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Surf Forecasts:
Cow Bay surfForecast / Nova Scotia / Canada
48hr Weather and Surf, issued 1 am Wednesday 10 Dec 2025 ASTForecast update in hr min s Forecast update imminent
Cow Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cow Bay sea temperature is
6.3° C
(Which is slightly warmer than usual)How big are the waves at Cow Bay today?
The current surf forecast for Cow Bay at 9AM is: 0.1m 15s primary swell from a East direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 01:00am December 10). An open ocean swell of 1.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (AST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 0.5ft (0.1m) | 15s |
| Afternoon (10 Dec) | 0.5ft (0.1m) | 15s |
| Evening (10 Dec) | 0.5ft (0.1m) | 14s |
Table - waves today at Cow Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 4 | 4 | 5 | 6 | 15 | 15 | 14 | 14 | 12 | 6 | 6 | 6 | 10 | 9 | 10 | 10 | 12 | 10 | 10 | 11 | 12 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 16 | 18 | 55 | 209 | 4 | 4 | 4 | 4 | 11 | 164 | 264 | 369 | 341 | 705 | 1431 | 2112 | 3 | 0 | 0 | 0 | 0 | 82 | 79 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 11:53PM 1.54 | 11:57AM 1.52 | 12:52AM 1.49 | 12:58PM 1.41 | 1:50AM 1.46 | 2:02PM 1.33 | ||||||||||||||||||
Low Tide / height (m) | 6:24AM 0.41 | 6:49PM 0.23 | 7:23AM 0.46 | 7:42PM 0.32 | 8:23AM 0.48 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:39 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:32 | - | - | - | - | - | - | - | 4:32 | - | - | - | - | - | - | - | 4:32 | - | - |
 | | |  |  | | | | |  | | | |  |  | | | | | |  | | | | |
Rain (mm) | - | - | - | - | 1 | - | - | - | - | 1 | 2 | 4 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | -5 | -3 | -1 | 2 | 5 | 7 | 6 | 7 | 8 | 9 | 8 | 9 | 8 | 7 | 5 | 4 | 0 | -1 | -2 | -3 | -2 | -2 | -2 | -2 |
| Feels °C (?) | -11 | -8 | -6 | -5 | -3 | -1 | 1 | 2 | 2 | 3 | 3 | 3 | 1 | 0 | -2 | -5 | -10 | -12 | -13 | -14 | -13 | -13 | -12 | -12 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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