Algarrobo Surf Break

Lat Long: 33.27° S 71.68° W

Algarrobo Surf Forecast and Surf Report

Issued: 7 am 15 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 15 Aug 2026:

  • Best quality surf: Wednesday 19 Aug, 5AM (local time) - 5ft (1.5m), 14s period, WSW swell with glassy winds.
  • Most powerful swell: Friday 21 Aug, 8AM (local time) - 7ft (2.2m), 15s period, WSW swell with 1,939 kJ wave energy.
  • Next surfable swell (1★+): Saturday 15 Aug, 5PM (local time) - 4.5ft (1.4m), 10s period with WNW 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 Saturday (Aug 15) at 5PM. The primary swell is predicted to be 1.4m and 10s period with a secondary swell of 0.8m and 13s. 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 2.2m 15s and forecast to arrive on Friday (Aug 21) at 8AM. 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+) 5PM (Sat 15th Aug)4.5ft (1.4m) 10s
Best Surf 5AM (Wed 19th Aug)5ft (1.5m) 14s
Most Powerful 8AM (Fri 21st Aug)7ft (2.2m) 15s

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


The Lowdown

G’day, Rusty here. We got a bit of a slow start for Algarrobo, but once the surf kicks in mid-week and into the weekend, there’s some proper grunt on the way. The reef/pier handles a solid SW groundswell like a champ, and the water’s sitting at 56.7°F, which is pretty average for this time of year, nothing weird going on there.

Alright, Saturday the 15th we’re off and running. Light rain and a gentle N breeze making it cross-off at 9 mph, keeping it clean. Swell’s 5.6ft from the W with a period of 11 seconds, and there’s moderate wave energy pushing through (912). Expect very good surf, solid intermediate waves. The afternoon backs off a touch to 4.6ft, still clean and cross-off. This is a decent start.

Sunday the 16th is mostly crap. Morning drops to 3.0ft on a 13-second WSW groundswell, but the cross-shore wind from the SSE ruins it with ripples. Afternoon gets worse—S wind at 12 mph, onshore and choppy. A write-off.

Monday the 17th we get a redemption. Morning glass-off from the NE at 3 mph, dead offshore. Clean 3.3ft swell from the WSW, 14 seconds—long period, will line up well on the reef but might straighten out on a beach break, no worries here. Worth a paddle. Afternoon goes onshore, so stick to the morning.

Tuesday the 18th is frustrating. Solid 4.6ft from the SW, 12 seconds, moderate energy (909), but the S wind is 12 mph and cross, creating a chop. Afternoon gets cross-onshore and choppy. Not your day.

Now, Wednesday the 19th—this is the first real standout. Clear skies, 9 mph N wind cross-off, both morning and afternoon. Swell bumps to 5.9ft from the WSW, 15 seconds for the morning (very long period groundswell), strong wave energy (1698). Excellent surf for experienced surfers. If you’re intermediate and confident, go for it—this reef will handle that long-period power. Afternoon stays solid at 5.9ft, 14 seconds, still clean. This is the best of the first week.

Thursday the 20th and Friday the 21st are a wash. Thursday has 5.6ft and 4.9ft, but S and SSW winds at 12–19 mph, cross-onshore, choppy and lumpy. Friday pumps 7.2ft to 7.9ft from the WSW with big energy (1983, 1939), but that strong SSW wind again makes it a mess. Kite surfers might dig the combo, but for us? No.

Saturday the 22nd stays poor—cross-onshore winds, choppy, dropping from 6.2ft to 4.3ft.

Sunday the 23rd returns to glass. Light air, glassy conditions. Only 3.3ft and 2.3ft from the SW at 9 seconds, very weak energy (188, 146). Surfable but ordinary.

Monday the 24th through Tuesday the 25th is tiny—1.3ft to 2.0ft, long periods (11 to 16 seconds) but too small to do much. Winds are strong cross-off, clean but no wave.

Wednesday the 26th brings a wallop—rain showers, 28 mph N wind, cross-off, 7.9ft to 8.2ft from the NW at 8 to 9 seconds. Short-period windswell with strong energy (1182, 1340). That kind of wind and short period makes for lumpy, stormy surf. Not recommended for paddle surfing.

Now, Thursday the 27th—this is the big one. Morning hits 8.2ft from the WNW, 11 seconds, light NE breeze cross-off, clean, with strong energy (1733). Excellent for experienced surfers. But the afternoon is a proper bomb—11.5ft from the W at 14 seconds, very long period, and massive wave energy (5441). That is big, powerful, and for experts only. If you’re a seasoned charger and the wind holds, this is a serious session. Crowds are possible at Algarrobo, so get in early.

Friday the 28th stays large. Morning 9.8ft from the W, 12 seconds, light ENE offshore at 6 mph, clean—another excellent window for experienced crew. Afternoon drops to 7.9ft, cross-off, still clean but starting to back off.

Saturday the 29th sees a cleaner 7.2ft from the WSW, 11 seconds, light NNW breeze causing a little cross-chop in the morning, but afternoon gets a 5.9ft swell with gentle N cross-off, clean, expect very good surf. Good for a session.

Sunday the 30th finishes the run with a glassy morning—6.2ft, 11 seconds, NNW light air, glassy and clean. Afternoon gets a light cross-onshore, still rideable. A solid way to wrap it up.

Bottom line: Wednesday the 19th and Thursday the 27th are your standout calls. Wednesday gives you clean, powerful 5.9ft groundswell with good wind. Thursday delivers

Short Range Forecast

Moderate rain (total 10mm), heaviest on Sat morning. Very mild (max 15°C on Sat afternoon, min 11°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 16°C on Tue afternoon, min 11°C on Tue night). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
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)
3
3
2
1
0
0
2
1
3
1
0
3
4
4
3
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)
1.7
W
11
1.4
WNW
10
0.9
WSW
14
0.9
WSW
13
1
WSW
13
0.9
WSW
14
1
WSW
14
1
WSW
13
1.5
WSW
12
1.4
SW
12
1.2
WSW
15
2.1
SW
14
1.8
WSW
15
1.8
WSW
14
1.8
WSW
13
1.7
WSW
13
1.5
WSW
12
1.4
WSW
16
2.2
WSW
14
2.4
WSW
13
2.1
WSW
12
Wave Graph
Metric surfscale
Energy kJ
657
386
362
313
341
347
379
351
669
497
584
1736
1527
1351
1151
928
666
998
1809
1939
1236
Wind (km/h)
15
N
10
N
15
SSE
10
SSE
20
S
20
S
5
NE
5
WSW
10
SE
20
S
20
S
10
S
15
N
15
N
5
SSE
20
S
25
S
20
S
25
S
30
SSW
20
S
Wind State
cross-off
cross-off
cross
cross
cross-on
cross-on
off
on
cross-off
cross
cross-on
cross
cross-off
cross-off
cross
cross-on
cross-on
cross
cross-on
cross-on
cross
High Tide
12:00PM1.45m
00:30AM1.19m
12:39PM1.30m
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
Low Tide
6:25PM0.01m
6:26AM0.13m
6:58PM0.09m
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
light rain
light rain
light rain
cloud
cloud
rain showers
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:22
7:22
7:20
7:20
7:18
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:17
6:19
6:20
6:20
6:21
6:22
 mm
3
3
1
1
1
1
Temp °C
14
15
14
13
13
11
12
13
12
15
16
12
13
14
12
14
14
13
13
15
13
Feels °C
11
14
13
11
9
7
10
13
10
11
12
8
11
11
11
11
9
9
8
10
8
  • 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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