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

Warnings

 

Point Petre

03:00 AM EDT 21 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)
21 May 2026
3:00 NNE 11 gusts 17 N/A N/A 102.4 10 53 1
2:00 NNE 8 N/A N/A 102.3 10 75 6
1:00 N 7 N/A N/A N/A 10 77 6
0:00 NNW 9 N/A N/A N/A 11 76 7
20 May 2026
23:00 WNW 7 N/A N/A N/A 10 85 7
22:00 WNW 8 N/A N/A N/A 10 83 7
21:00 WNW 11 N/A N/A 102.1 10 80 7
20:00 WNW 11 N/A N/A 102.0 10 78 6
19:00 W 11 gusts 17 N/A N/A 101.9 11 67 5
18:00 W 8 gusts 16 N/A N/A 101.9 12 62 5
17:00 W 10 gusts 19 N/A N/A 101.9 12 63 5
16:00 W 11 gusts 18 N/A N/A 101.9 12 63 5
15:00 W 10 gusts 17 N/A N/A 101.9 11 68 5
14:00 W 13 gusts 20 N/A N/A 101.9 11 69 5
13:00 N/A N/A N/A N/A N/A N/A N/A
12:00 N/A N/A N/A N/A N/A N/A N/A
11:00 N/A N/A N/A N/A N/A N/A N/A
10:00 N/A N/A N/A N/A N/A N/A N/A
9:00 W 9 gusts 16 N/A N/A 101.7 10 78 7
8:00 W 11 gusts 17 N/A N/A 101.6 10 81 7
7:00 WNW 13 N/A N/A 101.5 11 88 9
6:00 WNW 10 N/A N/A 101.4 11 95 10
5:00 W 9 gusts 16 N/A N/A 101.3 11 97 11
4:00 WNW 15 N/A N/A 101.3 12 95 11
3:00 WNW 16 gusts 21 N/A N/A 101.3 13 97 13

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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