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.
2026/11/01 21:53 (retrieved 25 minutes ago)
KMTO 012153Z AUTO 14009G19KT 10SM SCT042 OVC055 19/11 A3023 RMK AO2 SLP234 T01890106
Closest aviation forecast (TAF) to Williamson Airport
Closest forecast is Decatur Airport, 37.1 nm (68.7 km) NNW.
2026/11/01 18:22 (retrieved 4 hours ago)
TAF KDEC 011720Z 0118/0218 14009KT P6SM VCSH SCT040 BKN070 OVC120 FM012300 14010KT P6SM BKN025 OVC040 FM020200 14009KT P6SM OVC012 FM020500 15010KT 6SM BR OVC007 PROB30 0212/0216 4SM -DZ BKN006