Cabo Blanco Surf Break

Lat Long: 8.36° N 83.15° W

Cabo Blanco Surf Forecast and Surf Report

Issued: 12 pm 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cabo Blanco sea temperature is
30.0°C
1.8° 

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


Cabo Blanco surf forecast from 5 Sep 2026:

  • Best quality surf: Saturday 5 Sep, 7PM (local time) - 4.5ft (1.3m), 16s period, SW swell with cross-offshore winds.
  • Most powerful swell: Saturday 5 Sep, 4PM (local time) - 4.5ft (1.3m), 16s period, SW swell with 793 kJ wave energy.
  • Next surfable swell (1★+): Saturday 5 Sep, 7PM (local time) - 4.5ft (1.3m), 16s period with SW swell.

Best Forecast Surf Conditions for Cabo Blanco this week:

The surf forecast for Cabo Blanco over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Sep 05) at 7PM. The primary swell is predicted to be 1.3m and 16s period with a secondary swell of 0.7m and 6s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cabo Blanco in the next 16 days are 1.3m 16s and forecast to arrive on Saturday (Sep 05) at 4PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (EST) & Date Wave Height & Period
Next good surf (1 star+) 7PM (Sat 5th Sep)4.5ft (1.3m) 16s
Best Surf 7PM (Sat 5th Sep)4.5ft (1.3m) 16s
Most Powerful 4PM (Sat 5th Sep)4.5ft (1.3m) 16s

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


The Lowdown

Alright folks, Rusty here. Let’s have a look at what’s coming down the pipe for Cabo Blanco. This is a classic setup – exposed to the SW with a pretty consistent run of groundswell energy. The water is sitting at a balmy 86°, which is a touch warmer than normal for this time of year, so you’ll be comfortable in a spring suit or just boardshorts.

The real action kicks off early. Saturday the 5th of September, we’ve got a solid 4ft SW groundswell with a 16-second period rolling in. The combined energy is cranking at 863 (moderate wave energy) and with the wind going glassy in the morning, this is the standout of the whole forecast. It’s gonna be clean, powerful, and with that long period, the waves will have plenty of shape. The offshore wind is from the NE, perfect for this spot. The swell direction is right on the money for Cabo Blanco’s optimum. Just a heads up, it’s "sometimes" crowded here, so expect a few others who’ve read the same forecast.

Sunday the 6th still has nice 4ft SW swell (694 energy), but the wind goes cross-shore in the morning and cross-on in the arvo, so the quality drops a notch. Monday the 7th is a beauty though – glassy again in the morning with 3ft SW swell, dropping to 3ft in the afternoon but still glassy with that storm risk keeping the air still. Tuesday the 8th sees the swell dip to 2ft, but a really long period 18-second SSW groundswell shows up in the morning. That’s a very long-period groundswell, which can be a bit tricky at beach breaks, but Cabo Blanco handles it well. The energy is still moderate at 462 (moderate wave energy).

Wednesday the 9th and Thursday the 10th continue the pattern of clean, glassy mornings with chest-to-head high SW swell. Friday the 11th is another absolute gem – calm, glassy, 3ft SW swell with 16-second period. That’s a morning session you don’t want to miss. After that, the swell slowly fades through the second week. Saturday the 12th has 3ft, Sunday the 13th drops to 2ft, but the mornings are still glassy. The energy drops from 305 down to 257 (weak to moderate wave energy).

From Monday the 14th onwards, the swell hovers around 2ft to 3ft, but there’s a shift. The period jumps back up to 18-19 seconds on the 14th and 15th, which is interesting. The wind is glassy in the mornings, so if you’re chasing that long-period, clean, albeit smaller swell, the mornings of the 15th and 16th of September are worth a paddle. The 20th of September sees a 2ft 19-second SW groundswell, but the wind is already cross-on, so it’s a bit of a tease. Overall, the first week is the clear winner. The second week is smaller and more of a dawn-patrol situation, but still surfable if you’re keen.

Rusty.

Short Range Forecast

Heavy rain (total 69mm), heaviest during Sun night. Warm (max 29°C on Sat morning, min 24°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 27mm), heaviest during Thu afternoon. Warm (max 29°C on Tue morning, min 26°C on Tue night). Wind will be generally light.

Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
3
1
3
3
1
3
2
1
1
2
1
2
2
0
2
3
1
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)
1.3
SW
16
1.3
SW
16
1.2
SW
15
1.2
SW
15
1.1
SW
14
1.1
SW
14
1
SW
14
0.9
SW
13
0.9
SW
13
0.7
SSW
18
0.7
SW
16
0.7
SW
16
0.8
SSW
16
0.7
SW
16
1.1
SW
18
0.9
SW
15
1
SW
16
1.1
SW
16
1
SW
16
0.9
SW
15
0.9
SW
14
Wave Graph
Metric surfscale
Energy kJ
803
793
657
623
536
463
379
261
249
270
278
258
318
255
703
318
502
560
489
365
301
Wind (km/h)
5
WNW
10
WSW
5
W
5
WNW
10
W
10
E
5
NW
5
WNW
15
NW
5
NE
10
SSW
5
W
0
SW
15
WSW
10
WNW
5
NW
10
WSW
5
NNW
0
W
10
WSW
5
NW
Wind State
glassy
cross-on
glassy
glassy
cross-on
cross-off
cross
cross-on
cross
glassy
on
glassy
glassy
cross-on
cross
glassy
cross-on
cross-off
glassy
on
cross-off
High Tide
10:08PM2.34m
10:36AM2.54m
11:31PM2.36m
11:56AM2.55m
00:47AM2.50m
1:09PM2.66m
1:51AM2.71m
2:10PM2.80m
2:43AM2.92m
3:02PM2.93m
3:29AM3.09m
3:48PM3.02m
Low Tide
3:53PM0.65m
4:14AM0.84m
5:10PM0.68m
5:38AM0.84m
6:26PM0.60m
6:55AM0.72m
7:31PM0.46m
7:59AM0.55m
8:25PM0.31m
8:53AM0.37m
9:13PM0.20m
9:40AM0.22m
9:56PM0.14m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
part cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:22
6:22
6:22
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:37
6:37
6:36
6:36
6:35
6:35
 mm
3
11
7
1
12
35
3
1
4
5
2
11
1
1
10
13
Temp °C
29
29
26
29
28
25
26
27
26
29
29
27
29
28
27
29
28
27
28
28
26
Feels °C
32
32
31
33
31
28
30
31
30
33
32
32
32
31
32
33
32
32
33
31
31
  • 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 Cabo Blanco Surf forecast

The above surf forecast table for Cabo Blanco provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cabo Blanco can be found by selecting the local surf guide option on the grey menu. Our Cabo Blanco 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 (Cabo Blanco) 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 Cabo Blanco 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 Dulce? If you are looking for accommodation near Cabo Blanco, camping, hotels and holiday cottages in Golfo Dulce, consider staying in Golfito which is 31 km (19 miles) away. Other places in and around Golfo Dulce where you can find information about places to rent, and car hire include Puerto Armuelles which is 32 km (20 miles) away, La Concepcion, Pedregal and David.

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