Rio Tulin Surf Break

Lat Long: 9.54° N 84.56° W

Issued: 5 pm 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Rio Tulin sea temperature is
29.5° C

Slightly warmer than usual

Rio Tulin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Rio Tulin surf forecast from 21 Jun 2026:

  • Best quality surf: Friday 26 Jun, 9AM (local time) - 4ft (1.2m), 18s period, SSW swell with glassy winds.
  • Most powerful swell: Saturday 27 Jun, 6AM (local time) - 4.5ft (1.3m), 16s period, SSW swell with 961 kJ wave energy.
  • Next surfable swell (1★+): Sunday 21 Jun, 12AM (local time) - 3.5ft (1.0m), 14s period with SW swell.

Best Forecast Surf Conditions for Rio Tulin this week:

The surf forecast for Rio Tulin over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 21) at 12AM. The primary swell is predicted to be 1.0m and 14s period with a secondary swell of 0.4m and 20s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Rio Tulin in the next 16 days are 1.3m 16s and forecast to arrive on Saturday (Jun 27) at 6AM. Winds are predicted to be offshore at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Sun 21st Jun)3.5ft (1.0m) 14s
Best Surf 9AM (Fri 26th Jun)4ft (1.2m) 18s
Most Powerful 6AM (Sat 27th Jun)4.5ft (1.3m) 16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 51mm), heaviest during Mon afternoon. Warm (max 29°C on Sat afternoon, min 25°C on Mon night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 17mm), heaviest on Tue afternoon. Warm (max 28°C on Tue afternoon, min 25°C on Wed night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
3
1
1
2
2
1
2
2
2
3
3
2
3
3
2
3
4
2
3
4
Swell
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
SW
15
1
SW
14
0.9
SW
14
0.8
SW
14
0.6
SSW
18
0.5
SW
16
0.6
SW
16
0.6
SW
16
0.7
SSW
19
0.8
SSW
18
1
SSW
17
1.1
SSW
17
1.1
SSW
16
1
SSW
16
1
SSW
16
0.9
SSW
16
1
SSW
15
1.2
SSW
18
1.1
SSW
16
1.2
SSW
17
1.3
SSW
16
Wave Graph
Metric surfscale
Energy kJ
447
412
346
241
209
142
208
208
309
399
622
692
643
506
512
436
493
948
554
857
828
Wind (km/h)
10
S
5
E
10
SE
5
SSW
5
NNW
0
WNW
5
SW
5
NNW
5
NNW
5
SW
10
E
10
NNW
10
SE
5
NE
5
NNW
5
S
5
NNE
0
SE
10
SW
5
NW
0
NNE
Wind State
cross-on
glassy
cross
cross-on
glassy
glassy
on
glassy
glassy
glassy
cross-off
cross-off
cross
glassy
glassy
cross-on
glassy
glassy
on
cross
glassy
High Tide
7:05PM2.55m
7:42AM2.65m
8:00PM2.38m
8:35AM2.55m
8:59PM2.23m
9:29AM2.46m
9:59PM2.12m
10:24AM2.38m
11:00PM2.06m
11:18AM2.33m
11:58PM2.05m
12:10PM2.33m
00:51AM2.08m
Low Tide
1:19AM0.29m
1:58PM0.51m
2:12AM0.46m
2:56PM0.60m
3:06AM0.61m
3:56PM0.66m
4:02AM0.73m
4:54PM0.68m
4:58AM0.80m
5:50PM0.66m
5:53AM0.82m
6:41PM0.61m
6:45AM0.80m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
rain showers
thunderstorm
part cloud
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:18
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
6:00
6:00
 mm
6
15
4
4
4
1
15
2
3
5
1
2
5
1
1
1
Temp °C
29
28
28
28
27
28
28
26
28
28
27
28
28
26
28
28
27
28
29
28
28
Feels °C
32
32
31
32
32
33
32
30
32
32
31
31
32
29
33
31
31
31
32
32
32
Swell 1
Height (m)
Direction
Period (s)
1
SW
15
1
SW
14
0.9
SW
14
0.8
SW
14
0.6
SW
14
0.6
SW
13
0.7
SSW
7
0.7
SSW
7
0.7
SSW
7
0.8
SSW
18
1
SSW
17
1.1
SSW
17
1.1
SSW
16
1
SSW
16
1
SSW
16
0.9
SSW
16
1
SSW
15
1.2
SSW
18
1.1
SSW
16
1.2
SSW
17
1.3
SSW
16
Energy kJ
447
412
346
241
147
142
55
51
51
399
622
692
643
506
512
436
493
948
554
857
828
Swell 2
Height (m)
Direction
Period (s)
0.4
SSW
11
0.4
SW
20
0.4
SSW
6
0.6
SSW
18
0.6
SSW
18
0.6
SSW
9
0.6
SW
16
0.6
SW
16
0.7
SSW
19
0.7
SSW
8
0.6
SSW
8
0.6
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.4
SSW
7
0.7
SW
18
0.9
S
11
0.9
S
11
Energy kJ
46
97
10
209
209
62
208
208
309
62
50
44
29
29
29
29
18
334
195
202
Swell 3
Height (m)
Direction
Period (s)
0.3
SSW
5
0.3
SSW
6
0.4
SW
19
0.3
SSW
6
0.5
SSW
10
0.5
SW
16
0.5
SW
13
0.4
SSW
20
0.5
SW
15
0.4
SW
12
0.5
S
19
0.4
SW
6
0.4
SW
6
0.2
WSW
6
0.2
WSW
6
0.4
SW
20
0.1
SW
5
0.6
SW
18
0.2
S
11
0.4
SW
18
0.1
S
21
Energy kJ
6
6
96
6
54
132
84
149
106
38
180
9
8
3
3
104
1
210
9
111
9
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
2
2
2
2
2
2
2
3
3
3
3
3
3
3
4
4
3
4
Distance (km)
160
0
9
39
0
0
8
0
0
0
0
0
9
0
0
9
0
0
129
3
0
Best forecast wave conditions in Golfo de Nicoya
Rating
(10 max)
3
3
2
2
2
2
3
3
3
3
3
3
3
3
3
3
4
4
4
Best forecast wave conditions in Costa Rica
Rating
(10 max)
3
3
3
2
3
3
3
3
3
3
4
4
3
3
3
3
4
4
4
4
4
Header Global
Rating
(10 max)
9
7
7
7
5
6
6
5
6
8
8
6
5
5
5
5
5
5
5
7
5
  • 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 Rio Tulin Surf forecast

The above surf forecast table for Rio Tulin provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rio Tulin can be found by selecting the local surf guide option on the grey menu. Our Rio Tulin 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 (Rio Tulin) 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 Rio Tulin 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.

Are you planning a holiday in Golfo de Nicoya? If you are looking for accommodation near Rio Tulin, camping, hotels and holiday cottages in Golfo de Nicoya, consider staying in Tejar which is 42 km (26 miles) away. Other places in and around Golfo de Nicoya where you can find information about places to rent, and car hire include San Rafael Abajo which is 44 km (27 miles) away, Quepos, Esparza and Chacarita.

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