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Cornwall to Montréal: Past 24 Hour Conditions

Warnings

 

Oshawa Executive Airport

12:00 PM EST 15 December 2025
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
15 December 2025
12:00 W 10 gusts 20 Cloudy 16 102.3 -4 81 -7 -10
11:00 WSW 6 Light Snow 2 102.4 -6 92 -7 -11
10:00 WSW 3 Light Snow 2 102.5 -7 87 -9 -10
9:00 W 3 Light Snow 16 102.6 -9 87 -11 -12
8:00 calm Light Snow 16 102.6 -11 87 -12 *
7:00 calm Cloudy 16 102.6 -12 87 -13 *
6:00 W 2 Light Snow 16 102.7 -12 87 -13 -14
5:00 W 2 Cloudy 16 102.7 -12 89 -14 -15
4:00 W 3 Cloudy 16 102.7 -13 90 -14 -16
3:00 NNE 3 Cloudy 16 102.7 -14 89 -16 -18
2:00 W 4 Mainly Clear 16 102.8 -17 87 -19 -22
1:00 calm Clear 16 102.7 -14 95 -15 *
0:00 W 4 Light Snow 16 102.8 -15 90 -16 -20
14 December 2025
23:00 W 7 Light Snow 16 102.9 -12 86 -14 -19
22:00 W 7 Light Snow 6 102.8 -11 83 -14 -18
21:00 WNW 9 Light Snow 16 102.8 -11 75 -14 -18
20:00 NW 8 Cloudy 16 102.8 -10 72 -14 -17
19:00 NW 11 Clear 16 102.8 -11 68 -16 -19
18:00 WNW 10 Clear 16 102.7 -11 64 -17 -19
17:00 WNW 9 Clear 16 102.6 -11 58 -17 -18
16:00 WNW 11 gusts 16 Mainly Sunny 16 102.5 -10 58 -16 -18
15:00 NW 13 gusts 18 Sunny 16 102.4 -9 54 -16 -17
14:00 NW 13 gusts 18 Sunny 16 102.3 -8 54 -16 -16
13:00 N 14 Sunny 16 102.3 -9 52 -17 -17
12:00 NNW 12 gusts 17 Mainly Sunny 16 102.2 -9 56 -16 -17

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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