Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Clarence C Johnson Airport
Closest report is Joliet Regional Airport, 13.1 nm (24.3 km) NW.
2026/10/01 05:35 (retrieved 20 minutes ago)
KJOT 010535Z AUTO 00000KT 7SM BKN080 BKN085 18/18 A2988 RMK AO2 T01800180
Closest aviation forecast (TAF) to Clarence C Johnson Airport
Closest forecast is Chicago Midway International Airport, 25.6 nm (47.4 km) NNE.
2026/10/01 03:45 Ammendment (retrieved 2 hours ago)
TAF AMD KMDW 010243Z 0103/0206 19005KT P6SM VCSH SCT025 OVC060 FM010600 20005KT 6SM -SHRA SCT025 OVC060 FM011600 22007KT 5SM -SHRA BR SCT018 OVC030 TEMPO 0118/0122 2SM RA OVC018 FM012200 36010KT 4SM -RA OVC008 TEMPO 0122/0124 2SM +RA BR OVC006 FM020500 35008KT P6SM SCT009 SCT015