Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Toronto Markham Airport
Closest report is Oshawa Executive Airport, 16.0 nm (29.5 km) E.
2026/03/18 17:00 (retrieved 20 minutes ago)
CYOO 181700Z AUTO 20009G15KT 160V220 9SM BKN038 BKN170 M03/M10 A3028 RMK PCPN 08MM PAST HR SLP265
Closest aviation forecast (TAF) to Toronto Markham Airport
Closest forecast is Oshawa Executive Airport, 16.0 nm (29.5 km) E.
2026/03/18 14:00 Ammendment (retrieved 3 hours ago)
TAF AMD CYOO 181446Z 1814/1902 11008KT 1 1/2SM -SHSN OVC015 TEMPO 1814/1815 6SM -SHSN OVC025 FM181500 VRB03KT P6SM BKN050 TEMPO 1815/1818 5SM -SHSN OVC050 FM181800 20012KT P6SM BKN050 OVC100 FM182100 20012KT P6SM FEW050 OVC080 FM190000 20007KT P6SM -SN BKN040 OVC080 RMK FCST BASED ON AUTO OBS NXT FCST BY 182000Z