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Georgian Bay: Past 24 Hour Conditions

Warnings

 

Oshawa Executive Airport

10:00 AM EDT 10 July 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
10 July 2026
10:00 ESE 6 Partly Cloudy 16 101.3 24 72 18 30
9:00 NE 2 Cloudy 16 101.2 22 80 18 28
8:00 N 4 Sunny 16 101.2 22 86 19 28
7:00 NE 3 Cloudy 16 101.1 20 99 20 *
6:00 N 2 Mainly Sunny 16 101.1 19 100 19 *
5:00 N 3 Clear 16 101.1 18 100 18 *
4:00 N 5 Clear 16 101.0 18 99 18 *
3:00 NNW 4 Mostly Cloudy 16 101.0 19 98 19 *
2:00 WNW 2 Clear 16 101.0 19 100 19 *
1:00 WSW 3 Partly Cloudy 16 101.0 20 100 20 *
0:00 WNW 3 Partly Cloudy 16 101.0 20 99 20 27
09 July 2026
23:00 WNW 3 Clear 16 101.0 20 98 20 28
22:00 WNW 5 Mostly Cloudy 16 101.0 21 96 21 29
21:00 W 5 Mostly Cloudy 16 101.0 22 95 21 30
20:00 calm Cloudy 16 100.9 22 94 21 31
19:00 W 2 Light Rain 16 100.9 22 96 21 31
18:00 W 3 Rain 16 101.0 23 88 21 32
17:00 calm Mostly Cloudy 16 101.0 23 92 21 32
16:00 WNW 5 Rain 16 101.0 23 86 21 31
15:00 NW 11 Cloudy 16 100.9 26 70 20 33
14:00 NW 8 gusts 15 Mostly Cloudy 16 101.0 29 61 20 36
13:00 NW 7 Cloudy 16 101.0 27 68 21 35
12:00 SW 5 Mostly Cloudy 16 101.0 27 71 21 35
11:00 SSW 6 Cloudy 16 101.0 26 72 21 35
10:00 WSW 4 Mainly Sunny 16 101.1 26 73 21 35

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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