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

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Toronto Pearson Int'l Airport

02:00 AM EDT 19 May 2026
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) Conditions Visibility(km) Pressure(kPa) Air temp(°C) Relative humidity(%) Dew point(°C) Humidex
19 May 2026
2:00 SW 11 Mainly Clear 24 101.4 23 65 16 27
1:00 SW 12 gusts 19 Partly Cloudy 24 101.4 24 61 16 28
0:00 SW 10 Mostly Cloudy 24 101.5 24 61 16 29
18 May 2026
23:00 WSW 8 Cloudy 24 101.5 23 69 17 28
22:00 W 15 gusts 20 Mostly Cloudy 24 101.5 24 64 17 30
21:00 SW 10 gusts 17 Mostly Cloudy 24 101.3 28 45 15 32
20:00 SW 12 gusts 19 Mostly Cloudy 24 101.3 29 45 16 33
19:00 SW 14 gusts 26 Mostly Cloudy 24 101.3 30 41 15 34
18:00 SW 18 gusts 32 Mostly Cloudy 24 101.3 31 37 15 35
17:00 SW 25 gusts 32 Mainly Sunny 24 101.3 31 40 15 35
16:00 SW 21 gusts 28 Mainly Sunny 24 101.3 31 40 15 35
15:00 SW 16 gusts 23 Mainly Sunny 24 101.4 31 41 16 35
14:00 SW 17 gusts 22 Mainly Sunny 24 101.4 31 40 15 35
13:00 SE 8 Mainly Sunny 24 101.5 27 58 18 33
12:00 SSE 9 Mainly Sunny 24 101.6 26 61 18 32
11:00 SE 8 Mainly Sunny 24 101.6 24 63 16 29
10:00 S 7 Sunny 24 101.6 22 67 16 26
9:00 SSE 6 Mainly Sunny 24 101.7 19 76 14 *
8:00 SE 7 Partly Cloudy 18 101.7 16 84 13 *
7:00 SE 5 Mist 10 101.6 14 88 12 *
6:00 ESE 4 Mist 10 101.6 13 91 12 *
5:00 SSE 4 Mostly Cloudy 13 101.6 14 89 13 *
4:00 SE 5 Mostly Cloudy 24 101.6 16 87 14 *
3:00 ESE 3 Mostly Cloudy 24 101.6 18 84 15 *
2:00 NE 5 Mostly Cloudy 24 101.6 18 85 15 *

If you require additional historical weather information, please visit Climate Data Online

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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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