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Great Lakes - Lake Erie and Lake Ontario: Past 24 Hour Conditions

Warnings

 

South Georgian Bay - 45143

06:00 PM EDT 10 July 2026Buoy position: 44.95N 80.63W
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)
10 July 2026
18:00 NW 9 gusts 10 0.12 2.1 101.4 23 23
17:00 NNW 8 gusts 9 0.13 2.1 101.4 22 23
16:00 NW 8 gusts 10 0.12 2.1 101.4 22 23
15:00 NNW 9 gusts 10 0.07 2.3 101.4 22 23
14:00 NNW 4 gusts 5 0.08 2.4 101.4 22 23
13:00 NW 3 gusts 4 0.10 2.4 101.4 22 23
12:00 NW 3 gusts 4 0.11 2.6 101.5 22 23
11:00 NW 2 gusts 8 0.14 2.4 101.4 22 22
10:00 ENE 4 gusts 5 0.18 2.5 101.3 21 21
9:00 NE 6 gusts 7 0.17 2.3 101.3 21 21
8:00 NE 6 gusts 8 0.13 2.3 101.3 21 21
7:00 NE 5 gusts 6 0.15 2.2 101.3 21 21
6:00 NE 7 gusts 8 0.17 2.5 101.2 21 21
5:00 NE 7 gusts 8 0.14 2.2 101.2 21 21
4:00 NE 7 gusts 8 0.11 2.2 101.2 21 21
3:00 NE 6 gusts 8 0.10 2.4 101.1 21 21
2:00 N 6 gusts 8 0.13 2.4 101.1 21 22
1:00 NNW 6 gusts 8 0.11 2.3 101.1 21 22
0:00 NNW 5 gusts 6 0.11 2.5 101.1 21 22
09 July 2026
23:00 NNW 4 gusts 5 0.12 2.6 101.0 21 22
22:00 NNW 4 gusts 5 0.12 2.5 101.0 21 22
21:00 NNW 6 gusts 8 0.14 2.6 101.0 21 22
20:00 NW 7 gusts 8 0.17 2.7 101.0 20 22
19:00 NNW 6 gusts 8 0.23 2.7 101.0 20 22
18:00 NNW 6 gusts 8 0.29 2.7 101.0 20 22

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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