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

Warnings

 

Brockville

05:00 PM EDT 22 September 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)
22 September 2026
17:00 NE 9 N/A N/A 103.0 16 48 5
16:00 ENE 10 N/A N/A 103.0 16 46 5
15:00 NE 9 N/A N/A 103.0 16 50 5
14:00 NE 11 N/A N/A 103.1 15 53 5
13:00 NE 8 N/A N/A 103.1 14 57 5
12:00 NNE 9 gusts 15 N/A N/A 103.1 12 62 5
11:00 NNE 10 gusts 15 N/A N/A 103.1 11 65 5
10:00 ENE 9 N/A N/A 103.1 11 71 6
9:00 NE 9 N/A N/A 103.1 9 77 5
8:00 NE 8 N/A N/A 103.0 7 86 4
7:00 NE 5 N/A N/A 103.0 5 94 4
6:00 NE 5 N/A N/A 102.9 5 95 4
5:00 NE 4 N/A N/A 102.9 5 94 4
4:00 NE 4 N/A N/A 102.8 7 85 5
3:00 ENE 6 N/A N/A 102.8 8 83 5
2:00 NE 4 N/A N/A 102.8 8 84 5
1:00 NE 8 N/A N/A 102.7 8 78 5
0:00 NNE 5 N/A N/A 102.7 8 78 5
21 September 2026
23:00 NNE 6 N/A N/A 102.7 9 77 5
22:00 NNE 6 N/A N/A 102.6 9 72 5
21:00 NNE 5 N/A N/A 102.6 9 75 5
20:00 NNE 4 N/A N/A 102.6 10 68 5
19:00 NE 3 N/A N/A 102.5 12 62 5
18:00 NNE 5 N/A N/A 102.5 14 55 5
17:00 NNE 6 N/A N/A 102.5 15 49 4

If you require additional historical weather information, please visit Climate Data Online

The data for the page you have requested is not available. Please return to your previous selection or to the Marine Weather homepage.

Great Lakes - Lake Erie and Lake Ontario Area

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