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Birsay Bay Surf Forecast
/ Scot – Orkney (6 surf breaks) /
Birsay Bay surfForecast / Scot – Orkney / UK
48hr Weather and Surf, issued 12 pm Wednesday 13 Aug 2025 BST
How big are the waves at Birsay Bay today?
The current surf forecast for Birsay Bay at 2PM is: 0.9m 9s primary swell from a West direction and 0.3m 7s secondary swell from a North direction (forecast issued at 12:00pm August 13). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 2.5ft (0.8m) | 7s |
| Afternoon (13 Aug) | 3ft (0.9m) | 9s |
| Evening (13 Aug) | 3.5ft (1.0m) | 9s |
Table - waves today at Birsay Bay. (Swell directed towards the surf break)
Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 121 | 153 | 154 | 167 | 235 | 351 | 380 | 305 | 295 | 228 | 155 | 132 | 118 | 104 | 132 | 143 | 68 | 76 | 78 | 81 | 115 | 107 | 129 | 94 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | on | on | on | on | on | on | cross- on | cross- on | on | cross- on | on | on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:02PM 2.86 | 12:09AM 3.18 | 12:44PM 2.76 | 12:54AM 2.99 | 1:32PM 2.63 | 1:50AM 2.76 | ||||||||||||||||||
Low Tide / height (m) | 6:03PM 0.33 | 6:38AM 0.12 | 6:47PM 0.47 | 7:23AM 0.36 | 7:37PM 0.65 | |||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - | - | - | 5:31 |
| Sunset | - | - | - | 9:08 | - | - | - | - | - | - | - | 9:06 | - | - | - | - | - | - | - | 9:02 | - | - | - | - |
 |  | |  |  |  |  | | | | | | | | |  | | | | |  | | | | |
Rain (mm) | - | - | - | 1 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 13 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 |
| Feels °C (?) | 13 | 13 | 11 | 14 | 13 | 12 | 14 | 12 | 12 | 12 | 10 | 10 | 10 | 10 | 8 | 8 | 7 | 7 | 8 | 9 | 9 | 8 | 8 | 8 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Scot - Orkney
calm at Stromness mean that is clean at Birsay Bay. 0.8m 9s swell from the W with a 0.3m 7s swell from the NNW and a 0.2m 10s swell from the WSW. 3 swells combining to make bigger set waves.
24 km away, 28 min ago
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