Severe Storms Expected Across Upper Midwest; Heat Advisories in the Plains

Strong to severe thunderstorms with damaging winds, large hail, heavy rain, and a few tornadoes are expected across the Upper Mississippi Valley, which includes the Twin Cities metro area. Meanwhile, heat advisories are in effect across the central and southern Plains, including the Kansas City metro area. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

29°C

84°F

Humidity 74%
Wind Speed SW 7 km/h
Barometer 30.09 in
Dewpoint 24°C (75°F)
Visibility 24 km
Heat Index33°C (92°F)
Last update 9 Aug 1:46 pm CDT
Extended Forecast for

Marion IL

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 29. South wind around 14 km/h.

    Slight Chance
    T-storms

    High: 29 °C

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 10pm.  Partly cloudy, with a low around 23. South wind 5 to 8 km/h.

    Slight Chance
    T-storms

    Low: 23 °C

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Sunny, with a high near 33. Heat index values as high as 41. South wind 8 to 13 km/h becoming west southwest in the morning.

    Chance
    T-storms

    High: 33 °C

  • Monday
    Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 22. South southwest wind 5 to 8 km/h becoming calm  after midnight.

    Chance
    T-storms

    Low: 22 °C

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm.  Partly sunny, with a high near 31. West wind 3 to 8 km/h.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 31 °C

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 21. Calm wind.

    Chance
    T-storms

    Low: 21 °C

  • Wednesday

    Wednesday: Showers and thunderstorms likely.  Partly sunny, with a high near 29. Calm wind becoming west northwest 5 to 10 km/h in the morning.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 29 °C

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 20. Calm wind.

    Chance
    T-storms

    Low: 20 °C

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 29. Calm wind becoming northeast 5 to 10 km/h in the morning.

    Chance
    T-storms

    High: 29 °C

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 29. South wind around 14 km/h.
Tonight
A 20 percent chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 23. South wind 5 to 8 km/h.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Sunny, with a high near 33. Heat index values as high as 41. South wind 8 to 13 km/h becoming west southwest in the morning.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 22. South southwest wind 5 to 8 km/h becoming calm after midnight.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 31. West wind 3 to 8 km/h. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21. Calm wind.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 29. Calm wind becoming west northwest 5 to 10 km/h in the morning. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 20. Calm wind.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Calm wind becoming northeast 5 to 10 km/h in the morning.
Thursday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 19. East northeast wind 5 to 8 km/h becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 30. Calm wind becoming south 5 to 10 km/h in the morning.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 21. Calm wind.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Calm wind becoming west southwest 5 to 10 km/h in the morning.
Click Map For Forecast
Point Forecast:
Marion IL
 37.73°N 88.92°W
1:15 pm CDT Aug 9, 2020
1pm CDT Aug 9, 2020-6pm CDT Aug 15, 2020
 
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Additional Resources

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Hourly Weather Forecast

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