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Northern Georgian Bay: Past 24 Hour Conditions

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Harrow AAFC

04:00 AM EDT 12 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)
12 April 2026
4:00 ESE 4 N/A N/A 102.6 5 71 0
3:00 ESE 4 N/A N/A 102.7 5 66 -1
2:00 ESE 3 N/A N/A 102.8 5 75 1
1:00 ESE 3 N/A N/A 102.8 4 85 1
0:00 SE 1 N/A N/A 102.9 4 77 0
11 April 2026
23:00 ESE 2 N/A N/A 102.9 3 85 1
22:00 SE 1 N/A N/A 103.0 4 88 2
21:00 SSE 3 N/A N/A 103.0 5 76 1
20:00 SSE 3 N/A N/A 103.0 5 78 2
19:00 SSE 6 N/A N/A 103.0 7 65 0
18:00 S 7 N/A N/A 103.1 7 62 0
17:00 S 9 N/A N/A 103.0 8 61 1
16:00 S 8 N/A N/A 103.1 8 56 0
15:00 S 6 N/A N/A 103.1 9 61 2
14:00 SSE 5 N/A N/A 103.3 8 61 1
13:00 SE 3 N/A N/A 103.3 8 67 3
12:00 NE 7 N/A N/A 103.3 9 53 -1
11:00 NE 7 N/A N/A 103.2 8 52 -2
10:00 ENE 3 N/A N/A 103.2 6 65 0
9:00 SE 2 N/A N/A 103.2 5 63 -2
8:00 NE 5 N/A N/A 103.2 4 100 4
7:00 NE 6 N/A N/A 103.1 3 100 3
6:00 NE 4 N/A N/A 103.0 4 92 2
5:00 NE 6 N/A N/A 103.0 4 100 4
4:00 NE 4 N/A N/A 102.9 4 100 4

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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