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Coxos surfForecast / Ericeira / Portugal
48hr Weather and Surf, issued 12 am Monday 18 May 2026 WESTForecast update in hr min s Forecast update imminent
Coxos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coxos sea temperature is
16.6° C
(Which is normal for this time of year)How big are the waves at Coxos today?
The current surf forecast for Coxos at 9AM is: 1.8m 13s primary swell from a Northwest direction and 1.3m 8s secondary swell from a North-northwest direction (forecast issued at 12:00am May 18). An open ocean swell of 0.1m 18s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.8m) | 13s |
| Afternoon (18 May) | 6ft (1.8m) | 12s |
| Evening (18 May) | 5ft (1.6m) | 11s |
Table - waves today at Coxos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Wed morning, min 13°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | |
526 | 1280 | 1127 | 1092 | 913 | 800 | 699 | 606 | 524 | 462 | 399 | 377 | 322 | 388 | 459 | 525 | 2457 | 2939 | 2991 | 2615 | 2231 | 1803 | 1597 | 1277 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | glassy | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | on | cross-on | cross-on | |
High Tide | 4:16AM2.98m | 4:36PM3.10m | 5:07AM2.86m | 5:26PM3.03m | 6:00AM2.69m | 6:20PM2.90m | ||||||||||||||||||
Low Tide | 10:02PM-0.03m | 10:20AM0.10m | 10:52PM0.01m | 11:08AM0.21m | 11:45PM0.12m | 11:59AM0.37m | ||||||||||||||||||
 | |  |  | | |  |  | | | | | | | | | | | | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:46 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 17 | 21 | 25 | 24 | 22 | 20 |
8 | 9 | 9 | 10 | 11 | 12 | 11 | 12 | 13 | 14 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 19 | 24 | 22 | 21 | 19 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 526 | 1280 | 1127 | 1092 | 913 | 800 | 699 | 606 | 524 | 462 | 399 | 377 | 322 | 388 | 459 | 450 | 2457 | 2939 | 2991 | 2615 | 2231 | 1803 | 1597 | 1277 |
Swell 2 Height (m) Direction Period (s) | NW 10 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | WNW 15 | WNW 14 | NW 17 | WNW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 63 | 13 | 13 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 10 | 17 | 21 | 41 | 70 | 525 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 18 | S 18 | — | — | — | — | — | — | W 16 | W 16 | W 16 | SW 16 | SW 16 | SW 16 | WNW 14 | SW 15 | SW 15 | — | — | — | — | — | — | — |
| kJ | 13 | 6 | — | — | — | — | — | — | 5 | 5 | 5 | 10 | 10 | 10 | 36 | 9 | 9 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 7 | NNW 8 | NNW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | N 3 | — | — | — | — | — | — | — |
| kJ | 193 | 178 | 230 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 34 | 34 | 36 | 132 | 223 | 403 | 403 | 34 | 17 | 34 | 0 | 2 | 34 | 225 | 34 | 17 | 17 | 2 | 2 | 2 | 12 | 34 | 34 | 2 |
Best forecast wave conditions in Ericeira | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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