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

Warnings

 

South Georgian Bay - 45143

12:00 AM EDT 23 May 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)
23 May 2026
0:00 E 9 gusts 10 0.10 2.7 102.6 7 3
22 May 2026
23:00 ENE 8 gusts 8 0.08 2.5 102.6 7 3
22:00 NE 8 gusts 8 0.07 2.5 102.7 7 3
21:00 NE 8 gusts 8 0.07 2.7 102.6 7 3
20:00 NNE 8 gusts 9 0.08 2.7 102.6 6 3
19:00 NNE 8 gusts 8 0.10 2.9 102.7 7 3
18:00 NNE 9 gusts 10 0.12 3.1 102.7 7 3
17:00 NNE 6 gusts 8 0.13 3.3 102.7 8 3
16:00 NNE 8 gusts 8 0.10 2.4 102.8 8 3
15:00 NE 7 gusts 8 0.09 2.1 102.8 7 3
14:00 E 4 gusts 5 0.11 2.3 102.9 10 3
13:00 E 6 gusts 8 0.12 2.4 103.0 9 3
12:00 E 7 gusts 8 0.14 2.4 103.0 7 3
11:00 E 9 gusts 10 0.15 2.5 103.0 6 3
10:00 E 8 gusts 9 0.11 2.2 103.1 5 3
9:00 ENE 8 gusts 9 0.07 1.9 103.1 5 3
8:00 ESE 8 gusts 8 0.05 2.2 103.1 5 3
7:00 ESE 6 gusts 6 0.06 2.2 103.0 4 2
6:00 ESE 4 gusts 4 0.07 2.2 103.0 4 2
5:00 ESE 4 gusts 5 0.10 2.2 103.0 5 2
4:00 ESE 4 gusts 15 0.14 2.4 103.0 4 3
3:00 SSE 5 gusts 7 0.15 2.6 102.9 4 3
2:00 ENE 5 gusts 7 0.19 2.3 102.9 5 3
1:00 NNE 9 gusts 10 0.21 2.7 102.9 5 3
0:00 NNE 8 gusts 10 0.18 2.7 102.9 5 3

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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