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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Harrow AAFC

11:00 AM EDT 16 March 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)
16 March 2026
11:00 SW 17 gusts 32 N/A N/A 99.5 1 79 -2
10:00 SW 23 gusts 32 N/A N/A 99.4 2 85 0
9:00 WSW 19 gusts 27 N/A N/A 99.2 3 89 2
8:00 WSW 16 gusts 24 N/A N/A 99.1 4 99 4
7:00 WSW 22 gusts 32 N/A N/A 99.0 5 100 5
6:00 S 17 gusts 22 N/A N/A 98.8 10 100 10
5:00 S 13 gusts 24 N/A N/A 98.8 10 100 10
4:00 S 15 gusts 24 N/A N/A 98.9 12 100 12
3:00 SSW 10 N/A N/A 99.0 11 87 9
2:00 SSE 15 gusts 24 N/A N/A 99.0 13 68 7
1:00 S 12 gusts 17 N/A N/A 99.2 13 61 6
0:00 S 11 N/A N/A 99.3 12 64 6
15 March 2026
23:00 S 14 N/A N/A 99.4 16 54 6
22:00 S 16 gusts 21 N/A N/A 99.5 16 53 7
21:00 SSW 15 gusts 21 N/A N/A 99.6 15 55 6
20:00 SSW 19 gusts 25 N/A N/A 99.7 17 51 7
19:00 SSW 16 gusts 23 N/A N/A 99.7 16 51 6
18:00 SSW 17 gusts 24 N/A N/A 99.8 16 53 7
17:00 SSW 12 gusts 19 N/A N/A 99.9 15 57 7
16:00 S 12 gusts 20 N/A N/A 100.0 15 58 7
15:00 S 16 N/A N/A 100.1 16 57 7
14:00 S 11 N/A N/A 100.3 14 55 5
13:00 ESE 5 N/A N/A 100.5 10 57 2
12:00 ESE 8 N/A N/A 100.7 8 55 0
11:00 E 5 gusts 15 N/A N/A 100.9 5 67 -1

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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