Islita Surf Break

Islita 48 hour detailed Surf Forecast

Lat Long: 9.85° N 85.40° W

Issued: 11 pm 03 Jul 2026 (local time)

Forecast update in  hr  min

Today's Islita sea temperature is
30.5° C

2.2°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 (04 Jul):

  • Morning surf: Morning surf (04 Jul, local time) - 3ft (0.9m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (04 Jul, local time) - 3ft (0.9m), 15s period with SSW swell.
  • Evening surf: Evening surf (04 Jul, local time) - 3ft (0.9m), 14s period with SSW swell.

The current surf forecast for Islita at 7AM is: 0.8m 16s primary swell from a South-southwest direction and 0.9m 11s secondary swell from a South direction (forecast issued at 11:00pm July 03). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (CST) & DateWave HeightWave Period
Morning (04 Jul)3ft (0.9m)16s
Afternoon (04 Jul)3ft (0.9m)15s
Evening (04 Jul)3ft (0.9m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 15mm), heaviest on Fri night. Warm (max 30°C on Mon morning, min 26°C on Fri night). Wind will be generally light.

Saturday
4
Sunday
5
Monday
6
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)
3
3
2
3
3
3
3
3
3
3
3
3
3
2
2
3
3
4
3
3
3
2
3
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)
0.8
SSW
16
0.8
SSW
15
0.8
SSW
16
0.8
SSW
16
0.9
SSW
16
1.1
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
13
0.7
SW
16
0.8
SW
16
0.8
SW
16
0.7
SW
21
0.9
SSW
16
0.9
SW
16
0.9
SW
16
0.9
SW
20
1
SW
20
1
SW
20
Wave Graph
Metric surfscale
Energy kJ
363
312
329
329
441
546
387
376
371
371
371
297
269
243
274
314
310
467
441
367
362
552
746
746
Wind (km/h)
5
NNW
5
NNE
5
E
5
NE
5
NNW
5
NNW
0
SE
5
SE
5
E
5
ENE
0
N
5
NE
5
E
5
S
10
SSW
5
S
0
ESE
0
NNW
5
N
5
NNE
0
NE
10
SSW
10
SW
5
W
Wind State
glassy
cross-off
cross
cross-off
off
off
glassy
glassy
glassy
glassy
glassy
cross-off
glassy
on
on
glassy
glassy
glassy
off
glassy
glassy
cross-on
cross-on
cross
High Tide
5:32AM2.30m
5:35PM2.28m
6:08AM2.32m
6:14PM2.21m
6:46AM2.34m
Low Tide
11:14PM0.35m
11:33AM0.59m
11:49PM0.40m
12:13PM0.60m
00:25AM0.45m
12:57PM0.61m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
part cloud
cloud
cloud
thunderstorm
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
clear
part cloud
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:06
6:06
6:06
 mm
1
1
2
2
2
1
2
1
1
1
1
Temp °C
28
27
26
26
28
29
29
28
27
26
26
26
28
29
28
27
27
27
26
26
28
30
29
28
Feels °C
33
31
30
30
32
33
34
33
32
31
31
30
32
33
32
31
32
32
30
30
33
34
33
32
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
16
0.8
SSW
15
0.8
S
10
0.9
S
11
0.9
SSW
16
1.1
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
13
0.7
SSW
13
0.8
SW
16
0.8
SW
16
0.9
SSW
16
0.9
SSW
16
0.9
SW
16
0.9
SW
16
0.9
SW
20
1
SW
20
1
SW
20
Energy kJ
363
312
122
184
441
546
387
376
371
371
371
297
269
204
184
314
310
447
441
367
362
552
746
746
Swell 2
Height (m)
Direction
Period (s)
0.8
S
10
0.8
S
11
0.8
SSW
16
0.8
SSW
16
0.9
S
11
0.9
S
11
0.8
S
10
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
S
10
0.8
S
10
0.7
SSW
13
0.7
SSW
13
0.7
S
10
0.7
S
9
0.7
S
9
0.6
S
9
0.9
SW
16
0.9
SSW
15
0.9
SSW
15
Energy kJ
141
143
329
329
181
181
130
143
138
133
127
125
122
96
118
187
187
89
83
81
58
353
414
398
Swell 3
Height (m)
Direction
Period (s)
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.4
SW
14
0.3
SW
20
0.4
SW
19
0.4
SW
18
0.5
SW
18
0.6
SSW
18
0.6
SSW
18
0.5
SW
18
0.6
SW
18
0.6
SW
17
0.7
SW
16
0.7
S
10
0.7
S
10
0.7
SW
21
0.6
SW
21
0.6
SSW
21
0.6
SSW
20
0.6
S
9
0.6
S
9
0.6
S
9
Energy kJ
125
125
164
118
54
61
93
114
155
211
211
157
252
243
274
90
89
467
368
302
277
56
56
56
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
4
3
3
3
3
4
4
Distance (km)
0
0
5
0
0
0
0
0
0
0
0
0
0
39
64
0
0
0
0
0
0
56
57
57
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
4
3
3
3
3
4
4
Best forecast wave conditions in Costa Rica
Rating
(10 max)
3
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
3
3
3
3
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
4
5
5
9
9
9
8
6
5
5
6
6
6
5
5
8
8
8
8
  • 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
How to use the Wavefinder 

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