Algarrobo Surf Break

Lat Long: 33.27° S 71.68° W

Algarrobo Surf Forecast and Surf Report

Issued: 7 am 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Algarrobo sea temperature is
14.0°C
0.9° 

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


Algarrobo surf forecast from 31 Aug 2026:

  • Best quality surf: Sunday 6 Sep, 9AM (local time) - 3.5ft (1.1m), 16s period, SW swell with glassy winds.
  • Most powerful swell: Thursday 3 Sep, 8PM (local time) - 5ft (1.5m), 14s period, WSW swell with 956 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 1 Sep, 2AM (local time) - 3ft (0.9m), 11s 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 Tuesday (Sep 01) at 2AM. The primary swell is predicted to be 0.9m and 11s period with a secondary swell of 0.8m and 11s. Another secondary swell of 0.3m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Algarrobo in the next 16 days are 1.5m 14s and forecast to arrive on Thursday (Sep 03) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Tue 1st Sep)3ft (0.9m) 11s
Best Surf 9AM (Sun 6th Sep)3.5ft (1.1m) 16s
Most Powerful 8PM (Thu 3rd Sep)5ft (1.5m) 14s

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


The Lowdown

Alright folks, Rusty here. Let’s have a honest look at what the next couple of weeks are serving up for Algarrobo.

Overall, it’s a bit of a frustrating forecast. There’s a real strong window of opportunity right at the start, but the rest of the period is dominated by messy, cross-onshore winds that chop up any decent swell. After that first good session, we’re looking at a long, drawn-out stretch of poor conditions all the way through to mid-September. There are glimmers of bigger energy, but the wind just won’t play ball.

The standout by a mile is Monday morning, 31 August at Algarrobo. This is where you want to be. The water’s sitting at 57°, which is pretty much bang on average for this time of year. We’ve got a clean 5 ft swell rolling in from the WSW, with a solid 12-second period – that’s proper groundswell energy. The combined energy is moderate at 593, and with glassy, 3 mph winds from the SSE, the surface will be like a mirror. It’s going to be clean, punchy, and well-shaped. This is the best on offer, no question.

Monday afternoon sees the wind shift and it gets a bit trickier – cross-on at 6 mph, which leaves the waves a little bumpy. Not a write-off, but not the gem of the morning.

After that, things go south. From Tuesday 1 September right through to Tuesday 15 September, it’s a near-constant run of cross-onshore winds, mostly from the SSW, gusting between 9 and 22 mph. There’s some serious energy in the water at times – like on Friday 4 September morning, the combined energy hits 1134 (strong) with 4 ft of WSW swell, and Saturday 5 September morning sees a 19-second period swell with 1169 energy. But the wind is just ruining it. It’s choppy, lumpy, and the surf quality is poor. Unless you’re a kite surfer, there’s nothing to get excited about. Even the bigger 6 ft pulse on Friday afternoon is a messy 8-second period with a fresh cross-onshore breeze – expert only territory, and even then it’s not appealing.

There’s a slight tease on Sunday morning, 6 September. Offshore winds from the WSW at just 3 mph, with a 5 ft, 15-second period swell. Sounds perfect, right? But the combined energy is very high at 1181, and the surf break here is a reef/pier combo. With that long-period swell and that much power, it might close out or be very straight at the beach, but at a reef setup, it could hold. The problem is the guidance flags it as marginal – possibly a tide issue – and the wind description is “unknown,” so treat it as promising but uncertain. Still, it’s the next best thing after Monday morning.

Honestly, for the rest of the run, save your energy. It’s a long gap of poor conditions from Tuesday afternoon right through to the end of the forecast on 15 September. The swell drops off, the wind stays nasty, and it’s just not worth paddling out for.

In short, make the call for Monday 31 August morning at Algarrobo. That’s your session. Everything else is a gamble or a kite session.

Rusty.

Short Range Forecast

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

Days 4-6 Weather Summary

Mostly dry. Very mild (max 14°C on Thu morning, min 8°C on Sat night). Winds decreasing (fresh winds from the SSW on Fri afternoon, light winds from the SSE by Sat night).

Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
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
2
0
0
0
0
0
2
0
0
1
1
0
1
1
0
2
3
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
WSW
12
1.3
WSW
11
0.9
WSW
11
1
WSW
10
1
SW
10
0.6
WSW
16
0.7
WSW
18
0.7
SW
17
0.6
WSW
17
0.8
WSW
16
1.1
WSW
15
1.5
WSW
13
1.2
WSW
13
1.8
SW
8
1.8
SW
8
1.6
SW
9
0.9
SW
18
1
SW
16
1.4
SW
15
1.3
SW
14
1.5
SW
14
Wave Graph
Metric surfscale
Energy kJ
512
408
164
225
196
171
283
309
216
298
491
817
506
482
482
384
455
508
879
667
911
Wind (km/h)
5
SSE
10
SSW
10
SE
15
S
20
S
15
S
15
SSW
20
SSW
15
S
20
SSW
25
SSW
20
S
20
S
30
SSW
15
S
20
SSW
20
SSW
10
SSE
5
WSW
10
WSW
10
SE
Wind State
glassy
cross-on
cross-off
cross-on
cross-on
cross
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross
on
on
cross-off
High Tide
12:03PM1.23m
00:29AM1.22m
12:39PM1.12m
1:10AM1.23m
1:21PM0.99m
1:58AM1.22m
2:15PM0.86m
3:00AM1.19m
3:32PM0.75m
4:22AM1.19m
5:24PM0.71m
5:51AM1.23m
6:59PM0.76m
Low Tide
6:14PM0.13m
6:38AM0.21m
6:44PM0.18m
7:29AM0.27m
7:19PM0.25m
8:34AM0.34m
8:04PM0.32m
10:04AM0.39m
9:09PM0.39m
11:50AM0.36m
10:44PM0.42m
1:11PM0.26m
1:16AM0.37m
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:03
7:03
7:01
7:00
6:58
7:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:29
6:30
6:30
6:30
6:31
7:31
 mm
Temp °C
17
18
15
17
17
14
15
15
13
14
14
11
12
13
11
12
12
10
11
12
10
Feels °C
15
15
13
14
13
11
13
11
10
10
9
7
8
8
6
8
7
6
8
9
7
  • 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 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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