Islita Surf Break

Islita 48 hour detailed Surf Forecast

Lat Long: 9.85° N 85.40° W

Issued: 11 am 25 Jun 2026 (local time)

Forecast update in  hr  min

Today's Islita sea temperature is
29.8° C

1.3°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 (25 Jun):

  • Morning surf: Morning surf (25 Jun, local time) - 3.5ft (1.1m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (25 Jun, local time) - 3.5ft (1.0m), 16s period with SW swell.
  • Evening surf: Evening surf (25 Jun, local time) - 3.5ft (1.1m), 16s period with SW swell.

The current surf forecast for Islita at 7PM is: 1.0m 16s primary swell from a Southwest direction and 0.5m 14s secondary swell from a South direction, 0.1m 5s secondary swell from a West direction (forecast issued at 11:00am June 25). The wind direction is predicted to be glassy and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (25 Jun)3.5ft (1.1m)16s
Afternoon (25 Jun)3.5ft (1.0m)16s
Evening (25 Jun)3.5ft (1.1m)16s

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 4mm), mostly falling on Sat afternoon. Warm (max 30°C on Thu morning, min 25°C on Thu night). Wind will be generally light.

Thu
25
Friday
26
Saturday
27
Sun
28
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
3 AM
6 AM
Rating
(10 max)
3
2
2
3
3
3
3
3
4
3
3
4
3
3
4
4
3
3
3
3
3
3
3
3
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
SW
16
1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
17
1.1
SW
16
1.1
SW
18
1.2
SW
18
1.2
SW
18
1.1
SW
18
1.1
SW
17
1.1
SW
17
1.3
SW
16
1.3
SW
16
1.2
SW
16
1.2
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
Wave Graph
Metric surfscale
Energy kJ
553
644
496
489
580
587
640
596
790
915
905
781
772
745
875
854
776
767
661
644
620
597
589
581
Wind (km/h)
5
N
5
S
10
SW
5
W
10
NNW
10
NNE
10
NNE
10
N
5
NNE
5
S
5
SSW
5
SW
5
NNW
5
NNE
5
NNE
5
NNE
5
NE
5
SSW
5
SW
0
WSW
5
NNW
10
N
10
NNE
10
NNE
Wind State
glassy
on
cross-on
glassy
off
off
off
off
glassy
on
on
glassy
glassy
cross-off
off
cross-off
glassy
glassy
glassy
glassy
off
off
off
off
High Tide
11:10AM2.21m
11:50PM1.92m
12:02PM2.20m
00:43AM1.94m
12:51PM2.22m
1:31AM1.99m
Low Tide
5:43PM0.62m
5:46AM0.76m
6:34PM0.57m
6:37AM0.74m
7:21PM0.51m
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:22
5:22
5:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:05
6:05
6:05
 mm
2
2
Temp °C
28
30
30
28
28
26
26
25
28
30
30
28
27
27
26
26
29
30
30
28
27
26
26
26
Feels °C
31
33
32
32
31
29
29
28
32
34
34
32
31
32
30
30
34
35
35
33
31
29
29
29
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
16
1.1
SW
16
1
SW
16
1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
17
1.1
SW
16
1.1
SW
18
1.2
SW
18
1.2
SW
18
1.1
SW
18
1.1
SW
17
1.1
SW
17
1.3
SW
16
1.3
SW
16
1.2
SW
16
1.2
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
Energy kJ
553
644
496
489
580
587
640
596
790
915
905
781
772
745
875
854
776
767
661
644
620
597
589
581
Swell 2
Height (m)
Direction
Period (s)
0.6
S
16
0.6
S
15
0.5
S
8
0.5
S
14
0.4
S
7
0.6
S
10
0.6
S
10
0.7
S
11
0.8
S
12
0.8
S
11
0.8
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
12
0.9
S
12
0.9
S
11
0.9
S
11
0.9
S
11
0.9
S
11
0.8
S
11
Energy kJ
177
172
29
106
17
66
71
108
169
152
155
196
192
196
196
196
203
214
214
192
189
182
178
141
Swell 3
Height (m)
Direction
Period (s)
0.5
S
8
0.5
S
8
0.5
S
14
0.4
S
7
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.5
S
13
0.4
S
14
0.3
S
13
0.3
S
13
0.3
S
13
0.3
S
13
0.2
S
18
0.2
S
18
0.2
SSW
20
0.2
SSW
20
0.1
SW
24
Energy kJ
28
29
106
17
67
65
63
92
57
31
31
31
31
26
26
37
37
22
Wind waves
Height (m)
Direction
Period (s)
0.1
W
5
Energy kJ
1
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
4
3
4
4
3
3
4
4
3
3
3
3
3
3
3
3
Distance (km)
0
30
56
0
0
0
0
0
0
39
56
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Guanacaste
Rating
(10 max)
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
Best forecast wave conditions in Costa Rica
Rating
(10 max)
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
3
4
3
4
4
4
Header Global
Rating
(10 max)
5
4
4
5
5
5
6
7
7
7
5
5
6
6
6
5
5
7
5
8
8
7
6
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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