Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

73°F

23°C

Humidity 71%
Wind Speed S 16 G 21 mph
Barometer 29.94 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 May 3:15 am CDT
Extended Forecast for

2 Miles WSW North City IL

Lake Wind Advisory May 17, 12:00pm until May 17, 05:00pm
Click here for hazard details and duration
Lake Wind Advisory
  • Overnight

    Overnight: Mostly cloudy, with a low around 68. South wind around 7 mph.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88. South wind 9 to 17 mph, with gusts as high as 24 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. South wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 88. Breezy, with a south wind 14 to 20 mph, with gusts as high as 26 mph.

    High: 88 °F

    Slight Chance
    T-storms then
    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 71. South wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 88. South southwest wind 14 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%.

    High: 88 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 62. Southwest wind 5 to 9 mph becoming north northwest after midnight.  Chance of precipitation is 90%.

    Low: 62 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A slight chance of showers.  Mostly cloudy, with a high near 73. North wind around 10 mph.

    High: 73 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers.  Mostly cloudy, with a low around 54. Northeast wind 6 to 9 mph.

    Low: 54 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. South wind around 7 mph.
Sunday
Sunny, with a high near 88. South wind 9 to 17 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 70. South wind 11 to 15 mph, with gusts as high as 23 mph.
Monday
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 88. Breezy, with a south wind 14 to 20 mph, with gusts as high as 26 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. South wind 13 to 15 mph, with gusts as high as 23 mph.
Tuesday
Showers and possibly a thunderstorm. High near 88. South southwest wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 62. Southwest wind 5 to 9 mph becoming north northwest after midnight. Chance of precipitation is 90%.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 73. North wind around 10 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 54. Northeast wind 6 to 9 mph.
Thursday
A slight chance of showers. Partly sunny, with a high near 74. Northeast wind around 9 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 57. East northeast wind 3 to 8 mph.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. East northeast wind 5 to 7 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. Northeast wind 3 to 7 mph.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Light and variable wind becoming east southeast around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW North City IL
 37.98°N 89.1°W
1:26 am CDT May 17, 2026
3am CDT May 17, 2026-6pm CDT May 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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