Current conditions at
Southern Illinois Airport (KMDH)
Lat: 37.78°NLon: 89.25°WElev: 400ft.
Fair
73°F
23°C
| Humidity | 89% |
| Wind Speed | Calm |
| Barometer | 30.01 in |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 4 Aug 8:47 pm CDT |
Extended Forecast for
2 Miles NW Jonesboro IL
Tonight
Low: 66 °F
Mostly Clear
then Patchy
FogWednesday
High: 90 °F
Patchy Fog
then SunnyWednesday Night
Low: 70 °F
Increasing
CloudsThursday
High: 88 °F
Chance
ShowersThursday Night
Low: 71 °F
Partly Cloudy
then Showers
LikelyFriday
High: 88 °F
Showers
LikelyFriday Night
Low: 71 °F
Chance
T-stormsSaturday
High: 89 °F
Slight Chance
T-stormsSaturday Night
Low: 72 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 66. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 70. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Calm wind.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 72. Calm wind.
Sunday
Sunny, with a high near 91. South southwest wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 74. South wind 5 to 7 mph.
Monday
Sunny, with a high near 94. South southwest wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 75. South wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 93. South southwest wind 6 to 8 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles NW Jonesboro IL
37.48°N 89.3°W
37.48°N 89.3°W
8:46 pm CDT Aug 4, 2026
10pm CDT Aug 4, 2026-6pm CDT Aug 11, 2026
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