Hazardous Weather Conditions
Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Overcast
58°F
14°C
| Humidity | 97% |
| Wind Speed | W 5 mph |
| Barometer | 30.01 in (1016.2 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 4 Mar 8:52 pm CST |
Extended Forecast for
Du Quoin IL
Flood Watch until March 5, 12:00pm
NOW until 12:00pm Thu

Flood Watch
Tonight

Low: 58 °F
Showers and
Patchy FogThursday
High: 70 °F
Showers then
Chance
ShowersThursday Night
Low: 59 °F
Showers
Likely then
Chance
T-stormsFriday
High: 77 °F
Slight Chance
Showers then
Slight Chance
T-stormsFriday Night
Low: 61 °F
Slight Chance
T-storms then
Showers
LikelySaturday
High: 68 °F
Showers
Likely then
Chance
ShowersSaturday Night

Low: 43 °F
Mostly Cloudy
Sunday

High: 64 °F
Mostly Sunny
Detailed Forecast
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 10pm. Patchy fog after midnight. Low around 58. South southwest wind 6 to 8 mph. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms, mainly before 3pm. High near 70. South wind 6 to 10 mph becoming west in the afternoon. Chance of precipitation is 90%.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 59. West southwest wind 5 to 7 mph becoming south in the evening. Chance of precipitation is 60%.
Friday
A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 3pm, then a slight chance of showers after 3pm. Partly sunny, with a high near 77. South wind 8 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 9pm, then a slight chance of showers and thunderstorms between 9pm and midnight, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 61. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before noon. Mostly cloudy, with a high near 68. South southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 43. North northwest wind 5 to 7 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 64. Calm wind becoming southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 49. South wind 3 to 6 mph.
Monday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 75. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 76. South southwest wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52. South southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Wednesday
Showers likely. Mostly cloudy, with a high near 61. Southwest wind around 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Du Quoin IL
38.01°N 89.24°W
38.01°N 89.24°W
7:21 pm CST Mar 4, 2026
9pm CST Mar 4, 2026-6pm CDT Mar 11, 2026



