Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Casselman / Nation River Seaplane Base
Closest report is Ottawa Macdonald-Cartier International Airport, 22.9 nm (42.4 km) W.
2026/07/21 03:00 (retrieved 13 minutes ago)
CYOW 210300Z 17004KT 15SM BKN210 BKN240 18/13 A2981 RMK CI5CI2 SLP095 DENSITY ALT 1000FT
Closest aviation forecast (TAF) to Casselman / Nation River Seaplane Base
Closest forecast is Ottawa Macdonald-Cartier International Airport, 22.9 nm (42.4 km) W.
2026/07/21 03:42 (retrieved 0 seconds ago)
TAF TAF CYOW 210241Z 2103/2206 18008KT P6SM SCT080 BKN150 TEMPO 2103/2105 BKN080 BKN150 FM210500 17008G18KT P6SM -SHRA BKN050 BECMG 2108/2110 P6SM NSW SCT050 FM211300 18012G22KT P6SM SCT040 FM211500 18015G30KT 6SM SHRA BR FEW009 SCT020 OVC060 PROB40 2116/2119 VRB20G40KT 2SM +TSRA BR BKN008 OVC040CB FM211900 20012G22KT P6SM -SHRA BKN030 BKN080 FM212300 20015G25KT 6SM SHRA BR OVC030 TEMPO 2123/2201 VRB20G35KT 1SM +TSRA BR BKN008 OVC030CB FM220100 20008G18KT P6SM -SHRA BKN015 OVC030 PROB30 2201/2203 VRB15G25KT 2SM TSRA BR BKN008 OVC020CB FM220300 20008KT P6SM -SHRA BKN012 BKN030 PROB30 2203/2206 2SM -SHRA BR BKN008 RMK NXT FCST BY 210600Z