Surf Break

Lat Long: 9.54° N 84.56° W

Rio Tulin Surf Forecast and Surf Report

Issued: 5 am 04 Oct 2026 (local time)

Forecast update in  hr  min

Today's Rio Tulin sea temperature is
30.3°C
2.5° 

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 4 Oct 2026:

  • Best quality surf: Friday 9 Oct, 9AM (local time) - 4ft (1.2m), 15s period, SSW swell with glassy winds.
  • Most powerful swell: Thursday 8 Oct, 3PM (local time) - 4.5ft (1.3m), 16s period, SSW swell with 778 kJ wave energy.
  • Next surfable swell (1★+): Sunday 4 Oct, 6PM (local time) - 2.5ft (0.7m), 15s 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 (Oct 04) at 6PM. The primary swell is predicted to be 0.7m and 15s period with a secondary swell of 0.7m and 9s. 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 Thursday (Oct 08) at 3PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Sun 4th Oct)2.5ft (0.7m) 15s
Best Surf 9AM (Fri 9th Oct)4ft (1.2m) 15s
Most Powerful 3PM (Thu 8th Oct)4.5ft (1.3m) 16s

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


Short Range Forecast

Heavy rain (total 50mm), heaviest during Mon afternoon. Warm (max 29°C on Sun morning, min 24°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Wed night. Warm (max 28°C on Wed morning, min 26°C on Wed night). Wind will be generally light.

Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
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
1
2
2
1
2
2
1
2
2
2
3
3
2
3
4
2
3
3
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SW
15
0.7
SW
15
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
13
0.7
SW
13
0.7
SW
13
0.5
SW
20
0.6
SW
18
0.7
SW
18
0.9
SSW
17
0.9
SSW
16
1.3
SSW
16
1.1
SW
16
1.2
SSW
15
1
SSW
14
0.8
SSW
18
1
SSW
14
0.7
SW
16
0.7
SW
16
Wave Graph
Metric surfscale
Energy kJ
232
217
211
189
186
180
175
167
186
260
319
516
452
778
558
584
437
395
413
271
264
Wind (km/h)
5
ESE
10
SSW
5
NW
0
S
10
WSW
10
ESE
0
WSW
5
SW
5
NNE
0
WNW
10
SW
10
ESE
5
SSE
10
SSW
5
ENE
0
SE
10
SSW
5
E
5
ESE
10
S
5
ENE
Wind State
glassy
cross-on
glassy
glassy
on
cross-off
glassy
on
glassy
glassy
on
cross-off
glassy
on
glassy
glassy
on
cross-off
glassy
cross-on
glassy
High Tide
9:05PM2.23m
9:32AM2.31m
10:23PM2.26m
10:50AM2.30m
11:35PM2.38m
12:01PM2.37m
00:35AM2.53m
12:59PM2.47m
1:24AM2.67m
1:49PM2.56m
2:08AM2.78m
2:33PM2.62m
2:48AM2.84m
Low Tide
2:45PM0.55m
3:15AM0.73m
4:00PM0.59m
4:37AM0.72m
5:12PM0.56m
5:49AM0.62m
6:14PM0.49m
6:50AM0.47m
7:07PM0.40m
7:40AM0.33m
7:54PM0.33m
8:25AM0.21m
8:36PM0.28m
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
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5:26
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5:26
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5:26
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5:26
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5:26
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5:26
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:27
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—
5:25
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—
5:25
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5:24
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—
5:24
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5:23
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5:23
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 mm
—
2
3
3
13
11
—
4
14
—
1
6
1
—
1
—
3
6
1
4
2
Temp °C
29
29
28
28
28
26
28
28
26
28
28
27
28
28
27
28
28
27
28
28
27
Feels °C
34
33
33
33
32
31
31
32
30
31
31
31
32
31
31
33
32
31
33
31
32
  • 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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