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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 Wednesday 13 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
4.9° C
(Which is normal for this time of year)How big are the waves at Cow Bay today?
The current surf forecast for Cow Bay at 2PM is: 1.0m 4s primary swell from a Southwest direction and 0.5m 7s secondary swell from a East direction, 0.3m 10s secondary swell from a Southeast direction (forecast issued at 08:00am May 13). The wind direction is predicted to be cross-shore.
| Time (ADT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 2.5ft (0.8m) | 5s |
| Afternoon (13 May) | 3.5ft (1.0m) | 4s |
| Evening (13 May) | 4.5ft (1.3m) | 6s |
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 8mm), mostly falling on Thu night. Very mild (max 14°C on Fri afternoon, min 6°C on Wed morning). Winds increasing (light winds from the WSW on Wed night, fresh winds from the NE by Thu night). | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSE 7 | WSW 5 | SE 10 | SW 4 | SW 5 | SW 6 | SW 6 | ESE 9 | ESE 10 | ESE 10 | ESE 9 | ESE 10 | SE 5 | ESE 5 | ESE 6 | ESE 8 | ESE 9 | E 9 | SSE 12 | S 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | |
15 | 28 | 17 | 34 | 66 | 108 | 86 | 68 | 74 | 72 | 78 | 80 | 110 | 102 | 270 | 870 | 1047 | 1079 | 1911 | 1724 | 1291 | 1118 | 863 | 756 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross | on | on | on | on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | off | off | off | |
High Tide | 5:46AM1.45m | 6:10PM1.67m | 6:39AM1.53m | 6:56PM1.78m | 7:29AM1.60m | 7:43PM1.87m | ||||||||||||||||||
Low Tide | 11:52AM0.34m | 00:40AM0.25m | 12:45PM0.29m | 1:33AM0.13m | 1:38PM0.25m | 2:24AM0.03m | ||||||||||||||||||
 | |  | |  |  | | | | | | | | |  |  | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 |
 | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:32 | — | — | — | — | — | — | — | 8:34 | — | — | 8:35 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 6 | — | — | — | — | — | — | — | — | |
Temp °C | 4 | 6 | 10 | 12 | 10 | 10 | 8 | 9 | 9 | 11 | 13 | 12 | 10 | 8 | 9 | 9 | 9 | 9 | 10 | 14 | 12 | 9 | 7 | 7 |
-2 | -1 | 3 | 6 | 4 | 5 | 4 | 6 | 6 | 8 | 9 | 7 | 5 | 3 | 2 | 2 | 3 | 4 | 5 | 10 | 7 | 5 | 3 | 3 | |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | ESE 7 | E 7 | ESE 7 | ESE 8 | ESE 8 | ESE 9 | ESE 10 | ESE 10 | ESE 9 | ESE 10 | — | S 6 | SSE 6 | — | ESE 9 | E 9 | SSE 12 | S 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 10 | 10 | 17 | 27 | 30 | 22 | 40 | 44 | 74 | 72 | 78 | 80 | — | 42 | 122 | — | 1047 | 1079 | 1911 | 1724 | 1291 | 1118 | 863 | 756 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | E 6 | SE 10 | SE 10 | SE 10 | ESE 7 | E 12 | ESE 9 | — | — | — | — | — | SW 6 | — | — | SSE 10 | SSE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 |
| kJ | 15 | 13 | 16 | 15 | 4 | 5 | 3 | 68 | — | — | — | — | — | 8 | — | — | 410 | 610 | 885 | 664 | 476 | 247 | 220 | 143 |
Swell 3 Height (m) Direction Period (s) | SE 6 | SSE 7 | SSE 7 | SE 7 | E 12 | SE 10 | — | — | — | — | — | — | — | — | — | — | SSW 9 | SSE 14 | — | — | — | — | — | — |
| kJ | 10 | 9 | 5 | 2 | 3 | 4 | — | — | — | — | — | — | — | — | — | — | 15 | 308 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | WSW 5 | WSW 6 | SW 4 | SW 5 | SW 6 | SW 6 | SSW 5 | SSW 5 | S 4 | S 5 | S 5 | SE 5 | ESE 5 | ESE 6 | ESE 8 | NNE 6 | — | — | — | — | — | — | NW 3 |
| kJ | 21 | 28 | 47 | 34 | 66 | 108 | 86 | 37 | 18 | 20 | 34 | 50 | 110 | 102 | 270 | 870 | 104 | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 97 | 607 | 2171 | 2175 | 1730 | 327 | 0 | 327 | 327 | 327 | 748 | 769 | 727 | 744 | 646 | 647 | 77 | 0 | 0 | 0 | 120 | 0 | 0 | 0 |
Best forecast wave conditions in Nova Scotia | ||||||||||||||||||||||||
Best forecast wave conditions in Canada | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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