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.
2026/02/04 14:53 (retrieved 45 minutes ago)
KMTO 041453Z AUTO 04010KT 10SM OVC018 M05/M08 A3037 RMK AO2 SLP295 T10501083 53017
Closest aviation forecast (TAF) to Williamson Airport
Closest forecast is Decatur Airport, 37.1 nm (68.7 km) NNW.
2026/02/04 13:33 Ammendment (retrieved 2 hours ago)
TAF AMD KDEC 041231Z 0413/0512 04007KT P6SM BKN025 FM042300 VRB04KT P6SM SCT040