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

Warnings

 

Brockville

05:00 PM EDT 15 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
15 March 2026
17:00 ENE 13 gusts 21 N/A N/A 102.0 0 69 -5 -6
16:00 ENE 12 gusts 20 N/A N/A 102.2 -1 69 -6 -6
15:00 ENE 12 gusts 18 N/A N/A 102.3 -1 69 -6 -7
14:00 ENE 12 N/A N/A 102.5 -1 70 -6 -7
13:00 E 5 N/A N/A 102.8 -1 68 -7 -4
12:00 ESE 6 N/A N/A 102.9 -1 64 -7 -5
11:00 ESE 5 N/A N/A 103.0 -2 67 -7 -5
10:00 ESE 4 N/A N/A 103.1 -3 75 -7 -6
9:00 E 3 N/A N/A 103.1 -5 83 -7 -8
8:00 E 2 N/A N/A 103.1 -7 89 -8 -9
7:00 E 3 N/A N/A 103.1 -7 92 -8 -10
6:00 E 3 N/A N/A 103.1 -10 90 -12 -13
5:00 S 2 N/A N/A 103.1 -11 91 -12 -12
4:00 SW 1 N/A N/A 103.0 -11 91 -12 -12
3:00 calm N/A N/A 103.0 -10 92 -11 *
2:00 WSW 2 N/A N/A 102.9 -9 92 -10 -11
1:00 WSW 3 N/A N/A 102.9 -8 90 -9 -10
0:00 WSW 2 N/A N/A 102.8 -6 84 -8 -7
14 March 2026
23:00 W 4 N/A N/A 102.8 -4 78 -8 -7
22:00 WNW 4 N/A N/A 102.7 -3 71 -8 -6
21:00 NW 8 N/A N/A 102.6 -2 69 -6 -6
20:00 WNW 7 N/A N/A 102.4 -1 83 -4 -5
19:00 WNW 9 N/A N/A 102.2 1 70 -4 *
18:00 W 6 N/A N/A 102.1 1 69 -4 *
17:00 W 9 N/A N/A 101.9 1 69 -4 *

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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