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

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St. Catharines / Niagara District Airport

08:00 AM EDT 10 May 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 May 2026
8:00 WNW 9 gusts 15 Mainly Sunny 24 101.4 8 61 1
7:00 W 8 Mainly Sunny 24 101.3 7 65 1
6:00 W 6 N/A N/A 101.2 6 70 1
5:00 WNW 10 N/A N/A 101.1 7 61 0
4:00 WNW 11 N/A N/A 101.0 9 61 2
3:00 WNW 8 N/A N/A 100.9 9 64 3
2:00 WSW 3 N/A N/A 100.9 9 75 5
1:00 WNW 6 N/A N/A 100.8 10 80 7
0:00 SW 3 N/A N/A 100.7 10 100 10
09 May 2026
23:00 SW 7 N/A N/A 100.6 11 96 10
22:00 SSW 11 N/A N/A 100.6 11 92 10
21:00 SW 10 Mostly Cloudy 24 100.5 12 89 10
20:00 SSW 13 Mostly Cloudy 24 100.4 12 84 10
19:00 SW 19 gusts 24 Rainshower 5 100.5 11 92 10
18:00 SSW 10 Mostly Cloudy 16 100.2 16 67 10
17:00 SSW 9 gusts 15 Mostly Cloudy 32 100.3 16 69 10
16:00 SSW 16 gusts 23 Mostly Cloudy 32 100.4 17 64 10
15:00 SSW 17 gusts 23 Mostly Cloudy 24 100.4 18 57 9
14:00 S 16 Mostly Cloudy 24 100.5 17 62 10
13:00 SSW 12 gusts 20 Mostly Cloudy 24 100.5 17 69 11
12:00 S 12 gusts 18 Mostly Cloudy 24 100.6 16 67 10
11:00 SSW 12 Mostly Cloudy 24 100.6 15 68 9
10:00 SSW 10 gusts 16 Mostly Cloudy 24 100.6 15 81 11
9:00 SSW 8 Mostly Cloudy 32 100.7 13 85 10
8:00 S 7 Mostly Cloudy 24 100.7 11 89 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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