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

Warnings

 

Lake St Clair - 45147

07:00 AM EDT 11 July 2026Buoy position: 42.43N 82.68W
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)
11 July 2026
7:00 NE 8 gusts 10 0.23 1.9 101.5 21 24
6:00 NNE 8 gusts 9 0.20 2.0 101.5 21 24
5:00 NNE 7 gusts 8 0.22 2.1 101.4 21 24
4:00 NNE 9 gusts 11 0.23 2.0 101.4 21 24
3:00 N 8 gusts 9 0.16 1.9 101.4 22 24
2:00 N 8 gusts 10 0.21 2.0 101.4 22 24
1:00 N 9 gusts 10 0.17 1.9 101.4 22 24
0:00 N 7 gusts 9 0.21 2.2 101.5 22 24
10 July 2026
23:00 NE 8 gusts 10 0.33 2.2 101.4 23 24
22:00 NE 13 gusts 15 0.39 2.5 101.3 23 24
21:00 ENE 13 gusts 15 0.39 2.6 101.3 24 24
20:00 ENE 12 gusts 16 0.31 2.0 101.2 25 24
19:00 N 5 gusts 8 0.10 1.9 101.2 26 25
18:00 N 3 gusts 5 0.08 2.2 101.1 27 26
17:00 SSW 1 gusts 2 0.08 2.1 101.2 26 26
16:00 N 2 gusts 3 0.12 2.4 101.2 25 25
15:00 WNW 5 gusts 6 0.09 2.1 101.2 24 24
14:00 WNW 3 gusts 5 0.12 2.7 101.2 23 24
13:00 NNW 5 gusts 6 0.15 1.9 101.3 22 23
12:00 N 6 gusts 8 0.14 1.8 101.3 22 23
11:00 ENE 3 gusts 5 0.20 1.9 101.3 22 23
10:00 ENE 5 gusts 8 0.27 2.4 101.2 21 23
9:00 NE 9 gusts 11 0.35 2.4 101.2 21 23
8:00 ENE 10 gusts 12 0.31 2.1 101.2 21 23
7:00 NE 10 gusts 12 0.24 1.8 101.1 21 23

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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