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

Warnings

 

Grenadier Island

07:00 PM EDT 09 June 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) Humidex
09 June 2026
19:00 S 1 N/A N/A 101.4 26 63 19 32
18:00 SW 4 N/A N/A 101.5 28 51 16 32
17:00 S 1 N/A N/A 101.5 28 62 20 36
16:00 SSW 3 N/A N/A 101.6 27 55 17 33
15:00 S 1 N/A N/A 101.7 27 56 17 32
14:00 S 5 N/A N/A 101.7 26 61 18 31
13:00 SSW 1 N/A N/A 101.8 26 64 19 33
12:00 SSW 2 N/A N/A 101.8 25 66 18 32
11:00 SSW 2 N/A N/A 101.9 25 66 18 30
10:00 S 2 N/A N/A 102.0 22 72 17 27
9:00 calm N/A N/A 102.0 21 74 16 26
8:00 calm N/A N/A 102.0 19 75 15 *
7:00 calm N/A N/A 102.1 17 78 13 *
6:00 E 1 N/A N/A 102.0 14 94 13 *
5:00 calm N/A N/A 102.0 14 97 13 *
4:00 calm N/A N/A 102.1 14 95 13 *
3:00 calm N/A N/A 102.0 14 94 13 *
2:00 calm N/A N/A 102.1 14 95 13 *
1:00 calm N/A N/A 102.1 15 93 14 *
0:00 SW 2 N/A N/A 102.1 17 83 14 *
08 June 2026
23:00 calm N/A N/A 102.1 16 79 12 *
22:00 calm N/A N/A 102.1 18 70 12 *
21:00 SSW 1 N/A N/A 102.1 18 67 12 *
20:00 calm N/A N/A 102.1 21 59 12 23
19:00 WSW 3 N/A N/A 102.1 24 48 13 27

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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