Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Ottawa / Casselman (Shea Field)
Closest report is Ottawa Macdonald-Cartier International Airport, 21.1 nm (39.0 km) W.
2026/03/20 05:00 (retrieved 30 minutes ago)
CYOW 200500Z 33007KT 15SM BKN039 M02/M07 A3012 RMK SC6 SLP206
Closest aviation forecast (TAF) to Ottawa / Casselman (Shea Field)
Closest forecast is Ottawa Macdonald-Cartier International Airport, 21.1 nm (39.0 km) W.
2026/03/20 03:42 (retrieved 2 hours ago)
TAF TAF CYOW 200240Z 2003/2106 28008KT P6SM SCT015 BKN040 TEMPO 2003/2004 4SM -SHSN BKN015 OVC040 BECMG 2003/2004 32008KT FM200400 32008KT P6SM SCT040 TEMPO 2004/2006 3SM BR FM200600 34005KT P6SM FEW040 SCT180 FM201100 05005KT 6SM -SN BKN040 OVC100 FM201300 05008KT 2SM -SN OVC015 FM201500 05008KT 5/8SM -SN VV008 FM201900 05010KT 2SM -SN VV010 FM202000 06008KT 5SM -SN OVC012 PROB30 2020/2102 2SM -FZDZ BR FM210200 04005KT P6SM BKN015 BKN030 RMK NXT FCST BY 200600Z