Rio Tulin surfForecast / Golfo de Nicoya / Costa Rica

information circle16 Day Weather and Surf, issued 5 am Friday 01 May 2026 CST
Forecast update in hr  min  s Forecast update imminent
Rio Tulin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rio Tulin sea temperature is
29.9° C
(Which is slightly warmer than usual)

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 Friday (May 01) at 9PM. The primary swell is predicted to be 0.7m and 12s period with a secondary swell of 0.1m and 18s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Rio Tulin in the next 16 days are 0.9m 16s and forecast to arrive on Wednesday (May 06) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.3m 2s period and expected on Wednesday (May 06) at 12AM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Fri 1st May)2.5ft (0.7m) 12s
Best Surf 9PM (Sat 2nd May)3ft (0.9m) 11s
Most Powerful12PM (Wed 6th May)3ft (0.9m) 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 36mm), heaviest during Fri night. Warm (max 29°C on Fri morning, min 26°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 28mm), heaviest during Tue night. Warm (max 29°C on Mon afternoon, min 25°C on Tue night). Wind will be generally light.

Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
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
0
1
0
1
2
1
0
1
1
0
2
2
1
2
2
1
2
2
1
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.8
SSW
12
0.7
SSW
12
0.7
SSW
12
0.8
SSW
12
0.7
SSW
12
1.1
SSW
11
0.4
SW
15
0.4
SW
15
0.5
S
9
0.4
S
15
0.5
SW
14
0.6
SSW
16
0.7
SW
16
0.8
SSW
15
0.8
SSW
15
0.9
SSW
15
0.9
SSW
16
0.9
SSW
16
1
SSW
14
1
SSW
14
0.9
SSW
14
Wave Graph
Metric surfscale
Energy kJ
195
152
140
153
140
292
65
57
41
72
92
173
264
246
272
372
397
392
400
431
290
Wind (km/h)
5
SW
15
SSW
0
NNE
10
SE
10
WSW
5
E
0
NNW
10
SW
10
ESE
5
N
10
S
5
ESE
5
SE
10
SSW
10
E
5
SE
10
SSE
5
NE
5
ENE
10
SW
5
W
glassy
cross-on
glassy
cross
on
cross-off
glassy
on
cross-off
glassy
cross-on
glassy
glassy
cross-on
cross-off
cross
cross-on
off
glassy
on
glassy
High Tide
2:40PM2.66m
3:10AM2.46m
3:17PM2.66m
3:46AM2.46m
3:53PM2.64m
4:23AM2.43m
4:29PM2.58m
5:01AM2.37m
5:06PM2.50m
5:39AM2.29m
5:45PM2.40m
6:20AM2.21m
6:25PM2.29m
Low Tide
9:01PM0.27m
9:08AM0.47m
9:37PM0.25m
9:45AM0.47m
10:13PM0.26m
10:21AM0.50m
10:50PM0.31m
10:59AM0.57m
11:27PM0.39m
11:37AM0.66m
00:07AM0.49m
12:18PM0.77m
00:48AM0.60m
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:20
5:20
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:49
5:49
5:49
5:49
5:49
5:50
4
11
6
4
5
1
5
1
1
5
6
2
9
4
1
Temp °C
29
29
27
28
27
27
28
29
27
28
29
28
29
29
27
28
28
26
29
28
28
33
32
31
31
31
32
33
33
30
31
32
33
33
32
30
32
31
30
32
31
32
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
12
0.7
SSW
12
0.7
SSW
12
0.8
SSW
12
0.7
SSW
12
0.7
SSW
6
0.8
SSW
6
0.7
SSW
6
0.5
S
9
0.6
S
9
0.5
S
9
0.6
SSW
13
0.7
SW
16
0.8
SSW
15
0.8
SSW
15
0.9
SSW
15
0.9
SSW
16
0.9
SSW
6
1
SSW
14
1
SSW
14
0.9
SSW
14
Energy kJ
195
152
140
153
140
27
37
28
41
61
42
139
264
246
272
372
397
55
400
431
290
Swell 2
Height (m)
Direction
Period (s)
0.1
W
13
0.1
SW
18
0.1
SW
18
0.2
SSW
16
0.4
SW
16
0.6
SSW
11
0.5
SSW
11
0.5
S
11
0.5
SW
4
0.4
SW
14
0.5
SW
14
0.6
S
9
0.5
S
9
0.5
S
8
0.5
S
8
0.6
S
6
0.9
SSW
6
0.9
SSW
16
0.8
SSW
6
0.6
S
6
0.6
SSW
6
Energy kJ
4
13
12
27
66
91
65
57
9
47
92
57
38
35
32
31
57
392
45
31
30
Swell 3
Height (m)
Direction
Period (s)
0.1
S
20
0.1
W
13
0.1
W
14
0.1
W
13
0.1
W
13
0.2
SSW
16
0.4
SW
15
0.4
SW
15
0.4
SSW
11
0.4
S
15
0.3
S
15
0.6
SSW
16
0.3
S
13
0.3
SW
18
0.2
SSW
20
0.6
S
14
0.7
SW
16
0.2
S
11
0.1
SW
21
0.4
SW
6
0.2
SSW
20
Energy kJ
7
3
4
3
3
25
56
55
38
72
38
173
30
49
37
136
242
10
18
9
37
Wind waves
Height (m)
Direction
Period (s)
0.2
WSW
4
1.1
SSW
11
0.4
WSW
5
0.3
E
2
Energy kJ
2
292
9
1
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
2
2
1
1
1
1
2
2
2
2
2
2
3
2
2
3
2
Distance (km)
0
154
0
9
26
0
0
49
0
0
45
0
0
66
0
5
9
0
0
160
0
Best forecast wave conditions in Golfo de Nicoya
Rating
(10 max)
2
2
2
2
2
2
1
1
2
2
2
2
2
2
3
3
3
3
2
Best forecast wave conditions in Costa Rica
Rating
(10 max)
2
1
2
2
2
2
2
1
2
2
2
2
2
2
2
3
3
3
3
3
2
Header Global
Rating
(10 max)
6
5
5
4
4
4
4
4
4
5
5
5
5
7
7
8
5
5
5
6
5
  • Map Icons:
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  • 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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