Reef
left
Level 6/10

Arenillas Negras

Arica, Chile
🪸Sharp reef🪨Rocks

Arenillas Negras ("Black Sands") is a reef break on a distinctive dark volcanic sand beach in Arica. The wave offers quality walls without the intensity of nearby El Gringo.

10-Day Forecast
Today
21
17
Poor
1.1m
@8s
6km/h
Mon
22
72
Good
2.4m
@17s
7km/h
Tue
23
53
Fair
3.2m
@15s
8km/h
Wed
24
48
Fair
2.7m
@13s
6km/h
Thu
25
81
Firing
2.1m
@17s
6km/h
Fri
26
76
Good
1.7m
@16s
6km/h
Sat
27
79
Good
1.7m
@16s
6km/h
Sun
28
80
Firing
2.3m
@15s
5km/h
Mon
29
81
Firing
2.4m
@16s
5km/h
Tue
30
74
Good
2.5m
@15s
5km/h

Today's Conditions

Find Flights
Swell
1.1m
SSW(204°)
Score: 5/25
Period
8s
Short period / windswell
Score: 1/25
Wind
6km/h
WSW(256°)
Score: 16/25
Weather
19°C
0.0mm73%
Secondary Swell
0.8mSW
Forecast Confidence
100%
Sources: open-meteo-marine, open-meteo-weather
Best Session
morning
AM: 2 km/h W|PM: 8 km/h W
2 km/h vs 8 km/h afternoon
Tide at 7am (-0.1m)

Location & Conditions

Loading map...
0°45°90°135°180°225°270°315°NESW
Swell
Wind
View in OpenStreetMap
Showing forecast for today

Tide Times

2:00 am
High tide - 0.36m
7:36 am
Low tide - -0.11m
1:48 pm
High tide - 0.61m
8:36 pm
Low tide - -0.33m
Times shown in spot-local time.

Strike Score Breakdown

17
Poor
Components
Swell Direction12/25
Swell Size5/25
Swell Period1/25
Wind16/25
Raw Score34/100
Adjustments
🌊 Tide-2
⚠️ Weak Component-5
📉 Undersized Swell-10
🚫 Undersized Capmax 64
Adjusted Score17/100
Confidence
Multiplier×1.00
Final Score17
🌊 Too low for this tide window
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Spot Details

Swell Requirements

Optimal direction
SW (225°)
Direction range
200° - 250°
Size range
1.2m - 2.4m
Ideal size
2.1m
Height multiplier
0.97×
Ideal period
16s+

Wind Requirements

Optimal direction
NE (45°)
Offshore range
20° - 70°

Tide Requirements

Optimal tide
mid
Optimal range
0.4m - 1.4m

Water temp

18°C

Wetsuit

3/2mm fullsuit

Difficulty

6/10

Crowd level

2/10

Access: Near Arica slab zone.

Best Season

Peak: Apr-Sep

Secondary: Mar, Oct

Quality reef break.

Getting There

Airport
ARI
Drive time
12 min
Data quality
community

Strike Log

Community Discussion