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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 Tuesday 12 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 2PM is: 0.6m 7s primary swell from a South direction and 0.6m 7s secondary swell from a East-southeast direction (forecast issued at 08:00am May 12). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ADT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 2.5ft (0.7m) | 7s |
| Afternoon (12 May) | 2ft (0.6m) | 7s |
| Evening (12 May) | 2ft (0.6m) | 7s |
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 4mm), mostly falling on Tue morning. Very mild (max 13°C on Thu morning, min 4°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 8 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | SE 10 | E 7 | E 7 | SW 4 | SW 5 | SW 6 | SW 6 | SSW 6 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSE 6 | SE 6 | SE 6 | ESE 6 | |
76 | 47 | 51 | 34 | 32 | 34 | 34 | 25 | 16 | 23 | 26 | 27 | 43 | 101 | 98 | 58 | 64 | 65 | 73 | 111 | 138 | 169 | 231 | 257 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | on | on | on | on | cross-on | cross-on | cross | cross | cross-off | |
High Tide | 4:50AM1.38m | 5:24PM1.55m | 5:46AM1.45m | 6:10PM1.67m | 6:39AM1.53m | 6:56PM1.78m | ||||||||||||||||||
Low Tide | 10:59AM0.39m | 11:46PM0.39m | 11:52AM0.34m | 00:40AM0.25m | 12:45PM0.29m | 1:33AM0.13m | ||||||||||||||||||
 | | |  |  |  |  | |  | | | | |  | | | | | | | |  | | | |
 | 5:48 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 |
 | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:32 | — | — | 8:34 |
2 | 2 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 6 | 7 | 9 | 10 | 8 | 6 | 5 | 4 | 7 | 10 | 12 | 10 | 10 | 10 | 9 | 9 | 12 | 13 | 12 | 10 | 8 | 8 | 9 |
4 | 0 | 1 | 3 | 6 | 4 | 3 | 0 | -2 | 1 | 3 | 5 | 4 | 5 | 7 | 6 | 6 | 8 | 8 | 7 | 4 | 3 | 3 | 5 | |
Swell 1 Height (m) Direction Period (s) | S 8 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | SSE 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 6 | SW 6 | SW 6 | ESE 9 |
 kJ | 76 | 47 | 51 | 34 | 32 | 34 | 34 | 25 | 15 | 23 | 26 | 26 | 29 | 31 | 36 | 58 | 64 | 65 | 73 | 100 | 45 | 16 | 13 | 48 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | SSW 8 | S 7 | S 7 | S 7 | S 7 | S 6 | SSE 6 | E 7 | SSE 7 | SSE 7 | SE 10 | SE 10 | SE 10 | E 12 | — | — | — | — | — | — | — | — | SW 6 |
| kJ | 68 | 44 | 38 | 24 | 26 | 28 | 21 | 14 | 14 | 9 | 9 | 15 | 4 | 4 | 3 | — | — | — | — | — | — | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | SSW 8 | SSE 7 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 7 | E 12 | E 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | 52 | 40 | 31 | 21 | 18 | 12 | 27 | 16 | 16 | 16 | 15 | 4 | 3 | 3 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | N 2 | N 3 | N 4 | — | — | W 2 | WSW 4 | WSW 6 | SW 6 | SW 6 | SW 4 | SW 5 | SW 6 | SW 6 | SSW 6 | SSW 5 | SSW 5 | S 5 | SSE 5 | SSE 6 | SE 6 | SE 6 | ESE 6 |
| kJ | — | 1 | 7 | 6 | — | — | 1 | 11 | 47 | 38 | 45 | 27 | 43 | 101 | 98 | 55 | 33 | 37 | 65 | 111 | 138 | 169 | 231 | 257 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 2 | 23 | 7 | 0 | 0 | 0 | 97 | 97 | 97 | 1730 | 1842 | 2057 | 327 | 327 | 327 | 327 | 327 | 942 | 927 | 607 | 618 | 607 | 607 |
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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