Dunes Surf Break

Lat Long: 18.51° N 67.06° W

Dunes Surf Forecast and Surf Report

Issued: 1 am 31 Jul 2026 (local time)

Forecast update in  hr  min

Today's Dunes sea temperature is
29.0° C
0.7° 

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


Dunes surf forecast from 31 Jul 2026:

  • Best quality surf: Saturday 1 Aug, 11PM (local time) - 5ft (1.5m), 6s period, E swell with cross-offshore winds.
  • Most powerful swell: Friday 31 Jul, 5PM (local time) - 6ft (1.8m), 7s period, ENE swell with 337 kJ wave energy.
  • Next surfable swell (1★+): Saturday 1 Aug, 11PM (local time) - 5ft (1.5m), 6s period with E swell.

Best Forecast Surf Conditions for Dunes this week:

The surf forecast for Dunes over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 01) at 11PM. The primary swell is predicted to be 1.5m and 6s period with a secondary swell of 0.1m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Dunes in the next 16 days are 1.8m 7s and forecast to arrive on Friday (Jul 31) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (AST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sat 1st Aug)5ft (1.5m) 6s
Best Surf11PM (Sat 1st Aug)5ft (1.5m) 6s
Most Powerful 5PM (Fri 31st Jul)6ft (1.8m) 7s

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


Short Range Forecast

Heavy rain (total 33mm), heaviest during Fri afternoon. Warm (max 30°C on Sat morning, min 25°C on Fri night). Winds decreasing (fresh winds from the ENE on Fri afternoon, calm by Sat night).

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Wed afternoon. Warm (max 30°C on Mon morning, min 25°C on Mon night). Wind will be generally light.

Friday
31
Saturday
1
Sunday
2
Monday
3
Tuesday
4
Wednesday
5
Thursday
6
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
ENE
8
1.8
ENE
7
1.3
ENE
8
1.5
ENE
7
2
ENE
6
1.3
ENE
7
1.1
ENE
8
1.5
ENE
8
1.2
ENE
7
1
ENE
7
1.8
ENE
6
1.1
E
6
0.9
ENE
6
1.4
ENE
5
1
E
5
0.6
ENE
7
0.9
ENE
4
0.9
ENE
5
0.9
ENE
6
1.5
ENE
6
1.2
ENE
6
Wave Graph
Metric surfscale
Energy kJ
308
337
218
222
300
191
147
234
156
102
240
80
68
102
53
34
25
35
57
141
112
Wind (km/h)
30
ENE
30
ENE
20
E
20
ENE
25
ENE
10
ESE
10
ENE
15
ENE
15
E
10
E
25
NE
15
ESE
20
ENE
20
ENE
20
E
20
ENE
10
ESE
15
E
15
ENE
35
ENE
25
E
Wind State
cross-on
cross
cross
cross-on
cross
cross-off
cross
cross-on
cross
cross
cross-on
cross-off
cross
cross
cross
cross-on
cross-off
cross
cross-on
cross
cross
High Tide
9:40AM0.39m
10:22PM0.54m
10:29AM0.42m
10:53PM0.52m
11:19AM0.44m
11:25PM0.49m
12:10PM0.47m
11:59PM0.45m
1:03PM0.49m
00:36AM0.41m
2:01PM0.51m
1:18AM0.37m
3:03PM0.54m
2:07AM0.34m
Low Tide
3:32PM0.13m
4:48AM0.18m
4:19PM0.15m
5:17AM0.16m
5:10PM0.18m
5:47AM0.14m
6:07PM0.21m
6:20AM0.11m
7:12PM0.23m
6:59AM0.09m
8:27PM0.24m
7:44AM0.06m
9:46PM0.24m
clear
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
rain showers
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:05
6:05
6:05
6:05
6:05
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:02
7:02
7:01
7:01
7:00
7:00
7:00
 mm
9
7
8
4
4
1
1
1
14
2
1
Temp °C
29
28
27
30
29
28
29
29
27
30
29
28
29
28
27
29
28
27
29
29
27
Feels °C
28
27
27
30
29
30
33
31
28
33
31
30
29
28
27
30
29
30
31
29
27
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Dunes Surf forecast

The above surf forecast table for Dunes provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dunes can be found by selecting the local surf guide option on the grey menu. Our Dunes 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 (Dunes) 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 Dunes 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.

Dunes is 10 km (6 miles) from the city of Aguadilla. If you plan a holiday in Puerto Rico, look for hotels and other accommodation in Aguadilla. Aguadilla has rooms for a wide range of budgets as well as car hire and transport links.

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