
Surf Forecasts:
Arenillas Negras surf forecast from 5 Aug 2026:
- Best quality surf: Wednesday 5 Aug, 8AM (local time) - 6ft (1.8m), 12s period, SW swell with glassy winds.
- Most powerful swell: Monday 10 Aug, 11PM (local time) - 7ft (2.2m), 16s period, SSW swell with 2,359 kJ wave energy.
- Next surfable swell (1★+): Tuesday 4 Aug, 11PM (local time) - 6ft (1.8m), 12s period with SW swell.
Best Forecast Surf Conditions for Arenillas Negras this week:
The surf forecast for Arenillas Negras over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 04) at 11PM. The primary swell is predicted to be 1.8m and 12s period with a secondary swell of 0.1m and 21s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Arenillas Negras in the next 16 days are 2.2m 16s and forecast to arrive on Monday (Aug 10) at 11PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (-04) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Tue 4th Aug) | 6ft (1.8m) 12s |
| Best Surf | 8AM (Wed 5th Aug) | 6ft (1.8m) 12s |
| Most Powerful | 11PM (Mon 10th Aug) | 7ft (2.2m) 16s |
Table - best surf conditions forecast for Arenillas Negras over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 19°C on Wed afternoon, min 15°C on Tue night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Very mild (max 18°C on Sat afternoon, min 14°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | ||||||||||||||
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) | SW 12 | SW 12 | SW 12 | SW 12 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 10 | SSW 9 | SW 15 | SSW 15 | SSW 14 | SSW 13 | SSW 13 | SW 15 |
Wave Graph | |||||||||||||||||||
813 | 899 | 899 | 624 | 683 | 728 | 1363 | 1382 | 1147 | 905 | 816 | 284 | 272 | 523 | 924 | 1178 | 1599 | 1363 | 1147 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | on | glassy | on | on | glassy | on | cross-on | glassy | on | on | glassy | on | on | glassy | glassy | cross-on | glassy |
High Tide | 1:32AM0.93m | 1:15PM0.87m | 2:29AM0.97m | 2:10PM0.78m | 3:35AM1.03m | 3:23PM0.70m | 4:45AM1.10m | 4:49PM0.65m | 5:53AM1.19m | 6:10PM0.66m | 6:54AM1.27m | 7:16PM0.70m | |||||||
Low Tide | 7:28AM0.41m | 7:41PM0.23m | 8:45AM0.43m | 8:29PM0.24m | 10:16AM0.43m | 9:27PM0.25m | 11:45AM0.38m | 10:35PM0.24m | 12:57PM0.30m | 11:44PM0.21m | 1:53PM0.23m | 00:49AM0.16m | |||||||
— | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — | 7:03 | — | — | |
6:27 | — | 6:27 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:29 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 18 | 19 | 16 | 17 | 18 | 16 | 17 | 18 | 15 | 17 | 18 | 15 | 17 | 18 | 16 | 17 | 18 | 16 |
Feels °C | 17 | 18 | 19 | 17 | 17 | 18 | 17 | 17 | 17 | 15 | 16 | 17 | 15 | 17 | 17 | 17 | 17 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 10 | SSW 9 | SSW 10 | SSW 15 | SSW 14 | SSW 13 | SSW 13 | SSW 12 |
813 | 899 | 899 | 624 | 440 | 669 | 1363 | 1382 | 1147 | 905 | 816 | 284 | 272 | 264 | 924 | 1178 | 1599 | 1363 | 658 | |
Swell 2 Height (m) Direction Period (s) | SSW 21 | SW 20 | SW 19 | SSW 10 | SW 16 | SW 16 | SSW 8 | — | — | SW 19 | SW 18 | SW 13 | SW 12 | SW 15 | SSW 9 | SSW 9 | SW 18 | SW 16 | SW 15 |
42 | 97 | 184 | 98 | 683 | 728 | 51 | — | — | 15 | 80 | 228 | 139 | 523 | 293 | 237 | 375 | 767 | 1147 | |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 10 | SW 18 | S 9 | SSW 9 | — | — | — | — | SW 18 | SW 17 | SW 16 | SW 12 | SW 11 | SW 19 | — | — | — |
— | — | 20 | 252 | 59 | 79 | — | — | — | — | 80 | 77 | 208 | 158 | 58 | 287 | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 54 | 109 | 0 | 54 | 109 | 0 | 54 | 109 | 0 | 54 | 109 | 0 | 3 | 191 | 0 | 0 | 149 | 0 |
Best forecast wave conditions in Atacama | |||||||||||||||||||
Best forecast wave conditions in Chile | |||||||||||||||||||
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Information about the Arenillas Negras Surf forecast
The above surf forecast table for Arenillas Negras provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Arenillas Negras can be found by selecting the local surf guide option on the grey menu. Our Arenillas Negras 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 (Arenillas Negras) 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 Arenillas Negras 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.
Arenillas Negras is 3 km (2 miles) from the city of Arica. If you plan a holiday in Atacama, look for hotels and other accommodation in Arica. Arica has rooms for a wide range of budgets as well as car hire and transport links.











