Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

13°F

-11°C

Humidity 79%
Wind Speed N 8 mph
Barometer 30.46 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 31 Jan 3:35 am CST
Extended Forecast for

New Burnside IL

Cold Weather Advisory January 31, 03:57am until January 31, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 31, 03:57am until January 31, 12:00pm

    NOW until 12:00pm Sat

    Cold Weather Advisory

  • Overnight

    Low: 6 °F

    Chance
    Flurries

  • Saturday

    Saturday: Partly sunny, with a high near 19. Wind chill values as low as -9. North northwest wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 19 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5. Northwest wind 3 to 8 mph.

    Low: 5 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. South southwest wind 3 to 6 mph.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West southwest wind 3 to 5 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain or freezing rain before noon, then a chance of rain showers.  Mostly cloudy, with a high near 39. Calm wind becoming east around 6 mph in the morning.

    High: 39 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Chance
    Showers

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a low around 6. Wind chill values as low as -7. North northwest wind around 9 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 19. Wind chill values as low as -9. North northwest wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 5. Northwest wind 3 to 8 mph.
Sunday
Partly sunny, with a high near 28. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 19. South southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 39. West southwest wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 26. Calm wind.
Tuesday
A slight chance of rain or freezing rain before noon, then a chance of rain showers. Mostly cloudy, with a high near 39. Calm wind becoming east around 6 mph in the morning.
Tuesday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 22. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 30. North wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 14. North wind around 6 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 33. Calm wind becoming west around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 22. South southwest wind 3 to 8 mph.
Friday
Mostly sunny, with a high near 43. Southwest wind around 9 mph becoming northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.57°N 88.79°W
3:16 am CST Jan 31, 2026
3am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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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