Islita Surf Break

Islita 48 hour detailed Surf Forecast

Lat Long: 9.85° N 85.40° W

Issued: 5 am 11 Jun 2026 (local time)

Forecast update in  hr  min

Today's Islita sea temperature is
29.9° C

1.2°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 (11 Jun):

  • Morning surf: Morning surf (11 Jun, local time) - 3ft (0.9m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (11 Jun, local time) - 3ft (0.9m), 14s period with SSW swell.
  • Evening surf: Evening surf (11 Jun, local time) - 2.5ft (0.8m), 14s period with SSW swell.

The current surf forecast for Islita at 11AM is: 0.9m 14s primary swell from a South-southwest direction and 0.7m 8s secondary swell from a West direction (forecast issued at 05:00am June 11). The wind direction is predicted to be cross-shore.

Time (CST) & DateWave HeightWave Period
Morning (11 Jun)3ft (0.9m)14s
Afternoon (11 Jun)3ft (0.9m)14s
Evening (11 Jun)2.5ft (0.8m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Sat afternoon. Warm (max 30°C on Thu morning, min 26°C on Thu night). Wind will be generally light.

Thursday
11
Friday
12
Saturday
13
Sun
14
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
9 PM
12 AM
Rating
(10 max)
2
2
2
1
1
2
2
2
2
2
2
2
2
2
3
3
3
3
2
1
2
1
2
3
Swell
Height Map
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
SSW
14
1
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.6
SSW
18
0.9
SSW
13
0.7
SW
17
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
Wave Graph
Metric surfscale
Energy kJ
425
431
362
325
325
321
257
246
236
229
277
309
364
347
339
334
627
525
512
506
487
393
382
377
Wind (km/h)
5
NNE
5
NNE
5
NNW
10
W
10
W
10
WNW
10
NW
10
NNW
10
N
5
N
0
NNW
10
SW
10
WSW
5
W
5
N
5
NE
5
NE
5
NE
5
E
10
SSE
10
S
5
SE
5
ESE
5
ENE
Wind State
off
off
glassy
cross
cross
cross-off
cross-off
off
off
off
glassy
cross-on
cross-on
cross
glassy
glassy
cross-off
cross-off
cross
cross-on
on
cross-on
cross
cross-off
High Tide
10:45AM2.40m
11:21PM2.07m
11:43AM2.51m
00:23AM2.17m
12:41PM2.62m
Low Tide
4:18AM0.62m
5:16PM0.49m
5:19AM0.55m
6:14PM0.34m
6:20AM0.45m
7:11PM0.19m
part cloud
part cloud
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
thunderstorm
part cloud
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:01
6:01
6:01
 mm
1
1
1
2
2
1
Temp °C
25
25
28
30
30
28
27
26
26
26
28
29
29
28
28
27
27
27
29
30
30
28
28
28
Feels °C
29
28
32
33
33
31
30
29
30
30
33
33
33
33
33
32
32
32
33
33
34
33
32
33
Swell 1
Height (m)
Direction
Period (s)
1
SSW
14
1
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
14
0.8
SSW
13
0.9
SSW
13
0.8
SSW
13
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
Energy kJ
425
431
362
325
325
321
257
246
236
229
277
201
364
198
198
198
627
525
512
506
487
393
382
377
Swell 2
Height (m)
Direction
Period (s)
0.9
WNW
9
0.8
WNW
9
0.7
W
8
0.7
W
8
0.7
W
8
0.7
W
8
0.6
W
8
0.6
W
8
0.5
W
7
0.6
SSW
18
0.6
SSW
18
0.7
SW
17
0.8
SSW
13
0.8
SSW
16
0.8
SSW
16
0.8
SSW
16
0.4
W
7
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
8
Energy kJ
129
101
68
64
64
60
41
41
28
211
211
309
195
347
339
334
16
20
20
30
30
31
32
31
Swell 3
Height (m)
Direction
Period (s)
0.4
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.4
SSW
18
0.5
SW
18
0.6
SSW
18
0.5
W
7
0.4
WNW
7
0.5
W
7
0.4
W
7
0.4
W
7
0.3
W
7
0.4
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
0.4
SSW
18
Energy kJ
17
9
9
9
9
9
133
159
214
28
16
26
16
17
9
16
8
8
75
73
72
110
106
Wind waves
Height (m)
Direction
Period (s)
0.3
WNW
3
0.4
NW
3
Energy kJ
2
3
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
2
3
2
3
Distance (km)
0
0
0
36
36
0
0
0
0
0
0
57
57
30
0
0
0
0
14
39
39
30
14
0
Best forecast wave conditions in Guanacaste
Rating
(10 max)
3
3
2
2
2
2
2
3
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Best forecast wave conditions in Costa Rica
Rating
(10 max)
3
3
3
3
2
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
7
6
6
6
6
6
6
7
7
9
9
8
7
5
4
5
5
5
5
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)
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How to use the Wavefinder

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