Roca Loca surfForecast / Golfo de Nicoya / Costa Rica

information circle48hr Weather and Surf, issued 11 pm Friday 15 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Roca Loca surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Roca Loca sea temperature is
30.3° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Roca Loca today?

The current surf forecast for Roca Loca at 8AM is: 0.9m 13s primary swell from a Southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 11:00pm May 15). The wind direction is predicted to be glassy and the swell rating is 2.

Time (CST) & DateWave HeightWave Period
Morning (16 May)3ft (0.9m)13s
Afternoon (16 May)2.5ft (0.7m)13s
Evening (16 May)2.5ft (0.7m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 19mm), heaviest on Sun afternoon. Warm (max 30°C on Sat morning, min 27°C on Fri night). Wind will be generally light.

Saturday
16
Sunday
17
Monday
18
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
Rating
(10 max)
2
2
2
2
2
0
0
1
1
2
2
2
2
0
0
1
2
2
2
1
1
0
0
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.9
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SSW
13
0.7
SSW
13
0.7
SSW
13
Wave Graph
Metric surfscale
Energy kJ
337
268
264
261
257
178
178
178
178
232
261
261
264
264
261
257
250
229
178
178
175
154
154
151
Wind (km/h)
0
NW
5
N
10
NNE
10
NNE
0
NW
10
SSW
10
SSW
5
SW
5
ENE
5
N
5
N
5
NNE
0
ENE
10
SSW
15
S
10
S
0
SE
5
ENE
5
ENE
5
NE
0
N
10
SSW
15
S
10
S
glassy
cross-off
cross-off
off
glassy
cross-on
on
on
glassy
glassy
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
glassy
glassy
off
off
glassy
cross-on
cross-on
cross-on
High Tide
1:53AM2.53m
2:08PM2.94m
2:43AM2.65m
2:57PM3.02m
3:33AM2.73m
3:47PM3.03m
Low Tide
7:51AM0.31m
8:32PM0.02m
8:42AM0.21m
9:21PM-0.07m
9:33AM0.16m
thunderstorm
part cloud
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
1
3
4
1
5
4
1
Temp °C
29
28
27
27
29
30
30
29
28
28
28
27
29
30
30
29
29
28
27
27
29
29
30
29
34
32
30
29
33
33
33
33
33
33
32
30
34
33
33
33
34
32
31
30
33
32
33
33
Swell 1
Height (m)
Direction
Period (s)
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.9
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
13
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.7
SSW
13
0.7
SSW
13
0.7
SSW
13
Energy kJ
337
268
264
261
257
178
178
178
178
232
261
261
264
264
261
257
250
229
178
178
175
154
154
151
Swell 2
Height (m)
Direction
Period (s)
0.5
S
10
0.5
S
10
0.5
S
9
0.5
S
9
0.5
S
9
0.4
S
9
0.5
S
9
0.5
S
9
0.4
S
9
0.4
S
9
0.5
S
9
0.5
S
9
0.5
S
8
0.5
S
8
0.5
S
7
0.5
S
6
0.4
S
6
0.4
S
6
0.5
S
6
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
7
Energy kJ
45
44
42
41
41
25
40
41
25
25
38
36
35
33
22
21
12
11
17
28
28
28
28
27
Swell 3
Height (m)
Direction
Period (s)
0.1
W
13
0.1
SW
18
0.1
SW
18
0.2
SSW
18
0.1
SW
18
0.2
SSW
16
0.3
SSW
16
0.3
SSW
16
0.3
SSW
16
0.1
SW
20
0.1
SW
20
0.1
SW
20
0.2
SSW
20
0.2
SSW
19
0.2
SSW
19
0.2
SSW
18
0.3
S
8
0.4
SW
18
0.4
SW
18
0.2
SSW
18
0.2
SSW
20
0.4
SW
17
0.4
SW
16
0.4
SSW
16
Energy kJ
3
12
12
31
12
26
51
51
51
15
15
15
37
37
37
33
11
82
83
32
39
73
69
105
Wind waves
Height (m)
Direction
Period (s)
0.1
N
7
Energy kJ
1
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
2
2
2
2
1
2
Distance (km)
0
0
0
0
0
145
75
6
0
0
0
0
0
146
75
20
0
0
0
0
0
57
176
48
Best forecast wave conditions in Golfo de Nicoya
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Costa Rica
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
3
2
3
1
2
Header Global
Rating
(10 max)
5
5
4
5
5
6
5
5
5
5
6
9
9
7
4
4
5
6
7
4
5
4
4
4
  • 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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