Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

60°F

16°C

Humidity 70%
Wind Speed SW 7 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 May 10:52 pm CDT
Extended Forecast for

3 Miles S Tamaroa IL

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind 7 to 9 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 48. North northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 48 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 85. South wind 11 to 16 mph, with gusts as high as 23 mph.

    High: 85 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 68. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 88. South southwest wind around 9 mph.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 67. South wind around 7 mph.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Southwest wind 7 to 9 mph.
Wednesday
Sunny, with a high near 74. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 48. North northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Calm wind.
Thursday Night
Partly cloudy, with a low around 55. Southeast wind 5 to 10 mph, with gusts as high as 18 mph.
Friday
A 50 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. South wind 11 to 16 mph, with gusts as high as 23 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 68. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. South southwest wind around 9 mph.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind around 7 mph.
Sunday
Mostly sunny, with a high near 88. South wind 9 to 17 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South wind 13 to 15 mph, with gusts as high as 23 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. South southwest wind 14 to 18 mph, with gusts as high as 24 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South wind 8 to 13 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. South southwest wind 8 to 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Tamaroa IL
 38.1°N 89.24°W
5:35 pm CDT May 12, 2026
11pm CDT May 12, 2026-6pm CDT May 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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