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Northern Georgian Bay: Past 24 Hour Conditions

Warnings

 

Brockville

05:00 AM EDT 10 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)
10 March 2026
5:00 SW 3 N/A N/A 101.2 3 74 -1
4:00 NW 3 N/A N/A 101.2 7 60 0
3:00 SW 4 N/A N/A 101.2 9 54 0
2:00 SSW 4 N/A N/A 101.2 9 52 0
1:00 SSW 4 N/A N/A 101.2 8 54 -1
0:00 SW 5 N/A N/A 101.2 9 51 -1
09 March 2026
23:00 SW 5 N/A N/A 101.1 9 50 -1
22:00 SW 5 N/A N/A 101.1 9 48 -1
21:00 SW 8 N/A N/A 100.9 10 45 -1
20:00 SW 6 N/A N/A 100.9 11 42 -1
19:00 SSW 9 N/A N/A 100.9 14 36 -1
18:00 SW 11 gusts 20 N/A N/A 100.8 15 35 0
17:00 SW 13 gusts 21 N/A N/A 100.7 16 35 1
16:00 SW 15 gusts 22 N/A N/A 100.7 16 36 1
15:00 SW 15 gusts 22 N/A N/A 100.8 15 33 -1
14:00 SW 13 gusts 18 N/A N/A 100.8 14 34 -2
13:00 SW 18 gusts 25 N/A N/A 100.9 13 38 -1
12:00 SW 13 gusts 23 N/A N/A 100.9 11 41 -1
11:00 SW 13 gusts 20 N/A N/A 100.9 10 45 -1
10:00 SW 15 gusts 22 N/A N/A 100.9 10 46 -1
9:00 SW 13 N/A N/A 100.9 9 49 -1
8:00 SSW 8 N/A N/A 100.9 8 54 -1
7:00 SSW 8 N/A N/A 100.9 7 54 -1
6:00 SSW 6 N/A N/A 101.0 7 58 -1
5:00 SW 7 N/A N/A 101.0 5 66 -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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