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Southern Georgian Bay: Past 24 Hour Conditions

Warnings

 

Sarnia Chris Hadfield Airport

12:00 AM EDT 16 April 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
16 April 2026
0:00 S 6 Mostly Cloudy 16 101.0 17 94 16 *
15 April 2026
23:00 S 6 Cloudy 16 101.0 18 93 17 *
22:00 SSW 5 Mostly Cloudy 16 101.0 18 95 17 *
21:00 SSW 6 Cloudy 16 101.0 18 93 17 *
20:00 SW 6 Cloudy 16 100.9 20 86 17 *
19:00 SW 9 Cloudy 16 100.9 21 85 18 26
18:00 SSW 10 gusts 15 Mostly Cloudy 16 100.8 20 90 19 27
17:00 SSW 8 Mostly Cloudy 16 100.8 21 85 18 27
16:00 SSW 8 Light Rain 16 101.0 20 87 18 26
15:00 SSW 7 gusts 15 Mostly Cloudy 16 100.9 21 77 17 26
14:00 SSW 8 gusts 17 Mainly Sunny 16 101.0 21 78 17 26
13:00 W 2 Mostly Cloudy 16 101.0 20 84 17 *
12:00 NNW 7 Mostly Cloudy 16 101.0 18 90 16 *
11:00 SW 8 gusts 15 Light Rain 16 101.0 17 96 16 *
10:00 SSW 11 Light Rain 16 100.9 16 95 15 *
9:00 W 5 Light Rain 16 101.0 16 95 15 *
8:00 SW 8 Mostly Cloudy 16 100.9 16 93 15 *
7:00 SSW 12 gusts 17 Cloudy 16 100.8 16 95 15 *
6:00 SSW 9 Cloudy 16 100.7 16 98 15 *
5:00 SSW 7 Cloudy 16 100.8 15 99 15 *
4:00 S 9 Light Rain 16 100.7 16 99 16 *
3:00 WSW 7 Rain 8 100.8 16 98 16 *
2:00 SW 16 gusts 28 Thunderstorm 6 100.8 16 93 15 *
1:00 SSE 13 Thunderstorm 16 100.7 16 93 15 *
0:00 SSE 9 Cloudy 16 100.9 17 83 14 *

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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