Algarrobo Surf Break

Lat Long: 33.27° S 71.68° W

Algarrobo Surf Forecast and Surf Report

Issued: 7 pm 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Algarrobo sea temperature is
13.7° C
0.7° 

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


Algarrobo surf forecast from 17 Aug 2026:

  • Best quality surf: Wednesday 19 Aug, 2AM (local time) - 5ft (1.6m), 13s period, SW swell with glassy winds.
  • Most powerful swell: Wednesday 19 Aug, 11AM (local time) - 6ft (1.8m), 15s period, WSW swell with 1,467 kJ wave energy.
  • Next surfable swell (1★+): Monday 17 Aug, 11AM (local time) - 3ft (0.9m), 14s period with WSW swell.

Best Forecast Surf Conditions for Algarrobo this week:

The surf forecast for Algarrobo over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 17) at 11AM. The primary swell is predicted to be 0.9m and 14s period with a secondary swell of 1.3m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Algarrobo in the next 16 days are 1.8m 15s and forecast to arrive on Wednesday (Aug 19) at 11AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 3s period and expected on Saturday (Aug 22) at 2AM.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+)11AM (Mon 17th Aug)3ft (0.9m) 14s
Best Surf 2AM (Wed 19th Aug)5ft (1.6m) 13s
Most Powerful11AM (Wed 19th Aug)6ft (1.8m) 15s

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


The Lowdown

Righto, grab a coffee. I'm Rusty, and I've been staring at the charts for Algarrobo. It's a tricky run we've got ahead of us, starting now on the 16th of August and stretching out for a fortnight.

The overall picture is a bit of a letdown, to be honest. There's some push in the water, but the wind gods aren't playing ball for most of the run. We've got a lot of days where the swell is there, but the onshore wind just chops it up into a mess. It’s not gonna be easy.

Looking at the first few days, it's pretty grim. Sunday the 16th is a write-off with a strong cross-onshore wind, even though there's some waist-chest high swell (3 ft) and a long period from the WSW (13 seconds). The water temp is 57°F, which is about average for this time of year, but that's about the only good news.

Monday the 17th shows a tiny window. The morning has some hope with light offshore wind (SW 5 km/h) and that same 3 ft, 14-second swell, but the forecast calls it marginal. I’d say it’s a gamble for a quick paddle at best.

We then hit a real quiet patch for quality. From Tuesday the 18th right through to Saturday the 22nd, it's a mix of moderate to fresh cross-onshore winds and building swell, but the conditions just keep it poor or marginal. The swell gets up to a solid 6 ft on the 19th and 20th, but with a short, choppy period and bad wind, it's a messy, bumpy mess. That 6 ft on the 19th (Wednesday) with a light cross-shore wind feels like the best of a bad bunch – the energy is moderate (1659), but the conditions are still just "marginal."

Now, late in the first week, we finally get a break. Sunday the 23rd is where you want to be. It’s the standout of the whole outlook. In the afternoon, the wind swings to a light cross-offshore from the NNE (15 km/h), the sky is cloudy, and the conditions are described as "clean." The swell drops a touch to 4 ft from the SW with a 9-second period, but with that clean surface, it’ll be a fun, rippable wave at Algarrobo. The energy is weak (259), so don't expect power, but you'll get some clean lines. This is the one to circle.

After that, the second week looks pretty slim. Monday the 24th has a tiny 2 ft swell with a clean surface, but it's just too small. The rest of the week is a blur of light winds and tiny, weak swells, often with an onshore element. The 27th of August (Thursday) shows a slight uptick to 3 ft from the WSW (13 seconds) with a light cross-onshore, but it’s still marginal and inconsistent. Late on the 30th and 31st, there's another pulse of bigger swell (up to 7 ft from the WSW), but the period is short (10-12 seconds) and the cross-onshore wind returns to chop it up. That 7 ft on Sunday the 30th morning with light winds might be worth a look for the more experienced crew, but it's a gamble.

So, to be clear: the best bet on offer is Sunday afternoon the 23rd of August at Algarrobo. Clean, glassy conditions on a waist-high wave. It's not going to be epic, but it’ll be the most fun you'll have in this outlook. Everything else is a fight against the wind or just plain flat. There are a few days with no real recommendation – from the 24th right through the 28th, it’s a wasteland of tiny or messy surf. But hey, that's the game we play.

Stay patient.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 16°C on Tue afternoon, min 10°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 18°C on Sat afternoon, min 12°C on Wed night). Wind will be generally light.

Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
3
1
3
1
0
4
3
4
3
1
0
1
0
0
2
0
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)
0.9
WSW
14
0.9
WSW
14
1
WSW
13
1.6
SW
12
1.4
SW
12
1.2
WSW
15
1.6
SW
13
1.8
WSW
15
1.8
WSW
14
1.8
WSW
13
1.7
WSW
13
1.5
WSW
12
1.3
WSW
12
1.2
WSW
11
1.6
SW
8
1.6
SW
9
1.4
SW
9
1.3
SW
9
1.3
SW
9
Wave Graph
Metric surfscale
Energy kJ
347
318
357
760
551
584
947
1467
1332
1186
943
666
444
331
341
370
297
294
257
Wind (km/h)
20
S
5
SSW
15
SW
5
ESE
15
S
20
S
5
WSW
10
NNW
5
SW
10
SSE
15
S
20
SSW
15
S
20
S
25
S
15
SSE
15
S
15
SSW
5
W
Wind State
cross
glassy
cross-on
glassy
cross
cross-on
glassy
cross
glassy
cross
cross
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
glassy
High Tide
1:11AM1.19m
1:18PM1.14m
1:53AM1.17m
2:00PM0.98m
2:41AM1.13m
2:49PM0.84m
3:39AM1.08m
3:59PM0.73m
4:53AM1.06m
5:49PM0.68m
6:16AM1.08m
7:25PM0.71m
Low Tide
7:15AM0.22m
7:32PM0.19m
8:09AM0.33m
8:06PM0.29m
9:14AM0.42m
8:46PM0.38m
10:42AM0.47m
9:42PM0.46m
12:23PM0.46m
11:05PM0.50m
1:39PM0.40m
00:28AM0.48m
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:22
7:20
7:20
7:18
7:16
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:19
6:20
6:20
6:21
6:22
6:22
 mm
Temp °C
11
11
13
13
15
16
12
13
14
13
14
15
12
15
15
14
16
18
15
Feels °C
6
10
10
12
12
12
9
12
13
11
11
11
9
11
10
12
13
16
14
  • 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 Algarrobo Surf forecast

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

Algarrobo is 21 km (13 miles) from the city of Valparaiso. If you plan a holiday in Santiago, look for hotels and other accommodation in Valparaiso. Valparaiso has rooms for a wide range of budgets as well as car hire and transport links.

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