Islita Surf Break

Islita 48 hour detailed Surf Forecast

Lat Long: 9.85° N 85.40° W

Issued: 5 pm 27 Jun 2026 (local time)

Forecast update in  hr  min

Today's Islita sea temperature is
30.0° C

1.6°C warmer than normal for this time of year

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


How big are the waves at Islita today (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 3.5ft (1.1m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 3.5ft (1.1m), 15s period with SW swell.
  • Evening surf: Evening surf (28 Jun, local time) - 3.5ft (1.0m), 16s period with SW swell.

The current surf forecast for Islita at 12AM is: 1.1m 15s primary swell from a Southwest direction and 0.9m 11s secondary swell from a South direction (forecast issued at 05:00pm June 27). The wind direction is predicted to be offshore and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (28 Jun)3.5ft (1.1m)15s
Afternoon (28 Jun)3.5ft (1.1m)15s
Evening (28 Jun)3.5ft (1.0m)16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 31°C on Sat afternoon, min 25°C on Sun night). Wind will be generally light.

Sat
27
Sunday
28
Monday
29
Tue
30
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
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
Rating
(10 max)
3
3
3
3
3
3
3
2
2
3
3
3
3
3
3
2
2
3
3
3
3
3
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1
SW
15
1
SW
16
1
SW
16
0.7
SW
16
1
SW
16
1
SW
16
1
SW
15
0.9
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.8
SW
14
0.6
SW
18
Wave Graph
Metric surfscale
Energy kJ
661
644
620
605
589
581
574
566
566
447
477
483
258
489
483
465
309
305
305
305
305
305
248
252
Wind (km/h)
0
WSW
5
W
10
N
10
NNE
10
NNE
10
N
5
NNE
5
S
5
WSW
5
WNW
10
N
10
NNE
10
N
10
NNE
10
NNE
5
SSW
10
WSW
5
W
5
NNE
5
NE
5
NNE
5
N
5
NNE
5
SSW
Wind State
glassy
glassy
off
off
off
off
cross-off
on
cross
cross-off
off
off
off
off
off
on
cross-on
glassy
glassy
cross-off
cross-off
off
glassy
on
High Tide
12:51PM2.22m
1:31AM1.99m
1:37PM2.26m
2:16AM2.06m
2:21PM2.31m
2:58AM2.12m
Low Tide
7:21PM0.51m
7:25AM0.70m
8:05PM0.45m
8:10AM0.64m
8:46PM0.39m
8:53AM0.60m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:05
6:05
6:05
 mm
Temp °C
31
29
27
26
26
26
29
31
31
29
27
26
25
25
28
30
30
29
28
27
26
26
29
30
Feels °C
36
34
30
29
29
29
32
34
34
33
29
28
27
27
31
33
33
34
32
31
30
30
33
33
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1
SW
15
1
SW
16
1
SW
16
0.8
S
10
1
SW
16
1
SW
16
1
SW
15
0.9
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.8
SW
14
0.7
SW
14
Energy kJ
661
644
620
605
589
581
574
566
566
447
477
483
127
489
483
465
309
305
305
305
305
305
248
206
Swell 2
Height (m)
Direction
Period (s)
0.9
S
12
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.8
S
11
0.8
S
10
0.8
S
10
0.8
S
10
0.8
S
10
0.8
S
10
0.7
SW
16
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
10
0.7
S
9
0.6
S
9
Energy kJ
214
192
189
182
178
178
141
138
138
136
131
130
258
96
92
92
90
90
90
89
89
87
83
58
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
20
0.2
SSW
20
0.1
SW
24
0.1
SW
24
0.1
SW
24
0.1
SW
24
0.1
SW
23
0.1
SW
22
0.3
SW
21
0.7
SW
13
0.4
SW
21
0.3
SW
21
0.3
SW
21
0.5
SW
19
0.6
SSW
19
0.6
SSW
19
0.6
SSW
19
0.4
SW
19
0.4
SW
19
0.5
SW
18
0.6
SW
18
Energy kJ
37
37
22
22
22
22
21
18
72
176
116
71
68
184
251
251
251
133
127
155
252
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
3
Distance (km)
0
0
0
0
0
0
0
30
5
0
0
0
0
0
0
30
48
0
0
0
0
0
0
43
Best forecast wave conditions in Guanacaste
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Best forecast wave conditions in Costa Rica
Rating
(10 max)
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
6
9
9
8
6
6
5
9
5
9
6
6
7
6
5
8
6
5
5
5
5
5
5
5
  • 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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