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Southern Georgian Bay: Past 24 Hour Conditions

Warnings

 

Oshawa Executive Airport

10:00 AM EST 21 January 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
(EST)		 Wind(knots) Conditions Visibility(km) Pressure(kPa) Air temp(°C) Relative humidity(%) Dew point(°C) Wind Chill
21 January 2026
10:00 S 9 Light Snow 5 102.1 -5 81 -8 -11
9:00 ENE 4 Snow 0.6 102.2 -10 90 -11 -14
8:00 NNE 3 Light Snow 11 102.4 -11 75 -15 -14
7:00 N 3 Mostly Cloudy 16 102.5 -12 69 -16 -15
6:00 NW 4 Cloudy 16 102.5 -12 68 -16 -16
5:00 W 5 Mostly Cloudy 16 102.6 -11 65 -17 -16
4:00 WSW 8 Cloudy 16 102.7 -11 63 -17 -18
3:00 SW 6 Mostly Cloudy 16 102.7 -11 63 -17 -17
2:00 WSW 6 Cloudy 16 102.7 -11 63 -17 -17
1:00 SW 13 gusts 18 Mostly Cloudy 16 102.7 -11 61 -17 -19
0:00 WSW 8 gusts 16 Mostly Cloudy 16 102.7 -11 62 -17 -18
20 January 2026
23:00 WSW 11 gusts 18 Cloudy 16 102.7 -11 61 -17 -19
22:00 WSW 9 gusts 16 Cloudy 16 102.7 -11 62 -17 -18
21:00 SW 10 gusts 18 Mostly Cloudy 16 102.7 -11 64 -17 -19
20:00 WSW 10 gusts 17 Clear 16 102.7 -12 63 -18 -20
19:00 SW 10 Mostly Cloudy 16 102.6 -12 60 -18 -20
18:00 WSW 7 gusts 15 Clear 16 102.6 -12 57 -19 -18
17:00 WSW 9 Partly Cloudy 16 102.6 -12 59 -18 -19
16:00 WSW 15 gusts 24 Sunny 16 102.5 -11 54 -19 -20
15:00 WSW 14 gusts 22 Mostly Cloudy 16 102.5 -10 51 -19 -19
14:00 WSW 15 gusts 25 Partly Cloudy 16 102.4 -11 51 -19 -20
13:00 WSW 18 gusts 24 Mainly Sunny 16 102.4 -11 51 -19 -21
12:00 WSW 17 gusts 25 Mainly Sunny 16 102.4 -12 58 -18 -22
11:00 WSW 14 gusts 25 Haze 8 102.4 -12 59 -18 -21
10:00 WSW 15 gusts 25 Haze 10 102.3 -12 60 -18 -22

If you require additional historical weather information, please visit Climate Data Online

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Map of Great Lakes - Lake Huron marine weather areas Cove Island Goderich Oshawa Executive Airport CFB Trenton Western Islands Wiarton Airport Point Petre Lake Simcoe Regional Airport Parry Sound Harbour Toronto City Centre Airport Muskoka Airport Lagoon City Brockville Hamilton Munro Int'l Airport Sarnia Chris Hadfield Airport Tobermory Cobourg Harrow AAFC Long Point Port Weller Burlington Lift Bridge St. Catharines / Niagara District Airport Southeast Shoal Point Pelee Vineland Station Welland-Pelham Erieau Windsor Airport Port Colborne Killarney South Georgian Bay - 45143 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Lake St Clair - 45147 South Lake Huron - 45149 Sault Ste. Marie Airport Lake Simcoe - 45151 Collingwood Greater Sudbury Airport North Bay Airport Kingston Airport Peterborough Municipal Airport Grenadier Island Port Colborne - 45142 Great Duck Island Ajax - 45159 Gore Bay-Manitoulin Airport North Channel - 45154 Lake Nipissing - 45152
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