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Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
81°F
27°C
| Humidity | 67% |
| Wind Speed | SW 7 mph |
| Barometer | 29.94 in (1013.6 mb) |
| Dewpoint | 69°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 84°F (29°C) |
| Last update | 19 Aug 5:52 pm CDT |
Extended Forecast for
2 Miles SW Du Quoin IL
Heat Advisory August 19, 06:49pm until August 19, 07:00pm
NOW until 7:00pm Tue
Heat Advisory
Tonight
Low: 71 °F
Chance
T-storms then
Patchy FogWednesday
High: 90 °F
Patchy Fog
then Mostly
SunnyWednesday Night
Low: 66 °F
Mostly Clear
Thursday
High: 87 °F
Sunny
Thursday Night
Low: 65 °F
Mostly Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 64 °F
Mostly Clear
Saturday
High: 91 °F
Mostly Sunny
Detailed Forecast
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 71. North wind 5 to 7 mph becoming light and variable.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. North northeast wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 66. North northeast wind 6 to 10 mph.
Thursday
Sunny, with a high near 87. North northeast wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 65. North northeast wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny, with a high near 90. Calm wind becoming north northeast 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 64. North northeast wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 91. Calm wind becoming north 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 62. North wind 3 to 7 mph.
Sunday
Sunny, with a high near 85. North northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 57. North northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Sunny, with a high near 82. Light north northwest wind increasing to 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 55. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SW Du Quoin IL
37.99°N 89.27°W
37.99°N 89.27°W
6:01 pm CDT Aug 19, 2025
6pm CDT Aug 19, 2025-6pm CDT Aug 26, 2025
Additional Resources
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Hourly Weather Forecast
