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

Warnings

 

Brockville

09:00 AM EDT 13 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
13 March 2026
9:00 SSW 6 N/A N/A 101.7 -4 73 -8 -8
8:00 S 2 N/A N/A 101.7 -5 86 -7 -7
7:00 SSW 2 N/A N/A 101.7 -6 84 -8 -7
6:00 W 2 N/A N/A 101.7 -5 80 -8 -6
5:00 WSW 3 N/A N/A 101.7 -4 76 -8 -7
4:00 WNW 2 N/A N/A 101.7 -5 75 -8 -6
3:00 N 5 N/A N/A 101.7 -4 71 -9 -8
2:00 NNW 6 N/A N/A 101.7 -4 71 -8 -8
1:00 NW 5 N/A N/A 101.7 -3 73 -8 -7
0:00 NW 5 N/A N/A 101.7 -3 73 -8 -7
12 March 2026
23:00 N 5 N/A N/A 101.7 -3 72 -8 -7
22:00 N 5 N/A N/A 101.6 -3 76 -7 -7
21:00 NNE 8 N/A N/A 101.6 -3 78 -6 -8
20:00 N 6 N/A N/A 101.5 -2 75 -6 -6
19:00 NNW 6 N/A N/A 101.4 -1 70 -6 -5
18:00 WNW 9 N/A N/A 101.2 -1 62 -8 -6
17:00 W 6 N/A N/A 101.2 -1 67 -7 -5
16:00 W 9 N/A N/A 101.2 -2 64 -8 -7
15:00 WNW 10 gusts 16 N/A N/A 101.2 -2 65 -8 -8
14:00 W 10 gusts 15 N/A N/A 101.2 -3 67 -8 -9
13:00 W 12 gusts 18 N/A N/A 101.2 -4 63 -10 -10
12:00 W 11 gusts 18 N/A N/A 101.2 -4 62 -10 -10
11:00 W 16 N/A N/A 101.2 -4 64 -9 -11
10:00 W 17 gusts 23 N/A N/A 101.1 -3 63 -9 -11
9:00 W 16 gusts 23 N/A N/A 100.9 -3 65 -9 -10

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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