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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Harrow AAFC

10:00 PM EDT 12 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) Wind Chill
12 March 2026
22:00 SSW 1 N/A N/A 101.9 -1 83 -4 -2
21:00 WSW 2 N/A N/A 101.9 -1 77 -4 -2
20:00 WNW 2 N/A N/A 101.8 3 43 -8 *
19:00 WNW 6 N/A N/A 101.8 5 34 -9 *
18:00 WNW 4 N/A N/A 101.8 5 37 -8 *
17:00 NW 4 N/A N/A 101.8 5 37 -9 *
16:00 WNW 6 N/A N/A 101.8 5 36 -9 *
15:00 WNW 9 gusts 17 N/A N/A 101.8 5 39 -8 *
14:00 WSW 10 N/A N/A 101.9 3 56 -5 *
13:00 WSW 13 N/A N/A 101.9 4 51 -5 *
12:00 W 9 N/A N/A 102.0 3 53 -6 *
11:00 WNW 7 N/A N/A 102.1 2 54 -7 *
10:00 W 8 N/A N/A 102.1 1 58 -7 *
9:00 W 7 N/A N/A 102.1 0 66 -5 *
8:00 W 5 N/A N/A 102.0 -1 71 -6 -5
7:00 W 3 N/A N/A 101.9 -1 69 -6 -4
6:00 NW 5 N/A N/A 101.8 -1 62 -7 -5
5:00 NW 7 gusts 15 N/A N/A 101.7 -1 58 -8 -5
4:00 NW 5 N/A N/A 101.6 0 67 -5 *
3:00 NW 10 gusts 16 N/A N/A 101.6 1 67 -4 *
2:00 NW 9 gusts 15 N/A N/A 101.5 2 74 -3 *
1:00 NW 8 gusts 17 N/A N/A 101.5 2 72 -3 *
0:00 WNW 6 gusts 16 N/A N/A 101.4 2 81 -1 *
11 March 2026
23:00 NW 10 gusts 17 N/A N/A 101.3 2 78 -2 *
22:00 NW 9 gusts 16 N/A N/A 101.1 2 90 1 *

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

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Map of Great Lakes - Lake Huron marine weather areas Wiarton Airport Western Islands Cove Island Goderich Lake Simcoe Regional Airport Vineland Station Parry Sound Harbour Sarnia Chris Hadfield Airport Tobermory Muskoka Airport Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Lagoon City Southeast Shoal Burlington Lift Bridge Welland-Pelham Windsor Airport Port Colborne Erieau Peterborough Municipal Airport CFB Trenton Toronto City Centre Airport Point Petre Oshawa Executive Airport Hamilton Munro Int'l Airport Point Pelee Cobourg Port Colborne - 45142 North Channel - 45154 Ajax - 45159 Lake Nipissing - 45152 Sault Ste. Marie Airport Killarney Lake Simcoe - 45151 Greater Sudbury Airport South Lake Huron - 45149 Lake St Clair - 45147 North Bay Airport South Georgian Bay - 45143 Gore Bay-Manitoulin Airport Grimsby - 45139 Georgian Bay - 45137 Great Duck Island Collingwood Kingston Airport Grenadier Island Brockville Prince Edward Point - 45135 Port Stanley - 45132
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