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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Port Colborne - 45142

04:00 PM EDT 12 June 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)
12 June 2026
16:00 WSW 19 gusts 22 1.30 4.8 100.9 19 17
15:00 WSW 17 gusts 21 1.09 4.9 100.9 19 17
14:00 SW 16 gusts 19 1.10 4.7 100.9 19 17
13:00 WSW 17 gusts 21 0.95 4.4 100.9 18 17
12:00 SW 16 gusts 18 0.85 4.5 100.9 18 17
11:00 SW 15 gusts 17 0.90 4.9 100.8 18 17
10:00 WSW 15 gusts 17 1.04 4.9 100.7 19 17
9:00 WSW 17 gusts 21 1.22 4.8 100.7 19 17
8:00 WSW 23 gusts 28 0.86 4.2 100.6 20 17
7:00 SW 16 gusts 18 0.67 4.5 100.5 20 17
6:00 SW 12 gusts 15 0.61 3.9 100.4 19 17
5:00 SW 13 gusts 17 0.45 4.3 100.6 20 17
4:00 S 8 gusts 9 0.36 4.7 100.6 19 17
3:00 S 5 gusts 6 0.45 4.8 100.6 19 17
2:00 S 3 gusts 3 0.46 4.7 100.7 18 17
1:00 SSW 4 gusts 4 0.51 4.1 100.8 18 17
0:00 WSW 8 gusts 9 0.48 3.9 100.8 19 17
11 June 2026
23:00 WSW 9 gusts 10 0.56 3.9 100.8 18 17
22:00 WSW 11 gusts 12 0.70 3.9 100.7 19 17
21:00 WSW 16 gusts 18 0.86 4.2 100.7 19 17
20:00 WSW 16 gusts 18 0.95 4.3 100.7 19 17
19:00 WSW 16 gusts 18 0.77 4.1 100.7 19 17
18:00 SW 14 gusts 17 0.67 3.7 100.7 19 17
17:00 SW 13 gusts 15 0.54 4.2 100.7 19 17
16:00 SSW 12 gusts 14 0.47 4.3 100.7 19 17

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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