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Cornwall to Montréal: Past 24 Hour Conditions

Warnings

 

Georgian Bay - 45137

09:00 AM EDT 13 July 2026Buoy position: 45.55N 81.0W
Disclaimer

This table is a summary of hourly weather conditions for the past 24 hours.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Date / Time
(EDT)		 Wind(knots) Wave height(m) Wave period(s) Pressure(kPa) Air temp(°C) Water temp(°C)
13 July 2026
9:00 WSW 15 gusts 19 0.97 4.4 101.9 22 21
8:00 WSW 17 gusts 20 0.93 4.2 101.9 22 21
7:00 SW 16 gusts 19 1.04 4.2 101.9 22 21
6:00 SW 15 gusts 18 0.92 4.1 101.9 22 21
5:00 WSW 17 gusts 19 0.80 4.1 101.9 23 21
4:00 WSW 14 gusts 17 0.56 3.3 101.9 23 22
3:00 SW 13 gusts 15 0.46 3.1 101.9 23 22
2:00 SW 11 gusts 12 0.49 3.0 102.0 22 22
1:00 SSW 12 gusts 15 0.39 2.8 102.0 23 22
0:00 SSW 11 gusts 13 0.27 2.8 102.0 23 22
12 July 2026
23:00 SSW 10 gusts 11 0.27 3.0 102.0 23 22
22:00 SW 7 gusts 8 0.31 2.9 102.0 23 22
21:00 SW 8 gusts 10 0.29 3.0 102.1 23 22
20:00 SW 8 gusts 10 0.28 3.0 102.0 23 22
19:00 SW 8 gusts 10 0.21 2.6 102.1 23 22
18:00 SW 7 gusts 8 0.17 2.4 102.1 23 23
17:00 SSW 7 gusts 8 0.15 2.6 102.2 23 23
16:00 SSW 5 gusts 6 0.11 2.2 102.2 23 23
15:00 SW 6 gusts 8 0.12 2.2 102.3 23 23
14:00 SW 6 gusts 7 0.15 2.3 102.3 23 22
13:00 SW 8 gusts 8 0.17 2.4 102.4 23 22
12:00 SSW 6 gusts 8 0.17 2.2 102.4 22 22
11:00 SSW 6 gusts 8 0.13 2.1 102.4 22 22
10:00 SSW 6 gusts 8 0.13 2.0 102.4 22 22
9:00 S 8 gusts 9 0.08 1.8 102.3 22 21

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

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