Arenillas Negras Surf Break

Lat Long: 18.50° S 70.32° W

Arenillas Negras Surf Forecast and Surf Report

Issued: 1 pm 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Arenillas Negras sea temperature is
18.8° C
1.7° 

Arenillas Negras surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Arenillas Negras surf forecast from 26 Jul 2026:

  • Best quality surf: Monday 27 Jul, 8PM (local time) - 3.5ft (1.1m), 16s period, SW swell with glassy winds.
  • Most powerful swell: Tuesday 28 Jul, 11PM (local time) - 6ft (1.9m), 14s period, SW swell with 1,505 kJ wave energy.
  • Next surfable swell (1★+): Sunday 26 Jul, 5PM (local time) - 2.5ft (0.7m), 18s 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 Sunday (Jul 26) at 5PM. The primary swell is predicted to be 0.7m and 18s period with a secondary swell of 0.9m and 11s. Another secondary swell of 0.8m and 15s is also forecast. 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 1.9m 14s and forecast to arrive on Tuesday (Jul 28) at 11PM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Sun 26th Jul)2.5ft (0.7m) 18s
Best Surf 8PM (Mon 27th Jul)3.5ft (1.1m) 16s
Most Powerful11PM (Tue 28th Jul)6ft (1.9m) 14s

Table - best surf conditions forecast for Arenillas Negras over the next 16 days.


Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun afternoon, min 15°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 22°C on Fri morning, min 16°C on Wed night). Wind will be generally light.

Sun
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
3
2
2
4
4
3
4
3
3
3
2
3
3
2
0
2
1
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SW
18
0.8
SW
18
1.1
SW
17
1.1
SW
16
1.4
SW
16
1.6
SW
15
1.7
SW
15
1.6
SW
14
2
SW
13
1.8
SW
13
1.6
SW
13
1.5
SW
12
1.4
SW
12
1.3
SW
13
1
SW
12
1
SW
12
0.9
SW
11
1.1
SW
11
1.1
SW
11
1.3
SW
12
Wave Graph
Metric surfscale
Energy kJ
314
457
671
694
1057
1088
1212
934
1319
1034
851
624
580
535
278
278
185
315
268
503
Wind (km/h)
5
W
5
W
10
SW
10
SW
5
NNE
5
WNW
5
WSW
0
ENE
10
WSW
5
WSW
0
SSE
5
W
5
W
5
NNE
5
N
10
SW
5
SSE
5
W
5
WSW
0
ESE
Wind State
glassy
glassy
on
on
glassy
glassy
cross-on
glassy
on
on
glassy
cross-on
glassy
glassy
cross-off
on
glassy
cross-on
glassy
glassy
High Tide
7:35PM0.65m
8:05AM1.17m
8:18PM0.68m
8:42AM1.20m
8:58PM0.70m
9:17AM1.22m
9:34PM0.73m
9:49AM1.22m
10:10PM0.76m
10:20AM1.21m
10:46PM0.78m
10:50AM1.17m
11:22PM0.81m
Low Tide
2:25PM0.33m
1:02AM0.27m
3:02PM0.29m
1:45AM0.25m
3:35PM0.26m
2:25AM0.24m
4:06PM0.23m
3:02AM0.23m
4:36PM0.21m
3:39AM0.24m
5:04PM0.20m
4:16AM0.26m
5:33PM0.19m
4:54AM0.29m
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:09
7:09
7:09
7:09
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:23
6:24
6:24
6:24
6:24
6:25
6:25
 mm
Temp °C
19
16
18
19
16
18
19
16
18
19
17
18
19
17
22
20
17
19
20
17
Feels °C
18
17
18
19
17
19
18
17
18
19
18
18
19
18
22
17
18
19
20
18
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

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