Hornitos surfForecast / Antofagasta / Chile

information circle16 Day Weather and Surf, issued 1 pm Tuesday 28 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
16.2° C
(Which is 2.8°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 2AM. The primary swell is predicted to be 0.9m and 12s 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 1.6m 14s and forecast to arrive on Tuesday (May 05) at 11AM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (-04) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Wed 29th Apr)3ft (0.9m) 12s
Best Surf 2AM (Tue 5th May)4.5ft (1.3m) 14s
Most Powerful11AM (Tue 5th May)5ft (1.6m) 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 night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 22°C on Fri afternoon, min 16°C on Sat night). Wind will be generally light.

Tue
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
2
0
1
1
0
0
2
1
0
2
1
1
1
1
1
2
1
1
3
2
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>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.1
SW
12
0.9
SSW
12
0.8
SW
10
0.8
SW
9
0.8
SW
8
0.4
NW
17
0.4
SW
16
0.7
SSW
15
1
SSW
14
1.2
SW
14
1.1
SW
13
1
SW
13
1
SW
12
0.9
SW
12
1.1
SW
14
1.1
SW
13
1
SW
12
0.7
SW
12
0.8
SW
16
1.3
SW
14
1.6
SW
14
Wave Graph
Metric surfscale
Energy kJ
309
235
110
93
86
74
68
209
402
532
382
321
268
232
424
400
297
147
314
746
878
Wind (km/h)
15
SW
0
NNW
10
WNW
5
W
5
NNE
5
W
5
WSW
0
NW
10
WSW
15
SW
0
SW
10
W
10
WSW
5
N
10
W
5
SW
5
NNW
5
W
10
SW
5
SSE
10
W
cross-on
glassy
on
glassy
glassy
on
cross-on
glassy
on
cross-on
glassy
on
cross-on
cross
on
cross-on
glassy
on
cross-on
glassy
on
High Tide
7:26PM0.96m
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
Low Tide
1:44AM0.07m
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
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
<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>
6:16
6:15
6:15
6:15
6:14
6:14
6:13
6:12
Temp °C
21
20
20
20
19
22
22
20
22
22
20
21
21
19
21
21
19
20
21
20
21
19
19
19
20
20
22
22
20
21
21
20
21
20
20
21
21
21
20
21
20
21
Swell 1
Height (m)
Direction
Period (s)
1.1
SW
12
0.9
SSW
12
0.8
SW
10
0.8
SW
9
0.8
SW
8
0.6
SW
8
0.6
SW
8
0.7
SSW
15
1
SSW
14
1.2
SW
14
1.1
SW
13
1
SW
13
1
SW
12
0.9
SW
12
1.1
SW
14
1.1
SW
13
1
SW
12
0.8
SW
8
0.8
SW
9
1.3
SW
14
1.6
SW
14
Energy kJ
309
235
110
93
86
51
51
209
402
532
382
321
268
232
424
400
297
78
97
746
878
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
11
0.5
SW
11
0.5
SW
11
0.5
SW
10
0.6
SW
8
0.5
SW
8
0.4
NW
16
0.3
NW
15
0.3
WNW
18
0.6
SSW
16
0.7
SSW
14
0.3
WNW
16
0.4
WNW
16
0.2
WNW
13
0.7
SW
12
0.8
SW
16
0.6
SW
8
0.3
NW
14
Energy kJ
39
54
52
30
64
57
54
53
30
62
33
61
162
186
50
85
17
147
314
55
33
Swell 3
Height (m)
Direction
Period (s)
0.1
NW
18
0.1
NW
16
0.4
SW
11
0.3
SW
12
0.2
WNW
14
0.4
NW
17
0.4
SW
16
0.4
SW
10
0.4
SW
15
0.2
WNW
12
0.3
NW
12
0.3
SSW
16
0.3
WNW
14
0.3
WNW
14
0.3
NW
13
0.3
NW
13
0.2
WSW
13
0.3
SW
17
0.4
SSW
12
0.3
WNW
15
0.1
NW
12
Energy kJ
12
10
31
23
21
74
68
37
75
14
23
52
41
40
28
28
17
43
52
42
6
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
1
1
2
2
2
3
3
2
3
3
4
4
4
2
3
3
3
4
Distance (km)
305
0
127
0
0
127
305
0
305
305
0
305
305
51
61
61
0
51
221
0
127
Best forecast wave conditions in Antofagasta
Rating
(10 max)
3
1
4
5
3
4
2
3
4
4
4
4
4
4
4
Best forecast wave conditions in Chile
Rating
(10 max)
3
4
2
2
2
2
2
4
3
3
4
3
3
4
4
4
7
3
3
4
4
Header Global
Rating
(10 max)
9
8
8
6
5
6
6
7
5
4
5
4
4
4
4
4
7
5
4
4
4
  • 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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