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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Grenadier Island

04:00 PM EDT 08 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
08 June 2026
16:00 WNW 2 N/A N/A 102.2 26 39 11 27
15:00 SE 2 N/A N/A 102.2 24 43 11 26
14:00 S 2 N/A N/A 102.3 25 44 12 27
13:00 E 2 N/A N/A 102.4 22 56 13 25
12:00 SSE 2 N/A N/A 102.5 22 56 13 24
11:00 SSW 2 N/A N/A 102.5 21 62 14 24
10:00 calm N/A N/A 102.5 21 66 14 24
9:00 ENE 3 N/A N/A 102.5 16 78 12 *
8:00 ENE 2 N/A N/A 102.4 15 80 12 *
7:00 E 2 N/A N/A 102.4 14 86 11 *
6:00 ENE 2 N/A N/A 102.4 12 100 12 *
5:00 NNE 3 N/A N/A 102.3 12 100 12 *
4:00 NNE 2 N/A N/A 102.2 12 100 12 *
3:00 NE 1 N/A N/A 102.2 12 100 12 *
2:00 NNE 1 N/A N/A 102.1 13 100 13 *
1:00 NNW 1 N/A N/A 102.0 14 96 13 *
0:00 calm N/A N/A 102.0 14 94 13 *
07 June 2026
23:00 N 2 N/A N/A 102.0 16 92 14 *
22:00 NE 2 N/A N/A 102.0 17 86 15 *
21:00 ENE 3 N/A N/A 101.9 17 85 15 *
20:00 NNE 2 N/A N/A 101.7 19 77 15 *
19:00 NNE 2 N/A N/A 101.6 19 78 15 *
18:00 NNE 2 N/A N/A 101.6 19 76 15 *
17:00 NNE 3 N/A N/A 101.5 20 76 15 *
16:00 NNW 3 N/A N/A 101.4 20 77 15 *

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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