Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

75°F

24°C

Humidity 90%
Wind Speed S 6 mph
Barometer 30.09 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Aug 3:15 am CDT
Extended Forecast for

2 Miles N Valier IL

Heat Advisory August 16, 12:00pm until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. South southeast wind 3 to 6 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 101. Heat index values as high as 106. Light and variable wind.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. Light and variable wind.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 101. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. East wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 73. Southeast wind around 6 mph becoming calm  in the evening.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 98. South southeast wind 3 to 6 mph.
Saturday Night
Mostly clear, with a low around 75. South southeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 101. Heat index values as high as 106. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 76. Light and variable wind.
Monday
Sunny and hot, with a high near 101. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 101. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73. Southeast wind around 6 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. North wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 68. North wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 87. North northeast wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 67. Northeast wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. North northeast wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Valier IL
 38.05°N 89.04°W
2:00 am CDT Aug 16, 2025
3am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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Additional Resources

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