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

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St. Catharines / Niagara District Airport

03:00 AM EDT 11 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)
11 March 2026
3:00 E 11 gusts 21 N/A N/A 101.2 5 79 2
2:00 E 14 gusts 19 N/A N/A 101.3 6 75 2
1:00 E 16 gusts 22 N/A N/A 101.4 7 82 4
0:00 ENE 15 gusts 20 N/A N/A 101.4 8 100 8
10 March 2026
23:00 NE 10 N/A N/A 101.5 7 100 7
22:00 NNW 4 N/A N/A 101.6 8 76 4
21:00 N 6 Cloudy 24 101.6 9 74 5
20:00 NNW 8 gusts 17 Cloudy 13 101.5 10 100 10
19:00 NE 3 Cloudy 16 101.4 12 98 12
18:00 SW 10 Mostly Cloudy 24 101.3 17 91 15
17:00 SSW 14 Mostly Cloudy 24 101.2 18 89 16
16:00 SW 15 Cloudy 24 101.2 18 81 15
15:00 SW 12 Mostly Cloudy 24 101.2 20 72 14
14:00 WSW 12 Mostly Cloudy 24 101.2 20 67 14
13:00 SW 9 Mostly Cloudy 24 101.2 19 71 13
12:00 SW 14 gusts 22 Mostly Cloudy 24 101.3 17 72 12
11:00 SW 12 gusts 19 Mostly Cloudy 24 101.3 16 72 11
10:00 SW 12 gusts 18 Cloudy 24 101.2 15 72 10
9:00 SSW 13 Mostly Cloudy 24 101.2 14 69 9
8:00 SSW 12 Partly Cloudy 24 101.2 13 70 7
7:00 SW 8 Mostly Cloudy 24 101.2 13 70 7
6:00 S 9 N/A N/A 101.1 12 63 5
5:00 S 8 N/A N/A 101.1 10 60 3
4:00 SSW 11 N/A N/A 101.1 11 55 2
3:00 SSW 10 N/A N/A 101.1 11 54 2

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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