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Surf Forecasts:

Dunes surfForecast / Puerto Rico / Puerto Rico

information circle48hr Weather and Surf, issued 7 pm Wednesday 18 Mar 2026 AST
Forecast update in hr  min  s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
26.8° C
 (Which is slightly warmer than usual)

How big are the waves at Dunes today?

The current surf forecast for Dunes at 4AM is: 1.7m 9s primary swell from a East-northeast direction and 0.1m 17s secondary swell from a Northeast direction (forecast issued at 07:00pm March 18). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (AST) & DateWave HeightWave Period
Morning (19 Mar)5ft (1.6m)9s
Afternoon (19 Mar)5.5ft (1.7m)9s
Evening (19 Mar)6ft (1.8m)9s

Table - waves today at Dunes. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
Saturday
21
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
1
2
2
3
2
2
0
1
2
2
2
2
2
2
2
1
2
1
2
2
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.3
ENE
2.2
ENE
1.9
ENE
1.7
ENE
1.6
ENE
1.6
ENE
1.6
ENE
1.6
ENE
1.8
ENE
1.8
ENE
1.6
ENE
1.5
ENE
1.4
ENE
1.4
ENE
1.3
ENE
1.3
ENE
1.3
ENE
1.4
ENE
1.3
ENE
1.3
ENE
1.2
ENE
1.2
ENE
1.2
ENE
1.2
ENE
Period(s) (?)999999999999999999999999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)923826605495443443424424521521415375329329287280280322266266227227227232
Wind
(km/h)
20
ENE
20
WSW
10
E
15
ESE
10
ESE
10
ESE
10
NE
10
NNE
10
NW
10
W
5
SSE
5
SE
10
SE
10
SE
5
NNW
10
NNW
5
NNW
10
E
10
SE
10
SE
10
SE
10
SSE
10
SSW
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off		crosscross-
off		cross-
off		cross-
off		cross-
on		cross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		cross-
off		glassonglasscrosscross-
off		cross-
off		cross-
off		offcross-
off		cross-
off
High Tide
/ height (m)
8:31PM
0.51
8:50AM
0.49
9:21PM
0.55
9:28AM
0.45
10:11PM
0.59
10:08AM
0.42
Low Tide
/ height (m)
2:22PM
0.15
2:45AM
0.13
2:53PM
0.12
3:39AM
0.14
3:28PM
0.08
4:36AM
0.15
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunrise-----6:33-------6:31-------6:31--
Sunset6:37-------6:37-------6:38-------
rain showers
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
Rain (mm)
1------11---------------
Temp. °C272524222223272526252423222327252725232322242828
Feels °C (?)272525222324282627272625242429263027242423262928
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dunes surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Dunes at:
surf-forecast.com

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