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

Warnings

 

Greater Sudbury Airport

01:00 AM EDT 17 July 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
17 July 2026
1:00 N 3 Mainly Clear 21 101.9 13 70 7 *
0:00 NNW 4 Partly Cloudy 21 101.9 14 66 7 *
16 July 2026
23:00 NNE 8 Partly Cloudy 21 101.8 17 52 7 *
22:00 N 5 Mostly Cloudy 21 101.8 18 47 6 *
21:00 N 6 Mostly Cloudy 24 101.7 19 43 6 *
20:00 N 6 Mostly Cloudy 24 101.7 21 38 6 *
19:00 NNW 11 gusts 17 Partly Cloudy 24 101.7 24 32 6 *
18:00 NNW 9 Partly Cloudy 24 101.6 25 32 7 *
17:00 NNW 17 Partly Cloudy 24 101.6 25 28 5 *
16:00 NW 13 gusts 22 Partly Cloudy 24 101.6 25 29 6 *
15:00 NNW 10 gusts 17 Partly Cloudy 24 101.6 26 32 8 *
14:00 NW 16 gusts 24 Partly Cloudy 32 101.5 25 31 7 *
13:00 NNW 18 gusts 24 Mainly Sunny 24 101.5 24 31 6 *
12:00 NNW 16 gusts 25 Partly Cloudy 24 101.5 24 43 10 25
11:00 NW 15 gusts 25 Partly Cloudy 24 101.5 23 45 10 24
10:00 NNW 11 gusts 16 Smoke 10 101.5 21 55 12 23
9:00 NNW 16 gusts 25 Smoke 8 101.5 20 70 14 *
8:00 WNW 5 Smoke 5 101.5 16 96 15 *
7:00 WSW 4 Smoke 5 101.4 15 97 14 *
6:00 WSW 5 Smoke 5 101.4 15 100 15 *
5:00 WNW 5 Partly Cloudy 16 101.4 14 100 14 *
4:00 WNW 5 Smoke 5 101.4 15 96 15 *
3:00 WNW 5 Smoke 5 101.4 15 99 15 *
2:00 WNW 5 Smoke 5 101.5 16 96 15 *
1:00 WNW 5 Smoke 3 101.4 16 96 16 *

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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