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Northern Georgian Bay: Past 24 Hour Conditions

Warnings

 

Port Colborne - 45142

05:00 PM EST 08 November 2025Buoy 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
(EST)		 Wind(knots) Wave height(m) Wave period(s) Pressure(kPa) Air temp(°C) Water temp(°C)
08 November 2025
17:00 N 5 gusts 8 0.26 4.4 101.2 6 12
16:00 NNE 9 gusts 11 0.23 4.9 101.2 7 12
15:00 N/A N/A N/A N/A N/A N/A
14:00 NNW 6 gusts 10 0.32 4.9 101.1 6 12
13:00 NNW 5 gusts 8 0.35 4.7 101.1 6 12
12:00 N 4 gusts 6 0.44 5.4 101.1 6 12
11:00 NNW 4 gusts 6 0.54 5.4 101.1 6 12
10:00 N 5 gusts 8 0.62 5.7 101.1 6 12
9:00 NNW 9 gusts 12 0.71 4.9 101.0 6 12
8:00 NNW 12 gusts 15 0.80 5.9 101.0 6 12
7:00 NNW 14 gusts 17 0.85 5.7 100.8 7 12
6:00 NNW 16 gusts 18 0.97 5.7 100.7 8 12
5:00 NW 12 gusts 15 1.04 5.3 100.6 9 12
4:00 WNW 15 gusts 18 1.21 5.1 100.5 10 12
3:00 WNW 19 gusts 22 1.28 5.0 100.4 10 12
2:00 W 19 gusts 23 1.24 5.1 100.3 11 12
1:00 WNW 20 gusts 24 1.34 4.8 100.2 12 12
0:00 WNW 21 gusts 25 1.30 5.1 100.1 12 12
07 November 2025
23:00 W 18 gusts 23 1.23 5.4 100.1 13 12
22:00 W 17 gusts 22 1.33 5.7 100.0 13 12
21:00 WSW 16 gusts 19 1.54 5.9 100.0 13 12
20:00 WSW 19 gusts 22 1.63 5.9 99.9 13 12
19:00 WSW 22 gusts 28 1.95 6.9 99.8 13 12
18:00 SW 24 gusts 28 2.12 6.5 99.8 13 12
17:00 SW 24 gusts 30 2.01 6.7 99.8 13 12

If you require additional historical weather information please visit Fisheries and Oceans Canada

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Map of Great Lakes - Lake Huron marine weather areas Cove Island Goderich Oshawa Executive Airport CFB Trenton Western Islands Wiarton Airport Point Petre Lake Simcoe Regional Airport Parry Sound Harbour Toronto City Centre Airport Muskoka Airport Lagoon City Brockville Hamilton Munro Int'l Airport Sarnia Chris Hadfield Airport Tobermory Cobourg Harrow AAFC Long Point Port Weller Burlington Lift Bridge St. Catharines / Niagara District Airport Southeast Shoal Point Pelee Vineland Station Welland-Pelham Erieau Windsor Airport Port Colborne Killarney South Georgian Bay - 45143 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Lake St Clair - 45147 South Lake Huron - 45149 Sault Ste. Marie Airport Lake Simcoe - 45151 Collingwood Greater Sudbury Airport North Bay Airport Kingston Airport Peterborough Municipal Airport Grenadier Island Port Colborne - 45142 Great Duck Island Ajax - 45159 Gore Bay-Manitoulin Airport North Channel - 45154 Lake Nipissing - 45152
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