Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Current aviation weather report (METAR) for Southern Illinois Airport
2026/03/18 22:52 (retrieved 12 minutes ago)
KMDH 182252Z 18010KT 10SM CLR 16/03 A3005 RMK AO2 SLP177 T01560033
Closest aviation forecast (TAF) to Southern Illinois Airport
Closest forecast is Cape Girardeau Regional Airport, 36.5 nm (67.6 km) SSW.
2026/03/18 18:22 (retrieved 5 hours ago)
TAF KCGI 181720Z 1818/1918 22012G21KT P6SM FEW120 FM182300 19006KT P6SM SCT250 FM190600 22006KT P6SM SCT250