Surf Forecasts:
Playa de Arenillas surf forecast from 12 Nov 2026:
- Best quality surf: Tuesday 17 Nov, 7PM (local time) - 11ft (3.5m), 10s period, NW swell with cross-offshore winds.
- Most powerful swell: Thursday 19 Nov, 4AM (local time) - 18ft (5.5m), 14s period, NW swell with 11,775 kJ wave energy.
- Next surfable swell (1★+): Saturday 14 Nov, 4AM (local time) - 3.5ft (1.0m), 6s period with NE swell.
Best Forecast Surf Conditions for Playa de Arenillas this week:
The surf forecast for Playa de Arenillas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Nov 14) at 4AM. The primary swell is predicted to be 1.0m and 6s period with a secondary swell of 0.3m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Playa de Arenillas in the next 16 days are 5.5m 14s and forecast to arrive on Thursday (Nov 19) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Thursday (Nov 12) at 1PM.
| Wave Type | Time (CET) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sat 14th Nov) | 3.5ft (1.0m) 6s |
| Best Surf | 7PM (Tue 17th Nov) | 11ft (3.5m) 10s |
| Most Powerful | 4AM (Thu 19th Nov) | 18ft (5.5m) 14s |
Table - best surf conditions forecast for Playa de Arenillas over the next 16 days.
Short Range ForecastHeavy rain (total 26mm), heaviest during Thu afternoon. Very mild (max 18°C on Thu morning, min 13°C on Fri morning). Winds decreasing (fresh winds from the W on Thu morning, calm by Sat afternoon). | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Tue afternoon. Very mild (max 19°C on Tue morning, min 14°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 6 | NNE 6 | NNE 6 | NNE 7 | NNE 6 | NE 6 | NE 5 | W 12 | NW 6 | WNW 7 | WNW 9 | NW 12 | NW 12 | NW 11 | NW 11 | NW 10 | NW 12 | NW 13 | NW 14 | NW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 85 | 87 | 77 | 101 | 139 | 65 | 33 | 14 | 3 | 33 | 31 | 288 | 892 | 1149 | 629 | 332 | 170 | 3120 | 4418 | 4788 | 11009 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-on | cross-on | cross-on | cross | cross-off | glassy | cross-off | off | off | off | glassy | cross | cross | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:03PM3.23m | 6:16AM3.35m | 6:39PM3.05m | 6:54AM3.18m | 7:19PM2.86m | 7:38AM3.01m | 8:07PM2.69m | 8:30AM2.85m | 9:07PM2.56m | 9:33AM2.76m | 10:20PM2.53m | 10:44AM2.76m | 11:32PM2.62m | ||||||||
Low Tide | 11:53AM0.49m | 00:04AM0.68m | 12:32PM0.66m | 00:42AM0.84m | 1:13PM0.86m | 1:23AM1.02m | 2:01PM1.04m | 2:12AM1.18m | 2:58PM1.17m | 3:12AM1.30m | 4:05PM1.22m | 4:23AM1.32m | 5:14PM1.15m | ||||||||
 |  |  |  | |  | |  | | | | | | | | | |  |  | | | |
 | 8:00 | — | — | 8:03 | — | — | 8:03 | — | — | 8:04 | — | — | 8:07 | — | — | 8:07 | — | — | 8:08 | — | — |
 | — | 5:52 | — | — | 5:51 | — | — | 5:50 | — | — | 5:49 | — | — | 5:47 | — | — | 5:46 | — | — | 5:45 | — |
mm | — | 10 | 15 | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 5 | 1 | — | — | 9 |
Temp °C | 18 | 15 | 14 | 13 | 14 | 15 | 18 | 18 | 16 | 17 | 17 | 14 | 16 | 15 | 18 | 19 | 18 | 16 | 18 | 19 | 19 |
Feels °C | 13 | 13 | 13 | 11 | 11 | 14 | 17 | 18 | 14 | 12 | 14 | 13 | 16 | 15 | 16 | 17 | 17 | 16 | 17 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 6 | NNE 6 | NNE 6 | NNE 7 | NNE 6 | NE 6 | NE 5 | NNE 5 | NW 6 | WNW 7 | WNW 9 | NW 12 | NW 12 | NW 11 | NW 11 | NW 10 | NW 12 | NW 13 | NW 14 | NW 16 |
| kJ | 85 | 87 | 77 | 101 | 139 | 65 | 33 | 14 | 2 | 33 | 31 | 288 | 892 | 1149 | 629 | 332 | 170 | 3120 | 4418 | 4788 | 11009 |
Swell 2 Height (m) Direction Period (s) | ENE 4 | NW 11 | WNW 10 | WNW 9 | WNW 9 | NNW 8 | NNW 7 | NNW 7 | N 9 | — | NW 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 57 | 39 | 8 | 8 | 19 | 11 | 5 | 2 | — | 7 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | NNE 6 | NW 4 | NW 6 | — | W 9 | W 8 | — | W 12 | W 11 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 12 | 4 | 1 | — | 2 | 1 | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | NNE 6 | — | — | — | — | — | — | WNW 5 | SSW 2 | SSW 3 | S 3 | — | — | — | S 4 | NW 6 | — | — | SSW 3 | — |
| kJ | 31 | 10 | — | — | — | — | — | — | 33 | 1 | 5 | 4 | — | — | — | 6 | 102 | — | — | 7 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 79 | 60 | 27 | 24 | 17 | 14 | 27 | 87 | 27 | 269 | 87 | 0 | 0 | 11 | 1 | 0 | 11 | 1 | 1 | 1 | 454 |
Best forecast wave conditions in Spain - Cantabria | |||||||||||||||||||||
Best forecast wave conditions in Spain (Europe) | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Playa de Arenillas Surf forecast
The above surf forecast table for Playa de Arenillas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Playa de Arenillas can be found by selecting the local surf guide option on the grey menu. Our Playa de Arenillas surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Playa de Arenillas) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Playa de Arenillas may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Playa de Arenillas is 8 km (5 miles) from Castro-Urdiales. If you plan a holiday in Spain - Cantabria, look for hotels and other accommodation in Castro-Urdiales. Castro-Urdiales has rooms for a wide range of budgets as well as car hire and transport links.
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