Algarrobo Surf Break

Lat Long: 33.27° S 71.68° W

Algarrobo Surf Forecast and Surf Report

Issued: 8 am 15 Sep 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 15 Sep 2026:

  • Best quality surf: Wednesday 16 Sep, 3AM (local time) - 3ft (0.9m), 12s period, WSW swell with cross-offshore winds.
  • Most powerful swell: Monday 21 Sep, 3AM (local time) - 5ft (1.5m), 10s period, WSW swell with 446 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 16 Sep, 3AM (local time) - 3ft (0.9m), 12s 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 Wednesday (Sep 16) at 3AM. The primary swell is predicted to be 0.9m and 12s 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 Algarrobo in the next 16 days are 1.5m 10s and forecast to arrive on Monday (Sep 21) at 3AM. Winds are predicted to be cross-shore at the time the swell arrives.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Wed 16th Sep)3ft (0.9m) 12s
Best Surf 3AM (Wed 16th Sep)3ft (0.9m) 12s
Most Powerful 3AM (Mon 21st Sep)5ft (1.5m) 10s

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


The Lowdown

Alright folks, Rusty here. Let's have a look at what the next couple of weeks are serving up for Algarrobo. It's a bit of a mixed bag, so we gotta be smart about when we paddle out.

The week starts off pretty ordinary, to be honest. Tuesday the 15th and Wednesday the 16th have a bit of swell around the 4ft from the WSW, but the wind is all over the place—cross, cross-on, choppy, the lot. It's just not worth the effort until we get a window.

Now, the first real standout happens this weekend. Saturday morning, the 19th of September, is looking like a gem. We've got a clean 3ft swell from the WSW, and the key here is the wind: it's dead glassy from the NNW. Absolutely zero wind. That means the waves will be smooth as silk. The water temp is sitting at 57°, which is about 2° warmer than average for this time of year, so nothing too shocking. It’s small, but clean. Then, Sunday morning the 20th is more of the same with glassy conditions and a touch more size at 4ft from the WSW. These mornings are the pick of this first week for a longboard or a funboard.

We then have a bit of a lull in quality through the middle of next week, with small, washed-out conditions. But keep your eye on Thursday the 24th of September. That's the real payoff. We’ve got light rain, but the wind is glassy from the NE. The swell bumps up to 5ft to 5ft from the west with an 11-second period, and the combined energy is a solid moderate (577 and 659). This is a good size for intermediates, and the glassy wind means it'll be a joy. Friday the 25th looks promising too with a clean 6ft west swell and cross-off winds, but the combined energy is getting strong (922 and 1040), so it'll have some push.

The absolute standout for the brave is Saturday morning, the 26th of September. This one is for the experienced crew only. We’re looking at a solid 8ft west swell with a long 13-second period. The combined energy hits a massive 2381, which is very strong energy. The wind is glassy again from the south. This is a powerful groundswell. At a reef/pier break like Algarrobo, that long period will create proper, lined-up waves—but at 8ft, it’s expert territory and too big for beginners. If you've got the skills, this is the session to circle on the calendar. The afternoon gets a bit onshore, so get it early.

After that big pulse, the swell drops off into the final days of the month. Wednesday the 30th shows some clean-ish cross-shore conditions with a long 14-second period from the SW, but the wind starts to howl in the afternoon, making it a choppy mess.

So, if you only pick one session, make it the glassy mornings this weekend or the Thursday the 24th/Friday the 25th window. If you're a charger, Saturday the 26th is the big one.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 18°C on Tue morning, min 13°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 19°C on Fri afternoon, min 12°C on Fri morning). Wind will be generally light.

Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
1
0
0
0
1
0
2
1
0
1
2
0
1
2
1
1
1
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
WSW
13
1.1
WSW
13
0.9
WSW
12
0.6
WSW
12
0.7
SW
12
1.3
SW
6
1.1
SW
7
0.6
WSW
11
0.9
WSW
12
0.9
WSW
11
0.9
WSW
11
0.9
WSW
11
0.8
WSW
10
1.1
SW
12
1.3
WSW
11
1.1
WSW
11
1
WSW
10
1.3
WSW
10
1.5
WSW
10
1.5
WSW
9
1.5
WSW
9
Wave Graph
Metric surfscale
Energy kJ
408
408
243
94
144
126
119
101
206
214
170
176
114
325
386
281
190
353
399
393
383
Wind (km/h)
10
S
20
SW
10
SSW
10
S
20
SSW
20
S
10
S
10
WSW
5
NE
15
S
15
SW
10
SSE
0
NNW
15
WNW
5
NNW
0
NE
15
S
10
S
10
S
20
S
10
SSW
Wind State
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
on
cross-off
cross
on
cross
glassy
cross-on
cross
glassy
cross
cross
cross
cross-on
cross-on
High Tide
1:44PM1.02m
2:06AM1.24m
2:24PM0.89m
2:49AM1.17m
3:12PM0.77m
3:44AM1.09m
4:27PM0.68m
5:01AM1.04m
6:36PM0.66m
6:34AM1.04m
8:09PM0.71m
7:45AM1.10m
8:52PM0.78m
Low Tide
7:37PM0.25m
8:39AM0.30m
8:07PM0.34m
9:40AM0.39m
8:43PM0.43m
11:07AM0.45m
9:36PM0.51m
12:54PM0.44m
11:21PM0.55m
2:08PM0.38m
1:00AM0.52m
2:53PM0.31m
2:03AM0.45m
clear
clear
clear
part cloud
cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
clear
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:46
7:45
7:43
7:41
7:39
7:39
7:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:37
7:37
7:38
7:39
7:39
7:40
7:42
 mm
Temp °C
18
18
14
16
17
15
18
17
13
17
19
16
19
19
16
17
18
15
17
17
15
Feels °C
15
15
12
13
14
12
16
15
13
15
16
16
17
17
15
15
14
12
13
14
13
  • 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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