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Georgian Bay: Past 24 Hour Conditions

Warnings

 

Port Colborne - 45142

12:00 AM EDT 22 July 2026Buoy position: 42.74N 79.35W
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)
22 July 2026
0:00 NW 18 gusts 23 1.02 4.9 100.3 22 23
21 July 2026
23:00 WSW 17 gusts 19 1.08 5.0 100.3 23 23
22:00 WSW 18 gusts 22 1.37 5.1 100.3 22 23
21:00 N/A N/A N/A N/A N/A N/A
20:00 WSW 19 gusts 23 1.39 5.6 100.1 22 23
19:00 WSW 23 gusts 29 1.52 5.6 100.0 22 23
18:00 SW 16 gusts 20 1.40 5.7 100.0 24 23
17:00 SW 19 gusts 23 1.43 6.1 100.0 24 23
16:00 SW 21 gusts 26 1.34 4.5 100.0 24 23
15:00 SSW 22 gusts 26 1.35 6.3 100.0 24 23
14:00 S 19 gusts 24 1.38 5.7 100.1 24 23
13:00 S 20 gusts 24 1.67 6.1 100.1 23 23
12:00 SSW 26 gusts 32 2.02 6.1 100.3 23 23
11:00 SW 26 gusts 31 1.63 5.7 100.3 22 23
10:00 SSW 17 gusts 22 0.98 5.1 100.2 24 23
9:00 SSW 16 gusts 19 0.97 5.0 100.3 24 23
8:00 SSW 13 gusts 15 1.15 5.0 100.3 24 23
7:00 SSW 16 gusts 19 0.98 4.9 100.3 24 23
6:00 SSW 19 gusts 23 0.93 4.5 100.4 24 23
5:00 SSW 21 gusts 25 0.91 4.3 100.4 24 23
4:00 S 17 gusts 20 0.67 3.9 100.5 23 23
3:00 SSW 17 gusts 20 0.52 3.0 100.7 24 23
2:00 SSW 14 gusts 16 0.40 2.8 100.7 23 23
1:00 SSW 15 gusts 17 0.33 2.3 100.8 23 23
0:00 SSE 10 gusts 12 0.32 2.4 100.9 22 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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