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

Warnings

 

Egbert

04:00 AM EDT 18 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
18 July 2026
4:00 S 6 N/A N/A 100.9 20 78 16 *
3:00 SE 5 N/A N/A 101.0 19 92 18 *
2:00 SSE 5 N/A N/A 101.2 19 88 17 *
1:00 SSE 3 N/A N/A 101.3 21 81 17 26
0:00 S 3 N/A N/A 101.4 21 84 18 26
17 July 2026
23:00 ESE 3 N/A N/A 101.4 21 81 17 26
22:00 SE 4 N/A N/A 101.4 21 75 16 26
21:00 SE 3 N/A N/A 101.4 22 67 16 27
20:00 NE 2 N/A N/A 101.5 23 61 15 27
19:00 NW 4 N/A N/A 101.6 25 54 15 29
18:00 WSW 3 N/A N/A 101.6 26 50 15 30
17:00 SW 7 N/A N/A 101.6 28 43 14 31
16:00 SSW 6 N/A N/A 101.7 28 40 13 31
15:00 S 2 N/A N/A 101.7 27 45 14 31
14:00 calm N/A N/A 101.8 26 45 13 29
13:00 SE 3 N/A N/A 101.9 25 47 13 27
12:00 SW 6 N/A N/A 102.0 25 49 13 27
11:00 SSW 5 N/A N/A 102.0 23 49 12 25
10:00 S 5 N/A N/A 102.0 23 49 11 24
9:00 SE 4 N/A N/A 102.0 21 53 11 23
8:00 SE 4 N/A N/A 102.0 20 63 13 *
7:00 S 2 N/A N/A 102.0 17 82 14 *
6:00 NE 1 N/A N/A 102.0 15 96 14 *
5:00 calm N/A N/A 101.9 15 94 14 *
4:00 ESE 3 N/A N/A 101.8 16 92 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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