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Cornwall to Montréal: Regional Summary

Warnings

 
 
Buoys [ Land Stations ]
 
Disclaimer

This table is a summary of weather conditions from buoys in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Wind(knots) Wave height(m) Wave period(s) Pressure(kPa) Air temp(°C) Water temp(°C)
Georgian Bay - 45137 11:00 AM EDT 12 May 2026
SSE 8 gusts 9 0.06 1.7 102.3 3 3
South Georgian Bay - 45143 11:00 AM EDT 12 May 2026
E 5 gusts 6 0.06 2.0 102.4 3 2
South Lake Huron - 45149 11:00 AM EDT 12 May 2026
SSE 5 gusts 6 0.20 3.3 102.3 5 3

If you require additional historical weather information please visit Fisheries and Oceans Canada

 
Land Stations [ Buoys ]
 
Disclaimer

This table is a summary of weather conditions from weather stations in a marine area.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Wind(knots) Conditions Visibility(km) Pressure(kPa) Air temp(°C) Relative humidity(%) Dew point(°C)
Brockville 11:00 AM EDT 12 May 2026
NNE 8 N/A N/A 102.4 10 37 -4
Burlington Lift Bridge 11:00 AM EDT 12 May 2026
ENE 7 N/A N/A 102.4 6 73 1
Caribou Island 11:00 AM EDT 12 May 2026
SE 15 N/A N/A 101.6 3 81 0
Cobourg 11:00 AM EDT 12 May 2026
SSE 8 N/A N/A 102.4 7 72 2
Egbert 11:00 AM EDT 12 May 2026
SW 5 N/A N/A 102.4 10 48 -1
Goderich 11:00 AM EDT 12 May 2026
SSW 11 N/A N/A 102.3 10 42 -3
Gore Bay-Manitoulin Airport 11:00 AM EDT 12 May 2026
S 13 gusts 18 Sunny 16 102.2 8 46 -3
Greater Sudbury Airport 11:12 AM EDT 12 May 2026
S 12 Partly Cloudy 32 102.2 9 37 -5
Grenadier Island 11:00 AM EDT 12 May 2026
SE 5 N/A N/A 102.3 10 41 -2
Hamilton Munro Int'l Airport 11:00 AM EDT 12 May 2026
SE 4 Partly Cloudy 24 102.4 11 48 0
Harrow AAFC 11:00 AM EDT 12 May 2026
SSE 5 N/A N/A 102.3 12 59 4
Kemptville 11:00 AM EDT 12 May 2026
WNW 5 N/A N/A 102.3 9 41 -3
Kingston Airport 11:00 AM EDT 12 May 2026
S 9 Mainly Sunny 24 102.4 10 45 -2
Lake Simcoe Regional Airport 11:00 AM EDT 12 May 2026
SSE 7 N/A N/A 102.4 9 44 -2
Muskoka Airport 10:00 AM EDT 12 May 2026
SE 4 Sunny 16 102.4 9 39 -4
North Bay Airport 11:00 AM EDT 12 May 2026
SSW 6 Partly Cloudy 48 102.4 7 41 -5
Oshawa Executive Airport 11:00 AM EDT 12 May 2026
SE 9 Sunny 16 102.5 10 36 -5
Parry Sound Harbour 11:00 AM EDT 12 May 2026
N/A N/A N/A 102.4 10 38 -3
Peterborough Municipal Airport 11:00 AM EDT 12 May 2026
ESE 2 Sunny 16 102.4 11 35 -4
Point Pelee 11:00 AM EDT 12 May 2026
N/A N/A N/A 102.3 13 55 4
Point Petre 11:00 AM EDT 12 May 2026
SE 9 N/A N/A 102.5 9 70 3
Port Weller 11:00 AM EDT 12 May 2026
NNW 8 N/A N/A 102.4 7 N/A N/A
Sarnia Chris Hadfield Airport 11:00 AM EDT 12 May 2026
SSE 7 Sunny 16 102.2 12 41 -1
Sault Ste. Marie Airport 11:00 AM EDT 12 May 2026
SE 7 gusts 15 Mostly Cloudy 19 101.9 10 42 -3
St. Catharines / Niagara District Airport 11:00 AM EDT 12 May 2026
N 8 Partly Cloudy 48 102.4 16 48 5
Tobermory 11:00 AM EDT 12 May 2026
SSE 6 N/A N/A 102.3 9 53 -1
Toronto City Centre Airport 11:00 AM EDT 12 May 2026
E 7 Sunny 16 102.5 8 55 0
Toronto Pearson Int'l Airport 11:00 AM EDT 12 May 2026
SSE 8 Mainly Sunny 24 102.4 9 49 -1
Trenton, CFB 11:00 AM EDT 12 May 2026
S 5 Mainly Sunny 24 102.4 11 40 -2
Vineland Station 11:00 AM EDT 12 May 2026
N 5 N/A N/A 102.4 7 75 3
Welland-Pelham 11:00 AM EDT 12 May 2026
SE 2 N/A N/A 102.4 11 42 -1
Western Islands 11:00 AM EDT 12 May 2026
SSE 2 N/A N/A 102.4 4 83 1
Wiarton Airport 11:00 AM EDT 12 May 2026
SSE 7 Mostly Cloudy 24 102.3 10 41 -3
Windsor Airport 11:00 AM EDT 12 May 2026
SSE 9 gusts 16 Sunny 16 102.3 13 43 1

If you require additional historical weather information, please visit Climate Data Online

 
[ Buoys ] [ Land Stations ]
 

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Map of Great Lakes - Lake Huron marine weather areas Wiarton Airport Western Islands Cove Island Goderich Lake Simcoe Regional Airport Vineland Station Parry Sound Harbour Sarnia Chris Hadfield Airport Tobermory Muskoka Airport Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Lagoon City Southeast Shoal Burlington Lift Bridge Welland-Pelham Windsor Airport Port Colborne Erieau Peterborough Municipal Airport CFB Trenton Toronto City Centre Airport Point Petre Oshawa Executive Airport Hamilton Munro Int'l Airport Point Pelee Cobourg Port Colborne - 45142 North Channel - 45154 Ajax - 45159 Lake Nipissing - 45152 Sault Ste. Marie Airport Killarney Lake Simcoe - 45151 Greater Sudbury Airport South Lake Huron - 45149 Lake St Clair - 45147 North Bay Airport South Georgian Bay - 45143 Gore Bay-Manitoulin Airport Grimsby - 45139 Georgian Bay - 45137 Great Duck Island Collingwood Kingston Airport Grenadier Island Brockville Prince Edward Point - 45135 Port Stanley - 45132
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Great Lakes - Lake Huron Area

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