Islita Surf Break

Islita 48 hour detailed Surf Forecast

Lat Long: 9.85° N 85.40° W

Issued: 5 pm 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Islita sea temperature is
29.6° C

Slightly warmer than usual

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 (13 Jun):

  • Morning surf: Morning surf (13 Jun, local time) - 3.5ft (1.0m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (13 Jun, local time) - 3.5ft (1.0m), 15s period with SSW swell.
  • Evening surf: Evening surf (13 Jun, local time) - 3ft (0.9m), 15s period with SSW swell.

The current surf forecast for Islita at 1AM is: 0.8m 16s primary swell from a South-southwest direction and 0.8m 13s secondary swell from a South-southwest direction (forecast issued at 05:00pm June 12). The wind direction is predicted to be offshore and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (13 Jun)3.5ft (1.0m)16s
Afternoon (13 Jun)3.5ft (1.0m)15s
Evening (13 Jun)3ft (0.9m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 23mm), heaviest during Sun afternoon. Warm (max 31°C on Sat morning, min 25°C on Sun night). Wind will be generally light.

Fri
12
Saturday
13
Sunday
14
Mon
15
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)
2
3
3
3
3
3
3
2
2
2
3
3
3
3
2
1
0
0
0
2
2
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)
0.8
SSW
17
0.8
SSW
16
0.8
SSW
16
0.8
SSW
16
1.1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.8
SSW
14
0.8
SSW
14
0.7
SW
14
0.9
SW
15
0.8
SSW
16
0.7
SW
15
0.6
SW
24
0.8
SW
15
0.7
SW
14
Wave Graph
Metric surfscale
Energy kJ
364
347
339
334
627
525
512
506
487
393
382
372
362
293
301
264
261
203
309
310
223
444
255
214
Wind (km/h)
5
SW
5
SSW
5
N
5
NNE
5
NNE
5
NNE
5
NE
5
S
5
S
0
S
5
E
5
NE
10
NE
10
NE
5
NE
10
SSE
10
SSE
15
SE
15
SE
10
SSE
5
SSE
10
NNE
10
N
5
N
Wind State
cross-on
glassy
glassy
off
off
cross-off
glassy
on
on
glassy
glassy
cross-off
cross-off
cross-off
cross-off
on
on
cross-on
cross-on
cross-on
glassy
off
off
glassy
High Tide
00:23AM2.17m
12:41PM2.62m
1:21AM2.30m
1:37PM2.72m
2:17AM2.42m
Low Tide
6:14PM0.34m
6:20AM0.45m
7:11PM0.19m
7:19AM0.34m
8:05PM0.06m
8:16AM0.24m
thunderstorm
thunderstorm
clear
clear
thunderstorm
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:01
6:01
6:01
6:01
 mm
1
1
1
1
1
7
4
3
4
Temp °C
29
29
28
27
27
27
29
31
30
29
28
27
27
27
29
30
29
28
26
26
25
25
27
28
Feels °C
33
35
33
31
31
32
33
35
34
35
33
31
31
31
33
34
32
31
28
30
30
29
31
33
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
17
0.8
SSW
13
0.8
SSW
13
0.8
SSW
13
1.1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SW
14
0.9
SW
14
0.8
SSW
14
0.8
SSW
14
0.7
SW
14
0.9
SW
15
0.8
SSW
16
0.8
S
5
0.8
S
5
0.8
SW
15
0.7
SW
14
Energy kJ
364
198
198
198
627
525
512
506
487
393
382
372
362
293
301
264
261
203
309
310
29
31
255
214
Swell 2
Height (m)
Direction
Period (s)
0.8
SSW
13
0.8
SSW
16
0.8
SSW
16
0.8
SSW
16
0.3
W
7
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
18
0.6
SSW
18
0.5
S
8
0.5
S
16
0.6
SSW
16
0.6
SSW
16
0.5
S
16
0.6
SSW
15
0.7
SW
15
0.7
SW
15
0.7
S
7
0.7
S
7
Energy kJ
195
347
339
334
9
20
20
20
31
31
32
32
158
240
31
132
203
201
126
169
223
217
51
50
Swell 3
Height (m)
Direction
Period (s)
0.4
W
7
0.4
WNW
7
0.3
W
7
0.3
W
7
0.3
W
7
0.3
W
7
0.3
SSW
20
0.3
SSW
19
0.3
SSW
19
0.4
SSW
18
0.5
S
18
0.5
S
8
0.5
S
8
0.5
S
17
0.5
S
8
0.5
S
8
0.6
S
8
0.5
S
8
0.5
S
8
0.6
SSW
15
0.6
SW
24
0.6
SSW
15
0.6
S
15
Energy kJ
16
18
9
9
8
8
75
73
72
110
160
32
31
140
30
30
41
28
28
167
444
167
155
Wind waves
Height (m)
Direction
Period (s)
0.5
SSE
3
0.6
SSE
4
0.9
SSE
5
Energy kJ
7
15
41
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
3
2
3
3
3
3
2
2
2
3
2
2
2
3
2
2
Distance (km)
30
0
0
0
0
0
0
39
57
0
0
0
0
0
0
39
39
30
19
19
0
0
0
0
Best forecast wave conditions in Guanacaste
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
3
2
3
3
3
3
3
Best forecast wave conditions in Costa Rica
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
3
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
8
9
6
5
5
5
5
5
5
4
4
4
4
5
5
5
9
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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