Rio Tulin surfForecast / Golfo de Nicoya / Costa Rica

information circle16 Day Weather and Surf, issued 11 pm Saturday 02 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
30.2° C
(Which is 1.1°C warmer than normal for this time of year)

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 (May 03) at 9AM. The primary swell is predicted to be 0.8m and 11s period with a secondary swell of 0.4m and 15s. 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 1.0m 18s and forecast to arrive on Saturday (May 09) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sun 3rd May)2.5ft (0.8m) 11s
Best Surf 9AM (Wed 6th May)3.5ft (1.0m) 15s
Most Powerful 6PM (Sat 9th May)3.5ft (1.0m) 18s

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 30mm), heaviest during Mon night. Warm (max 29°C on Sun morning, min 27°C on Sat night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 47mm), heaviest during Tue night. Warm (max 29°C on Wed morning, min 25°C on Tue night). Wind will be generally light.

Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Sat
9
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
0
2
0
1
0
0
2
2
1
2
3
2
3
3
1
2
2
0
2
3
1
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>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
S
11
0.8
S
11
0.7
S
11
0.4
SW
14
0.4
S
15
0.5
SW
14
0.6
SSW
16
0.7
SW
16
0.8
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
16
1
SSW
16
1.1
SSW
14
1.1
SSW
14
1
SSW
14
1
SSW
13
0.9
SSW
13
0.9
SSW
12
0.7
SSW
20
0.9
SSW
19
Wave Graph
Metric surfscale
Energy kJ
114
146
110
56
73
92
173
264
246
334
445
525
475
478
501
347
326
261
241
342
572
Wind (km/h)
20
SE
5
SW
15
SSW
0
NW
5
WNW
15
SSW
0
S
5
ESE
10
SSW
5
NNW
5
SE
10
SSE
10
ESE
0
SW
10
SW
5
NW
5
ESE
10
S
5
E
5
ESE
10
SSW
cross
glassy
cross-on
glassy
cross-on
cross-on
glassy
glassy
on
glassy
glassy
cross
cross-off
glassy
on
glassy
cross-off
cross-on
cross-off
glassy
cross-on
High Tide
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
7:05AM2.14m
7:10PM2.18m
7:54AM2.10m
Low Tide
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
1:03PM0.87m
1:33AM0.70m
1:56PM0.94m
light rain
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:18
5:18
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
5:50
5:50
5:50
4
2
1
1
4
7
3
8
18
1
9
8
2
3
6
7
2
3
Temp °C
28
29
28
28
29
29
28
29
29
26
29
28
27
28
28
28
29
29
29
29
29
31
32
31
33
32
32
32
32
32
31
32
32
31
33
31
33
33
33
33
33
32
Swell 1
Height (m)
Direction
Period (s)
0.7
S
11
0.8
S
11
0.7
S
11
0.6
S
9
0.5
S
9
0.5
SW
14
0.6
SSW
13
0.7
SW
16
0.8
SSW
15
0.9
SSW
15
1
SSW
15
1
SSW
16
1
SSW
16
1.1
SSW
14
1.1
SSW
14
1
SSW
14
1
SSW
13
0.9
SSW
13
0.9
SSW
12
0.8
SSW
12
0.9
SSW
19
Energy kJ
114
146
110
56
44
92
139
264
246
334
445
525
475
478
501
347
326
261
241
172
572
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
5
0.4
SW
15
0.4
SW
15
0.4
SSW
10
0.4
SSW
14
0.5
S
9
0.6
SSW
16
0.5
S
9
0.4
SSW
8
0.2
SSW
20
0.7
SW
16
0.3
SSW
7
0.2
S
11
0.1
SW
21
0.1
SW
21
0.4
SW
6
0.4
SW
6
0.4
SW
18
0.4
SSW
18
0.7
SSW
20
0.9
SSW
13
Energy kJ
6
56
55
37
73
42
173
39
24
37
242
10
9
18
17
11
8
82
127
342
242
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
16
0.4
SW
5
0.2
WSW
5
0.4
SW
14
0.4
S
15
0.3
S
15
0.5
S
9
0.3
S
13
0.3
SW
18
0.1
S
12
0.5
S
18
0.5
S
11
0.5
S
11
0.1
SW
20
0.5
SW
14
0.2
SSW
20
0.2
SSW
20
0.4
SW
6
0.4
SW
22
0.6
SSW
16
0.2
WSW
5
Energy kJ
25
6
2
53
72
38
42
30
49
3
158
58
55
16
100
37
37
8
119
181
3
Wind waves
Height (m)
Direction
Period (s)
0.5
SE
3
0.2
WSW
5
Energy kJ
5
3
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
2
1
2
2
2
2
3
2
3
3
2
2
2
2
2
3
2
Distance (km)
38
0
86
0
5
66
0
0
49
0
0
9
0
0
66
0
0
66
0
0
223
Best forecast wave conditions in Golfo de Nicoya
Rating
(10 max)
2
2
1
2
2
1
2
2
2
2
3
2
3
3
2
2
2
2
3
3
Best forecast wave conditions in Costa Rica
Rating
(10 max)
2
2
1
2
2
2
2
2
2
2
3
2
3
3
3
2
2
2
3
4
Header Global
Rating
(10 max)
4
4
4
5
4
5
5
5
8
7
8
5
4
4
6
5
5
5
6
5
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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