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Southern Georgian Bay: Past 24 Hour Conditions

Warnings

 

Port Colborne - 45142

02:00 AM EST 17 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)
17 November 2025
2:00 WNW 20 gusts 26 1.57 6.9 100.6 3 9
1:00 NW 19 gusts 25 1.66 7.1 100.6 3 9
0:00 WNW 21 gusts 26 1.54 7.1 100.6 3 9
16 November 2025
23:00 WNW 21 gusts 26 1.57 6.7 100.6 3 9
22:00 WNW 19 gusts 24 1.42 6.9 100.6 3 9
21:00 WNW 19 gusts 25 1.71 6.9 100.6 4 9
20:00 WNW 18 gusts 24 1.71 6.9 100.6 3 9
19:00 NW 22 gusts 29 1.64 6.5 100.5 4 9
18:00 WNW 26 gusts 33 1.75 6.9 100.4 4 9
17:00 WNW 24 gusts 29 1.68 6.7 100.3 5 9
16:00 W 22 gusts 28 1.68 6.1 100.2 4 9
15:00 NW 22 gusts 27 1.72 6.1 100.1 4 9
14:00 WNW 22 gusts 25 1.61 6.7 100.0 6 9
13:00 NW 16 gusts 19 1.52 6.1 100.1 6 9
12:00 NW 21 gusts 25 1.65 6.1 100.1 5 9
11:00 WNW 24 gusts 30 1.69 6.7 100.0 5 9
10:00 NW 25 gusts 31 1.56 5.6 99.9 5 9
9:00 WNW 24 gusts 29 1.47 5.3 99.9 5 9
8:00 NW 22 gusts 28 1.66 6.1 99.8 6 9
7:00 WNW 23 gusts 28 1.55 5.9 99.7 6 9
6:00 WNW 23 gusts 27 1.65 5.9 99.7 7 9
5:00 WNW 23 gusts 29 1.63 5.7 99.6 7 9
4:00 WNW 24 gusts 30 1.47 6.3 99.6 8 9
3:00 NW 24 gusts 30 1.47 6.5 99.6 9 9
2:00 WNW 22 gusts 27 1.44 5.6 99.5 9 9

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