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Western Lake Ontario: Past 24 Hour Conditions

Warnings

 

Lake Simcoe Regional Airport

03:00 AM EST 05 March 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
05 March 2026
3:00 NE 2 N/A N/A 102.2 -6 85 -8 -8
2:00 NNE 2 N/A N/A 102.3 -6 85 -8 -7
1:00 calm N/A N/A 102.3 -4 87 -6 *
0:00 N 1 N/A N/A 102.2 -4 84 -6 -5
04 March 2026
23:00 calm N/A N/A 102.2 -3 78 -7 *
22:00 calm N/A N/A 102.3 -3 81 -6 *
21:00 calm N/A N/A 102.3 -3 82 -5 *
20:00 N 2 N/A N/A 102.4 -1 77 -5 -2
19:00 calm N/A N/A 102.4 1 64 -5 *
18:00 SSW 2 N/A N/A 102.3 6 37 -7 *
17:00 S 5 N/A N/A 102.2 7 37 -7 *
16:00 S 6 N/A N/A 102.3 7 39 -6 *
15:00 S 6 N/A N/A 102.3 7 38 -6 *
14:00 S 5 N/A N/A 102.4 7 40 -6 *
13:00 WNW 2 N/A N/A 102.5 7 37 -7 *
12:00 SSE 3 N/A N/A 102.5 5 50 -4 *
11:00 SSE 5 N/A N/A 102.5 4 57 -4 *
10:00 W 4 N/A N/A 102.6 1 70 -4 *
9:00 SW 4 N/A N/A 102.6 0 74 -4 -3
8:00 NW 2 N/A N/A 102.6 -7 87 -9 -9
7:00 S 4 N/A N/A 102.6 -10 89 -11 -13
6:00 N 4 N/A N/A 102.5 -6 92 -7 -10
5:00 WNW 3 N/A N/A 102.5 -8 92 -9 -11
4:00 WNW 5 N/A N/A 102.5 -8 91 -10 -13
3:00 W 7 N/A N/A 102.4 -5 99 -5 -10

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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