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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

North Bay Airport

10:00 PM EDT 20 May 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)
20 May 2026
22:00 N 8 gusts 16 Clear 32 102.5 6 57 -2
21:00 N 7 gusts 16 Mainly Clear 32 102.4 8 54 -1
20:00 N 8 gusts 18 Mainly Sunny 48 102.3 10 45 -1
19:00 N 11 gusts 18 Mainly Sunny 48 102.2 12 43 -1
18:00 NW 8 gusts 16 Mostly Cloudy 48 102.2 13 43 1
17:00 NW 9 gusts 17 Mostly Cloudy 48 102.1 12 42 0
16:00 WNW 10 gusts 21 Mostly Cloudy 48 102.1 11 46 0
15:00 NNW 10 gusts 18 Partly Cloudy 48 102.1 12 47 1
14:00 NW 10 gusts 15 Mostly Cloudy 48 102.0 12 50 2
13:00 NNW 13 gusts 19 Partly Cloudy 48 102.0 10 52 1
12:00 NNW 10 gusts 17 Mostly Cloudy 48 102.0 10 57 2
11:00 NW 11 gusts 17 Mostly Cloudy 48 101.9 8 63 1
10:00 NNW 15 gusts 20 Mostly Cloudy 40 101.9 7 68 1
9:00 NNW 13 gusts 19 Mostly Cloudy 40 101.8 6 79 3
8:00 NNW 12 gusts 19 Partly Cloudy 24 101.7 6 85 4
7:00 NW 12 gusts 20 Mostly Cloudy 24 101.6 6 88 4
6:00 NW 10 gusts 18 Light Rain 2 101.5 7 96 6
5:00 WNW 8 gusts 15 Cloudy 16 101.4 9 89 7
4:00 NW 14 gusts 19 Cloudy 16 101.3 10 87 8
3:00 W 12 gusts 18 Mostly Cloudy 16 101.1 12 89 10
2:00 W 12 gusts 20 Cloudy 16 101.0 15 95 14
1:00 WSW 11 gusts 20 Cloudy 16 100.9 16 94 15
0:00 WSW 9 gusts 15 Cloudy 16 100.9 17 94 16
19 May 2026
23:00 WSW 9 Cloudy 16 100.8 18 93 17
22:00 SW 9 Mostly Cloudy 24 100.8 19 91 17

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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