Hornitos surfForecast / Antofagasta / Chile

information circle16 Day Weather and Surf, issued 1 am Wednesday 29 Apr 2026 -04
Forecast update in hr  min  s Forecast update imminent
Hornitos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hornitos sea temperature is
16.5° C
(Which is 2.4°C colder than average for this time of year)

Best Forecast Surf Conditions for Hornitos this week:

The surf forecast for Hornitos over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Apr 29) at 5AM. The primary swell is predicted to be 0.8m and 10s period with a secondary swell of 0.4m and 12s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Hornitos in the next 16 days are 1.4m 14s and forecast to arrive on Tuesday (May 05) at 5AM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Wed 29th Apr)2.5ft (0.8m) 10s
Best Surf 2AM (Tue 5th May)4.5ft (1.3m) 15s
Most Powerful 5AM (Tue 5th May)4.5ft (1.4m) 14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 22°C on Thu morning, min 17°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 22°C on Sun afternoon, min 17°C on Sat morning). Wind will be generally light.

Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
0
0
2
1
0
2
1
1
2
0
0
2
1
2
3
2
2
3
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.8
SW
10
0.8
SW
9
0.5
SW
11
0.4
NW
17
0.4
SW
16
0.7
SSW
15
1.1
SSW
14
1.2
SW
14
1.1
SW
13
1.1
SW
13
1
SW
12
0.9
SW
12
1.1
SW
13
1.1
SW
13
1
SW
12
1
SW
12
0.6
SW
16
1.3
SW
15
1.3
SW
14
1.5
SW
13
1.4
SW
13
Wave Graph
Metric surfscale
Energy kJ
110
91
64
74
68
209
474
532
382
363
268
232
458
406
297
282
169
686
686
767
663
Wind (km/h)
10
WNW
5
W
0
NE
10
W
10
WSW
0
WSW
10
WSW
15
SW
5
SW
5
WNW
10
WSW
5
N
10
WSW
10
SW
5
N
10
WNW
5
WSW
5
N
10
W
5
SW
5
NNE
on
on
glassy
on
cross-on
glassy
on
cross-on
glassy
on
cross-on
glassy
on
cross-on
glassy
cross-on
glassy
glassy
on
cross-on
glassy
High Tide
8:06AM1.03m
8:07PM0.91m
8:39AM1.09m
8:47PM0.86m
9:11AM1.13m
9:25PM0.80m
9:44AM1.14m
10:04PM0.75m
10:19AM1.14m
10:44PM0.69m
10:57AM1.11m
11:26PM0.64m
11:38AM1.07m
00:13AM0.59m
Low Tide
2:18PM0.18m
2:14AM0.09m
3:01PM0.15m
2:43AM0.11m
3:43PM0.13m
3:12AM0.13m
4:23PM0.13m
3:42AM0.16m
5:05PM0.14m
4:13AM0.20m
5:50PM0.17m
4:47AM0.24m
6:40PM0.20m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:00
7:00
7:00
7:01
7:01
7:01
7:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:15
6:14
6:14
6:13
6:12
Temp °C
20
20
19
22
22
20
22
22
21
20
21
18
21
22
18
20
21
19
21
21
20
20
20
20
21
21
21
22
21
21
20
21
18
20
21
19
20
21
20
21
21
21
Swell 1
Height (m)
Direction
Period (s)
0.8
SW
10
0.8
SW
9
0.6
SW
8
0.6
SW
8
0.5
SW
8
0.7
SSW
15
1.1
SSW
14
1.2
SW
14
1.1
SW
13
1.1
SW
13
1
SW
12
0.9
SW
12
1.1
SW
13
1.1
SW
13
1
SW
12
1
SW
12
0.8
SW
9
1.3
SW
15
1.3
SW
14
1.5
SW
13
1.4
SW
13
Energy kJ
110
91
57
50
31
209
474
532
382
363
268
232
458
406
297
282
88
686
686
767
663
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
12
0.4
SW
11
0.5
SW
11
0.5
SW
11
0.5
SW
11
0.6
SSW
8
0.4
SW
15
0.3
WNW
16
0.3
NW
15
0.3
SSW
16
0.5
SSW
16
0.7
SSW
14
0.3
WNW
16
0.4
WNW
16
0.2
WNW
13
0.3
SW
16
0.6
SSW
12
0.3
WNW
15
0.6
SW
8
0.2
WNW
14
0.2
WNW
14
Energy kJ
52
30
64
58
55
43
75
48
33
51
138
186
50
85
17
43
93
42
46
21
19
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
11
0.4
SW
12
0.2
WNW
14
0.4
NW
17
0.4
SW
16
0.4
SW
10
0.4
NW
16
0.2
WNW
12
0.3
NW
12
0.3
WNW
18
0.3
WNW
14
0.3
WNW
14
0.3
NW
13
0.3
NW
13
0.3
SW
13
0.2
WNW
13
0.6
SW
16
0.2
WNW
12
0.2
WNW
14
0.1
NW
12
0.1
NW
19
Energy kJ
31
52
21
74
68
37
61
14
23
61
41
39
28
27
28
17
169
14
21
6
15
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
2
3
2
3
3
2
3
3
2
3
3
4
2
2
3
3
3
Distance (km)
0
127
84
0
127
61
0
305
305
0
305
305
0
305
221
51
84
0
0
305
305
Best forecast wave conditions in Antofagasta
Rating
(10 max)
3
1
4
5
4
4
3
2
4
3
4
2
2
4
4
Best forecast wave conditions in Chile
Rating
(10 max)
4
2
2
2
2
4
4
3
4
4
3
4
4
4
4
7
3
3
4
3
3
Header Global
Rating
(10 max)
8
6
8
6
5
6
7
4
5
5
4
4
4
4
4
7
5
4
5
4
5
  • 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 Hornitos Surf forecast

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

Hornitos is 22 km (14 miles) from the city of Mejillones. If you plan a holiday in Antofagasta, look for hotels and other accommodation in Mejillones. Mejillones has rooms for a wide range of budgets as well as car hire and transport links.

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