mph.

    High: 92 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. South wind 5 to 9 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. South wind 5 to 9 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. South wind 3 to 8 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96. South wind 3 to 5 mph.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Clear

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind around 7 mph.
Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 71. Light south wind. Chance of precipitation is 40%.
Sunday
A 10 percent chance of showers before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 92. Heat index values as high as 109. South southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 73. South wind 5 to 9 mph.
Monday
Sunny, with a high near 94. South wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 75. South wind 3 to 8 mph.
Tuesday
Sunny, with a high near 96. South wind 3 to 5 mph.
Tuesday Night
Clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 96. Calm wind.
Wednesday Night
Mostly clear, with a low around 76. Light and variable wind.
Thursday
Sunny, with a high near 94. Calm wind.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tamaroa IL
 38.14°N 89.24°W
Last Update:
5:06 am CDT Jun 27, 2026
Forecast Valid:
10am CDT Jun 27, 2026-6pm CDT Jul 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