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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Harrow AAFC

07:00 AM EDT 24 April 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
24 April 2026
7:00 SW 4 N/A N/A 100.9 13 100 13 *
6:00 SSW 2 N/A N/A 100.9 10 100 10 *
5:00 calm N/A N/A 100.9 11 100 11 *
4:00 S 3 N/A N/A 101.0 12 100 12 *
3:00 S 3 N/A N/A 101.0 14 100 14 *
2:00 SSE 2 N/A N/A 101.0 12 100 12 *
1:00 SSE 4 N/A N/A 101.0 12 100 12 *
0:00 SE 3 N/A N/A 101.0 12 100 12 *
23 April 2026
23:00 SSE 3 N/A N/A 101.1 12 87 10 *
22:00 SE 4 N/A N/A 101.1 12 77 8 *
21:00 SE 4 N/A N/A 101.1 12 75 8 *
20:00 SE 5 N/A N/A 101.1 13 64 6 *
19:00 SE 5 N/A N/A 101.1 15 55 6 *
18:00 SE 6 N/A N/A 101.1 17 61 9 *
17:00 SE 5 N/A N/A 101.2 19 63 12 *
16:00 SE 4 N/A N/A 101.3 20 66 14 23
15:00 SE 5 N/A N/A 101.4 19 66 13 *
14:00 SE 5 N/A N/A 101.4 18 70 13 *
13:00 SE 4 N/A N/A 101.5 18 76 14 *
12:00 SSE 6 N/A N/A 101.5 17 77 13 *
11:00 SE 4 N/A N/A 101.5 17 76 13 *
10:00 SSE 4 N/A N/A 101.6 15 81 12 *
9:00 ESE 3 N/A N/A 101.6 14 62 7 *
8:00 SE 3 N/A N/A 101.6 12 66 6 *
7:00 E 1 N/A N/A 101.6 9 84 7 *

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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