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Eastern Lake Ontario: Past 24 Hour Conditions

Warnings

 

Cobourg

07:00 AM EDT 24 April 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)
24 April 2026
7:00 ENE 6 N/A N/A 101.5 6 49 -4
6:00 E 5 N/A N/A 101.4 8 41 -5
5:00 ENE 7 N/A N/A 101.3 9 36 -5
4:00 ENE 3 N/A N/A 101.3 10 34 -6
3:00 NE 5 N/A N/A 101.3 11 34 -5
2:00 NE 4 N/A N/A 101.2 11 48 0
1:00 ENE 2 N/A N/A 101.2 8 72 3
0:00 calm N/A N/A 101.2 7 67 2
23 April 2026
23:00 calm N/A N/A 101.3 7 69 2
22:00 W 3 N/A N/A 101.3 8 62 1
21:00 calm N/A N/A 101.3 8 62 1
20:00 calm N/A N/A 101.3 13 31 -3
19:00 W 3 N/A N/A 101.3 13 32 -3
18:00 W 3 N/A N/A 101.3 13 36 -2
17:00 W 4 N/A N/A 101.4 13 43 0
16:00 W 4 N/A N/A 101.4 11 44 0
15:00 W 4 N/A N/A 101.5 13 41 -1
14:00 W 4 N/A N/A 101.6 11 45 -1
13:00 W 4 N/A N/A 101.7 9 59 1
12:00 WSW 3 N/A N/A 101.7 10 59 2
11:00 W 3 N/A N/A 101.8 9 71 4
10:00 WSW 3 N/A N/A 101.8 8 64 2
9:00 SW 4 N/A N/A 101.8 7 74 3
8:00 WSW 1 N/A N/A 101.8 7 73 2
7:00 W 2 N/A N/A 101.7 6 72 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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