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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

Windsor Airport

02:00 AM EDT 18 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
18 July 2026
2:00 SW 10 Clear 16 101.2 24 91 22 33
1:00 SSW 11 Mist 8 101.3 24 95 23 34
0:00 SSW 6 Mist 5 101.4 24 93 23 34
17 July 2026
23:00 SSE 6 Mist 5 101.4 23 85 21 32
22:00 ESE 3 Haze 5 101.5 23 80 19 30
21:00 S 3 Haze 5 101.5 24 72 18 30
20:00 SSE 4 Haze 5 101.5 25 65 18 31
19:00 SSE 7 Haze 4 101.5 26 61 18 33
18:00 SSE 8 Haze 3 101.6 28 57 19 35
17:00 SSE 8 Haze 4 101.6 28 56 19 35
16:00 S 6 Haze 4 101.7 29 58 19 36
15:00 SE 6 Haze 5 101.8 28 56 18 34
14:00 SE 7 Haze 5 101.9 27 59 19 33
13:00 S 6 Haze 4 101.9 27 64 19 34
12:00 S 4 Haze 4 102.0 26 64 18 32
11:00 E 3 Haze 3 102.0 25 68 18 31
10:00 ENE 2 Haze 2 102.0 23 73 18 30
9:00 calm Mist 2 102.0 21 87 19 27
8:00 calm Mist 2 102.0 19 99 19 *
7:00 E 2 Mist 2 102.0 17 99 17 *
6:00 SW 4 Light Rain 2 102.0 18 96 18 *
5:00 WSW 2 Mist 2 102.0 19 92 17 *
4:00 SSE 2 Mist 2 101.9 18 95 17 *
3:00 N 2 Haze 2 101.9 21 76 17 26
2:00 NNE 2 Mist 2 101.9 19 89 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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