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Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

51°F

11°C

Humidity 86%
Wind Speed N 10 mph
Barometer 30.40 in (1029.4 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 16 Oct 11:52 pm CDT
Extended Forecast for

3 Miles WNW Murphysboro IL

Frost Advisory October 17, 09:00pm until October 18, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming clear, with a low around 40. North wind around 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 60. North northeast wind 7 to 9 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 5am. Otherwise, clear, with a low around 33. Calm wind.

    Low: 33 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 66. Light southeast wind.

    High: 66 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 37. Calm wind.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Light east northeast wind.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming clear, with a low around 40. North wind around 11 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 60. North northeast wind 7 to 9 mph.
Saturday Night
Areas of frost after 5am. Otherwise, clear, with a low around 33. Calm wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Light southeast wind.
Sunday Night
Clear, with a low around 37. Calm wind.
Monday
Sunny, with a high near 70. Light and variable wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 73. Light east northeast wind.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 75. Light east northeast wind.
Wednesday Night
Clear, with a low around 43. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind.
Thursday Night
Mostly clear, with a low around 47. Calm wind.
Friday
Sunny, with a high near 80. Light east wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Murphysboro IL
 37.77°N 89.37°W
Last Update:
1:11 am CDT Oct 17, 2026
Forecast Valid:
1am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
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Additional Resources

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Chance of Precipitation