National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

84°F

29°C

Humidity 70%
Wind Speed S 9 mph
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 19 Aug 5:45 pm CDT
Extended Forecast for

Hanaford IL

Heat Advisory August 19, 06:01pm until August 19, 07:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 19, 06:01pm until August 19, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Tonight

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. North northeast wind 6 to 11 mph.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. North northeast wind 5 to 9 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. North northeast wind 6 to 10 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. North northeast wind 5 to 8 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming north northeast around 6 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 71. North wind around 6 mph becoming calm.
Wednesday
Mostly sunny, with a high near 89. North northeast wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 66. North northeast wind 5 to 9 mph.
Thursday
Sunny, with a high near 86. North northeast wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 65. North northeast wind 5 to 8 mph becoming calm in the evening.
Friday
Sunny, with a high near 89. Calm wind becoming north northeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 65. North northeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 90. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 62. North wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 85. Light north northwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 57. North northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 80. Calm wind becoming northwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 56. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hanaford IL
 37.95°N 88.82°W
Last Update:
4:31 pm CDT Aug 19, 2025
Forecast Valid:
6pm CDT Aug 19, 2025-6pm CDT Aug 26, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation