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Cow Bay Surf Forecast
/ Nova Scotia (17 breaks) / Nova Scotia (20 breaks) /
Surf Forecasts:
Cow Bay surfForecast / Nova Scotia / Canada
48hr Weather and Surf, issued 8 am Monday 11 May 2026 ADTForecast 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
5.1° C
(Which is slightly warmer than usual)How big are the waves at Cow Bay today?
The current surf forecast for Cow Bay at 1PM is: 1.8m 8s primary swell from a Southeast direction (forecast issued at 08:00am May 11). An open ocean swell of 1.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ADT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 7ft (2.1m) | 8s |
| Afternoon (11 May) | 6ft (1.8m) | 8s |
| Evening (11 May) | 5ft (1.6m) | 8s |
Table - waves today at Cow Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Very mild (max 13°C on Wed afternoon, min 5°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 8 | S 8 | S 8 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | E 6 | SSE 7 | SE 7 | SSE 7 | SW 4 | SW 5 | SW 6 | SW 6 | SW 6 | |
619 | 596 | 481 | 437 | 371 | 306 | 133 | 134 | 76 | 53 | 47 | 33 | 32 | 34 | 34 | 21 | 18 | 11 | 9 | 24 | 56 | 97 | 96 | 44 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | cross-on | cross | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-on | |
High Tide | 3:48AM1.34m | 4:35PM1.44m | 4:50AM1.38m | 5:24PM1.55m | 5:46AM1.45m | 6:10PM1.67m | ||||||||||||||||||
Low Tide | 10:06AM0.43m | 10:48PM0.51m | 10:59AM0.39m | 11:46PM0.39m | 11:52AM0.34m | 00:40AM0.25m | ||||||||||||||||||
 | | | | |  | |  |  | | | | | |  | |  | | | | | | | | |
 | 5:50 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 |
 | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | 8:32 |
— | — | — | — | — | 2 | 1 | — | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 11 | 12 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 10 | 7 | 6 | 6 | 5 | 7 | 11 | 12 | 13 | 10 | 10 | 9 |
8 | 10 | 10 | 9 | 8 | 8 | 8 | 6 | 6 | 4 | 4 | 6 | 5 | 4 | 2 | 1 | -1 | 0 | 4 | 6 | 8 | 5 | 5 | 6 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 8 | S 8 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | E 6 | SSE 7 | SSE 7 | SW 6 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 9 |
 kJ | 619 | 596 | 481 | 437 | 371 | 306 | 133 | 134 | 68 | 53 | 47 | 33 | 32 | 34 | 34 | 21 | 18 | 9 | 9 | 16 | 17 | 28 | 40 | 44 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SSW 8 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | ESE 7 | S 8 | SSW 8 | S 7 | SSW 7 | S 7 | S 7 | S 6 | SSE 7 | E 7 | E 7 | SSE 7 | SE 10 | SSE 7 | E 12 | E 12 | E 9 |
| kJ | 179 | 268 | 313 | 251 | 177 | 164 | 157 | 70 | 76 | 44 | 38 | 29 | 26 | 28 | 21 | 16 | 14 | 8 | 9 | 15 | 5 | 3 | 3 | 27 |
Swell 3 Height (m) Direction Period (s) | SE 15 | SE 15 | SE 15 | SE 15 | SE 15 | SE 14 | ESE 7 | SSW 8 | SSW 8 | SSE 7 | SSW 7 | S 7 | SSW 7 | SW 7 | SE 10 | SE 10 | SE 6 | SE 7 | E 7 | SSE 7 | SE 10 | SE 8 | — | S 9 |
| kJ | 8 | 8 | 8 | 8 | 8 | 8 | 89 | 84 | 52 | 43 | 31 | 24 | 18 | 12 | 16 | 16 | 10 | 11 | 9 | 5 | 15 | 2 | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | NNW 2 | — | — | N 3 | NE 3 | NNE 3 | NNE 3 | NNW 2 | — | WSW 3 | W 4 | W 4 | SW 4 | SW 5 | SW 6 | SW 6 | SW 6 |
| kJ | — | — | — | — | — | — | — | 1 | — | — | 1 | 2 | 1 | 2 | 1 | — | 3 | 12 | 9 | 24 | 56 | 97 | 96 | 44 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 517 | 327 | 0 | 0 | 0 | 0 | 0 | 0 | 124 | 0 | 7 | 0 | 0 | 23 | 97 | 607 | 618 | 2339 | 1369 | 327 | 327 | 327 |
Best forecast wave conditions in Nova Scotia | ||||||||||||||||||||||||
Best forecast wave conditions in Canada | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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