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Surf Forecasts:
La Cosa surfForecast / Tarapaca / Chile
48hr Weather and Surf, issued 2 pm Friday 10 Oct 2025 -04
How big are the waves at La Cosa today?
The current surf forecast for La Cosa at 4PM is: 1.6m 15s primary swell from a Southwest direction and 0.1m 14s secondary swell from a Northwest direction (forecast issued at 02:00pm October 10). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Oct) | - | - |
| Afternoon (10 Oct) | 5ft (1.6m) | 16s |
| Evening (10 Oct) | 5.5ft (1.7m) | 15s |
Table - waves today at La Cosa. (Swell directed towards the surf break)
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1210 | 1149 | 1171 | 1279 | 1297 | 1344 | 1308 | 1308 | 1308 | 1399 | 1326 | 1139 | 1139 | 1063 | 970 | 970 | 957 | 747 | 694 | 683 | 673 | 673 | 600 | 600 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | glass | glass | cross- off | cross- off | off | off | off | off | glass | glass | glass | glass | off | off | off | off | glass | glass | glass | off | off |
High Tide / height (m) | 12:05PM 1.03 | 12:36AM 1.43 | 12:57PM 0.93 | 1:31AM 1.40 | 2:00PM 0.85 | 2:35AM 1.35 | ||||||||||||||||||
Low Tide / height (m) | 5:53PM 0.30 | 7:23AM 0.36 | 6:36PM 0.36 | 8:33AM 0.40 | 7:28PM 0.43 | |||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 |
| Sunset | - | - | 7:40 | - | - | - | - | - | - | - | 7:40 | - | - | - | - | - | - | - | 7:42 | - | - | - | - | - |
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 19 | 18 | 17 | 16 | 16 | 17 | 18 | 19 | 18 | 17 | 16 | 16 | 16 | 15 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 17 |
| Feels °C (?) | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 17 | 18 | 17 | 16 | 17 | 16 | 17 | 15 | 17 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 |
- 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)
Recent Eyeball Surf Reports for Tarapaca
The wind is still offshore at La Cosa (fresh winds from the SW at Iquique/Diego Aracena Airport 33 km from La Cosa). 1.5m 15s groundswell from the SW to make surfable waves.
33 km away, 1 h 27 min ago
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