Junquillal surfForecast / Guanacaste / Costa Rica

information circle16 Day Weather and Surf, issued 5 am Friday 29 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Junquillal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Junquillal sea temperature is
30.3° C
(Which is 1.7°C warmer than normal for this time of year)

Junquillal surf forecast from 29 May 2026:

  • Best quality surf: Monday 1 Jun, 3AM (local time) - 5ft (1.6m), 18s period, SW swell with glassy winds.
  • Most powerful swell: Thursday 4 Jun, 9PM (local time) - 5.5ft (1.7m), 19s period, SW swell with 1,967 kJ wave energy.
  • Next surfable swell (1★+): Friday 29 May, 12PM (local time) - 3ft (0.9m), 14s period with SW swell.

Best Forecast Surf Conditions for Junquillal this week:

The surf forecast for Junquillal over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 29) at 12PM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 0.6m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Junquillal in the next 16 days are 1.7m 19s and forecast to arrive on Thursday (Jun 04) at 9PM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Fri 29th May)3ft (0.9m) 14s
Best Surf 3AM (Mon 1st Jun)5ft (1.6m) 18s
Most Powerful 9PM (Thu 4th Jun)5.5ft (1.7m) 19s

Table - best surf conditions forecast for Junquillal over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 33mm), heaviest during Sat night. Warm (max 31°C on Sat morning, min 26°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 32mm), heaviest during Mon night. Warm (max 29°C on Mon morning, min 26°C on Mon night). Wind will be generally light.

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
1
2
1
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SW
14
0.7
SW
14
0.6
S
17
0.9
SSW
17
1
S
17
1.3
S
16
0.9
SW
20
1.3
SW
19
1.4
SW
18
1.6
SW
18
1.7
SW
17
1.6
SW
16
1.4
SW
16
1.4
SW
16
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.5
SW
18
1.2
SW
19
1.1
SW
19
1.7
SW
18
Wave Graph
Metric surfscale
Energy kJ
308
200
220
493
572
847
634
1210
1326
1634
1702
1303
989
976
743
551
546
1351
984
911
1842
Wind (km/h)
5
NE
5
NW
10
ENE
5
E
15
SSW
10
ESE
5
ESE
10
SSW
10
SE
0
N
10
WSW
5
ENE
0
E
10
W
5
SE
5
SE
10
WSW
0
S
5
SSW
10
WSW
5
E
glassy
glassy
cross-on
cross-on
cross-on
on
on
cross
on
glassy
cross-off
glassy
glassy
cross-off
glassy
glassy
cross-off
glassy
glassy
cross-off
glassy
High Tide
1:22PM2.25m
1:57AM2.01m
2:03PM2.28m
2:37AM2.05m
2:43PM2.30m
3:17AM2.07m
3:22PM2.30m
3:56AM2.08m
4:01PM2.28m
4:36AM2.08m
4:40PM2.25m
5:16AM2.07m
5:19PM2.19m
Low Tide
7:49PM0.40m
7:52AM0.57m
8:29PM0.35m
8:32AM0.53m
9:08PM0.31m
9:12AM0.52m
9:46PM0.30m
9:52AM0.52m
10:25PM0.31m
10:31AM0.55m
11:03PM0.35m
11:11AM0.60m
11:40PM0.40m
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:20
5:20
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
6:00
6:00
6:00
6:00
6:01
2
1
4
7
2
7
10
2
4
10
3
3
1
2
1
6
2
4
9
Temp °C
28
28
27
31
30
28
29
29
28
29
29
27
29
29
28
29
29
28
29
29
27
32
33
30
33
33
31
33
32
32
34
32
31
33
32
33
34
32
33
34
33
32
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
14
0.7
SW
14
0.7
SSW
7
0.9
SSW
17
1
S
17
1.3
S
16
1
S
15
1.3
SW
19
1.4
SW
18
1.6
SW
18
1.7
SW
17
1.6
SW
16
1.4
SW
16
1.4
SW
16
1.3
SW
15
1.1
SW
15
1.1
SW
15
1.5
SW
18
1.2
SW
19
1.2
SW
16
1.7
SW
18
Energy kJ
308
200
49
493
572
847
446
1210
1326
1634
1702
1303
989
976
743
551
543
1351
984
711
1842
Swell 2
Height (m)
Direction
Period (s)
0.6
S
7
0.6
S
7
0.6
SW
14
0.8
SW
13
0.9
SW
13
0.8
SW
21
0.9
SW
20
1.3
S
14
1.1
S
14
1
S
13
1
S
13
0.8
S
12
0.7
S
12
0.7
S
11
0.6
S
11
0.8
SW
19
0.9
SW
18
0.4
SW
21
1.1
SW
15
1.1
SW
19
0.7
SSW
14
Energy kJ
38
34
164
208
249
543
634
703
460
350
330
184
137
127
83
446
546
162
509
911
204
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
16
0.6
SSW
12
0.6
S
17
0.7
S
7
0.6
S
6
0.8
SW
12
0.8
SSW
13
0.6
SW
12
0.8
SW
14
0.2
SSW
21
0.3
SW
21
0.6
SW
20
0.6
S
10
0.5
S
10
0.5
S
9
0.5
S
7
0.7
SSW
7
0.6
S
6
Energy kJ
24
94
220
44
31
187
225
122
248
45
72
239
75
48
42
26
49
28
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Distance (km)
0
0
2
2
8
2
2
8
2
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Guanacaste
Rating
(10 max)
2
2
2
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in Costa Rica
Rating
(10 max)
2
2
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
7
7
6
5
5
4
4
5
8
4
6
5
5
5
5
5
7
6
  • 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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Information about the Junquillal Surf forecast

The above surf forecast table for Junquillal provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Junquillal can be found by selecting the local surf guide option on the grey menu. Our Junquillal surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Junquillal) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Junquillal may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Junquillal is 40 km (25 miles) from Nicoya. If you plan a holiday in Guanacaste, look for hotels and other accommodation in Nicoya. Nicoya has rooms for a wide range of budgets as well as car hire and transport links.

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