Active Weather for the Plains and Mississippi Valley

A developing storm across the Southern Plains is forecast to bring severe weather that includes large hail and damaging wind gusts, heavy rainfall that could result in flash flooding across portions of the Plains and Mississippi Valley. The effects of this storm will continue through the middle of this week. The Four Corners area will continue to see elevated to critical fire weather conditions. Read More >

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Partly Cloudy

54°F

12°C

Humidity 83%
Wind Speed N 7 mph
Barometer 30.25 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 23 May 2:15 am CDT
Extended Forecast for

Marion IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. North northeast wind around 6 mph.

    Mostly Cloudy

    Low: 52 °F

  • Monday

    Monday: Partly sunny, with a high near 69. East northeast wind 9 to 11 mph, with gusts as high as 22 mph.

    Partly Sunny

    High: 69 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 56. East northeast wind 3 to 6 mph.

    Mostly Cloudy

    Low: 56 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 77. East southeast wind 5 to 10 mph.

    Mostly Cloudy
    then Chance
    Showers

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 65. East southeast wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 90%.

    Showers

    Low: 65 °F

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 76. South southwest wind 9 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%.

    Showers then
    T-storms

    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Mostly cloudy, with a low around 60. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    Showers
    Likely

    Low: 60 °F

  • Thursday

    Thursday: A chance of showers, mainly before 1pm.  Partly sunny, with a high near 70. West wind 6 to 10 mph, with gusts as high as 18 mph.

    Chance
    Showers

    High: 70 °F

  • Thursday
    Night

    Thursday Night: A slight chance of showers before 1am.  Partly cloudy, with a low around 54. West wind 3 to 6 mph.

    Slight Chance
    Showers

    Low: 54 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. North northeast wind around 6 mph.
Monday
Partly sunny, with a high near 69. East northeast wind 9 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 56. East northeast wind 3 to 6 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. East southeast wind 5 to 10 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. East southeast wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. High near 76. South southwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 60. South southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Thursday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 70. West wind 6 to 10 mph, with gusts as high as 18 mph.
Thursday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 54. West wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 76. West wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 58. Calm wind becoming south around 5 mph after midnight.
Saturday
Sunny, with a high near 83. South wind 6 to 10 mph.
Saturday Night
Mostly clear, with a low around 64. South wind 6 to 8 mph.
Sunday
Sunny, with a high near 86. South wind 8 to 15 mph, with gusts as high as 22 mph.
Click Map For Forecast
Point Forecast:
Marion IL
 37.73°N 88.92°W
2:17 am CDT May 23, 2022
2am CDT May 23, 2022-6pm CDT May 29, 2022
 
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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