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

Warnings

 

South Georgian Bay - 45143

07:00 PM EDT 16 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)
16 May 2026
19:00 W 9 gusts 10 0.36 3.1 100.9 9 3
18:00 SSW 4 gusts 5 0.41 3.0 100.8 12 3
17:00 WSW 11 gusts 12 0.28 2.6 100.8 9 3
16:00 SSE 5 gusts 7 0.29 2.7 100.8 10 3
15:00 SW 10 gusts 12 0.32 2.4 100.8 9 3
14:00 SSW 13 gusts 15 0.25 2.9 100.8 9 3
13:00 SE 7 gusts 8 0.28 3.2 100.8 7 3
12:00 SSE 5 gusts 7 0.28 2.7 100.9 8 3
11:00 SW 5 gusts 6 0.43 25.0 101.0 6 3
10:00 SSE 4 gusts 5 0.39 2.8 101.0 7 3
9:00 SE 10 gusts 12 0.39 3.1 101.0 6 3
8:00 SSW 13 gusts 15 0.34 2.8 101.2 8 3
7:00 SW 8 gusts 10 0.30 2.9 101.2 8 3
6:00 SSW 11 gusts 12 0.30 2.9 101.1 7 2
5:00 S 9 gusts 10 0.37 3.4 101.2 7 2
4:00 S 8 gusts 9 0.24 2.6 101.2 7 2
3:00 S 11 gusts 12 0.09 2.0 101.2 8 2
2:00 S 6 gusts 8 0.10 2.0 101.2 6 3
1:00 SSE 9 gusts 10 0.13 2.0 101.2 6 3
0:00 SSE 11 gusts 12 0.05 2.1 101.3 7 3
15 May 2026
23:00 SSE 9 gusts 9 0.03 1.9 101.3 6 3
22:00 SSE 8 gusts 9 0.03 2.4 101.3 6 3
21:00 SSE 8 gusts 9 0.04 2.1 101.3 6 3
20:00 SSE 8 gusts 9 0.04 2.2 101.3 6 3
19:00 SSE 6 gusts 7 0.05 2.3 101.4 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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