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Great Lakes - Lake Erie and Lake Ontario: Past 24 Hour Conditions

Warnings

 

Kemptville

09:00 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) Humidex
20 May 2026
21:00 NW 5 N/A N/A 101.9 15 42 2 *
20:00 NW 5 N/A N/A 101.8 16 40 3 *
19:00 NW 7 N/A N/A 101.7 17 38 2 *
18:00 NNW 11 N/A N/A 101.7 18 36 3 *
17:00 NNW 8 gusts 16 N/A N/A 101.7 18 44 6 *
16:00 NNW 11 gusts 17 N/A N/A 101.6 19 45 6 *
15:00 NW 10 gusts 16 N/A N/A 101.6 19 47 8 *
14:00 NNW 10 N/A N/A 101.6 19 50 8 *
13:00 W 9 gusts 15 N/A N/A 101.6 19 53 9 *
12:00 NW 9 gusts 16 N/A N/A 101.5 19 58 11 *
11:00 NW 8 gusts 15 N/A N/A 101.4 19 62 12 *
10:00 NW 9 gusts 17 N/A N/A 101.3 21 58 12 23
9:00 W 8 gusts 17 N/A N/A 101.2 20 67 13 *
8:00 WSW 6 N/A N/A 101.1 20 71 15 24
7:00 WSW 6 N/A N/A 101.1 20 93 19 *
6:00 WSW 4 N/A N/A 101.0 19 100 19 *
5:00 SW 7 N/A N/A 100.9 19 100 19 *
4:00 SW 5 N/A N/A 100.9 19 100 19 *
3:00 SSW 6 N/A N/A 101.0 19 100 19 *
2:00 SSW 7 N/A N/A 101.0 20 100 20 *
1:00 SW 6 N/A N/A 101.0 21 100 21 29
0:00 SW 6 N/A N/A 101.0 21 100 21 29
19 May 2026
23:00 SW 6 N/A N/A 101.0 21 92 20 29
22:00 SW 5 N/A N/A 101.0 24 69 18 30
21:00 SW 5 N/A N/A 100.9 25 66 18 31

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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