Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Williamson Airport
Closest report is Coles County Memorial Airport, 11.7 nm (21.7 km) NE.
2026/05/07 08:53 (retrieved 31 minutes ago)
KMTO 070853Z AUTO 00000KT 10SM CLR 04/02 A3002 RMK AO2 SLP168 T00440022 55000
Closest aviation forecast (TAF) to Williamson Airport
Closest forecast is Decatur Airport, 37.1 nm (68.7 km) NNW.
2026/05/07 06:42 (retrieved 3 hours ago)
TAF KDEC 070539Z 0706/0806 VRB03KT P6SM SCT250 FM071400 21012KT P6SM SCT060 FM071600 24016G25KT P6SM SCT060 BKN100 FM080000 23013KT P6SM SCT120 FM080300 19008KT P6SM SKC