Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Caledonia/Grand River Seaplane Base
Closest report is John C. Munro Hamilton International Airport, 7.4 nm (13.8 km) NE.
2026/06/21 22:00 (retrieved 14 minutes ago)
CYHM 212200Z 19011KT 15SM FEW057 OVC280 21/13 A2993 RMK CU1CS7 SLP139 DENSITY ALT 1700FT
Closest aviation forecast (TAF) to Caledonia/Grand River Seaplane Base
Closest forecast is John C. Munro Hamilton International Airport, 7.4 nm (13.8 km) NE.
2026/06/21 18:42 (retrieved 4 hours ago)
TAF TAF CYHM 211741Z 2118/2218 01005KT P6SM FEW060 BECMG 2122/2124 20010KT FM220300 24007KT P6SM FEW070 BECMG 2204/2206 VRB03KT BKN120 FM220600 VRB03KT P6SM FEW080 BKN120 FM221100 05005KT P6SM -RA BKN060 OVC100 TEMPO 2211/2214 5SM -SHRA BR BKN030 OVC060 FM221400 04005KT P6SM -RA FEW010 OVC030 TEMPO 2214/2216 3SM -SHRA BR BKN010 OVC030 FM221600 04008KT 6SM -RA BR SCT006 OVC020 TEMPO 2216/2218 3SM -SHRA BR BKN006 OVC020 PROB30 2216/2218 2SM -SHRA BR BKN004 RMK NXT FCST BY 220000Z