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

Warnings

 

Lake Simcoe - 45151

05:00 PM EDT 22 September 2026Buoy position: 44.5N 79.37W
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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) Wave height(m) Wave period(s) Pressure(kPa) Air temp(°C) Water temp(°C)
22 September 2026
17:00 ENE 9 gusts 13 0.21 2.2 103.0 17 19
16:00 ENE 7 gusts 10 0.20 2.1 103.0 16 19
15:00 E 8 gusts 11 0.21 2.2 103.0 15 19
14:00 E 8 gusts 12 0.23 2.3 103.1 15 19
13:00 E 8 gusts 11 0.30 2.5 103.1 14 19
12:00 E 10 gusts 13 0.36 2.8 103.1 13 19
11:00 ENE 12 gusts 17 0.39 2.9 103.1 11 19
10:00 ENE 13 gusts 17 0.42 3.0 103.1 10 19
9:00 E 16 gusts 20 0.45 3.0 103.0 9 19
8:00 ENE 17 gusts 21 0.43 2.9 103.0 9 19
7:00 ENE 16 gusts 19 0.42 2.7 102.9 9 19
6:00 ENE 15 gusts 19 0.38 2.6 102.9 9 19
5:00 ENE 13 gusts 17 0.33 2.3 102.9 9 19
4:00 ENE 11 gusts 15 0.32 2.3 102.9 9 19
3:00 NE 12 gusts 15 0.30 2.5 102.8 10 19
2:00 ENE 12 gusts 15 0.30 2.0 102.8 10 19
1:00 ENE 13 gusts 17 0.38 2.6 102.8 11 19
0:00 ENE 15 gusts 19 0.42 2.9 102.7 12 19
21 September 2026
23:00 ENE 17 gusts 21 0.45 2.9 102.7 12 19
22:00 ENE 17 gusts 21 0.42 2.7 102.7 12 19
21:00 ENE 17 gusts 21 0.41 2.7 102.6 13 19
20:00 NE 15 gusts 18 0.30 2.4 102.6 14 19
19:00 NE 12 gusts 15 0.29 2.5 102.5 15 19
18:00 E 10 gusts 15 0.27 2.4 102.5 15 19
17:00 ENE 10 gusts 15 0.19 1.9 102.4 15 19

If you require additional historical weather information please visit Fisheries and Oceans Canada

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