Surf Forecasts:
San Bartolo - Derechitas surf forecast from 23 Aug 2026:
- Best quality surf: Friday 28 Aug, 10AM (local time) - 7ft (2.1m), 16s period, SW swell with onshore winds.
- Most powerful swell: Friday 28 Aug, 1PM (local time) - 7.5ft (2.3m), 16s period, SW swell with 2,484 kJ wave energy.
- Next surfable swell (1★+): Sunday 23 Aug, 4AM (local time) - 1.5ft (0.4m), 18s period with SW swell.
Best Forecast Surf Conditions for San Bartolo - Derechitas this week:
The surf forecast for San Bartolo - Derechitas over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 4AM. The primary swell is predicted to be 0.4m and 18s period with a secondary swell of 0.7m and 8s. Another secondary swell of 0.4m and 11s is also forecast. Another secondary swell of 0.5m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at San Bartolo - Derechitas in the next 16 days are 2.3m 16s and forecast to arrive on Friday (Aug 28) at 1PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (-05) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sun 23rd Aug) | 1.5ft (0.4m) 18s |
| Best Surf | 10AM (Fri 28th Aug) | 7ft (2.1m) 16s |
| Most Powerful | 1PM (Fri 28th Aug) | 7.5ft (2.3m) 16s |
Table - best surf conditions forecast for San Bartolo - Derechitas over the next 16 days.
Short Range ForecastMostly dry. Warm (max 22°C on Sun morning, min 18°C on Sat night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 21°C on Tue afternoon, min 18°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 19 | SW 18 | SW 17 | SW 16 | SW 16 | S 9 | S 9 | S 9 | S 12 | S 11 | S 11 | SSW 12 | SSW 12 | SSW 11 | SW 20 | SW 20 | SW 18 | SW 16 | SSW 16 | SW 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 91 | 114 | 107 | 132 | 93 | 126 | 79 | 52 | 72 | 65 | 102 | 127 | 123 | 194 | 239 | 186 | 786 | 2326 | 1629 | 1956 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | on | cross-on | cross |
High Tide | 3:43AM0.77m | 2:54PM0.45m | 4:21AM0.81m | 3:40PM0.48m | 4:51AM0.85m | 4:17PM0.51m | 5:18AM0.88m | 4:52PM0.55m | 5:43AM0.91m | 5:27PM0.59m | 6:07AM0.91m | 6:03PM0.64m | ||||||||
Low Tide | 8:04PM0.23m | 10:41AM0.36m | 8:55PM0.20m | 11:05AM0.33m | 9:37PM0.17m | 11:28AM0.31m | 10:13PM0.14m | 11:51AM0.29m | 10:47PM0.13m | 12:13PM0.27m | 11:20PM0.14m | 12:35PM0.24m | 11:54PM0.16m | |||||||
 |  |  | | | | | | | | | | | | | | | | | | |
 | — | — | 6:16 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — |
 | 6:02 | — | — | 6:02 | — | — | 6:02 | — | — | 6:02 | — | — | 6:02 | — | — | 6:02 | — | — | 6:02 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 19 | 22 | 21 | 18 | 21 | 20 | 19 | 22 | 21 | 19 | 21 | 21 | 19 | 21 | 21 | 19 | 21 | 21 | 19 |
Feels °C | 22 | 19 | 21 | 21 | 19 | 20 | 20 | 19 | 22 | 21 | 20 | 22 | 21 | 20 | 21 | 21 | 19 | 21 | 21 | 20 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 9 | SW 16 | S 9 | S 9 | S 12 | S 6 | S 11 | SSW 12 | SSW 12 | SSW 11 | SSW 10 | SW 14 | SW 18 | SW 16 | SSW 16 | SW 14 |
| kJ | 80 | 78 | 63 | 109 | 71 | 87 | 76 | 52 | 72 | 41 | 85 | 127 | 123 | 194 | 139 | 169 | 786 | 2326 | 1629 | 1956 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SW 11 | SW 12 | SW 16 | SW 11 | SW 10 | SW 15 | SSW 12 | S 8 | S 11 | SSW 13 | S 6 | S 6 | SW 16 | SW 20 | S 10 | SW 12 | S 5 | SW 15 | WNW 12 |
| kJ | 49 | 43 | 47 | 132 | 41 | 26 | 79 | 50 | 21 | 65 | 102 | 31 | 21 | 96 | 239 | 100 | 114 | 24 | 1019 | 15 |
Swell 3 Height (m) Direction Period (s) | SW 19 | SW 18 | SW 17 | SW 11 | SW 16 | S 14 | SW 10 | SW 10 | SW 14 | S 8 | SW 9 | S 10 | S 10 | SW 13 | WSW 13 | SW 20 | WNW 14 | W 12 | W 12 | W 12 |
| kJ | 91 | 114 | 107 | 43 | 93 | 16 | 35 | 35 | 53 | 21 | 21 | 70 | 47 | 63 | 106 | 186 | 19 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | S 3 | S 4 | S 4 | S 4 | S 9 | S 4 | S 5 | S 5 | — | S 6 | — | — | — | — | SSW 4 | S 10 | — | S 5 | S 5 |
| kJ | — | 5 | 8 | 5 | 7 | 126 | 14 | 15 | 37 | — | 30 | — | — | — | — | 7 | 89 | — | 20 | 19 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 24 | 2 | 7 | 24 | 7 | 24 | 7 | 0 | 24 | 7 | 7 | 24 | 24 | 7 | 24 | 24 | 0 | 24 | 24 | 2 |
Best forecast wave conditions in Lima | ||||||||||||||||||||
Best forecast wave conditions in Peru | ||||||||||||||||||||
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Information about the San Bartolo - Derechitas Surf forecast
The above surf forecast table for San Bartolo - Derechitas provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at San Bartolo - Derechitas can be found by selecting the local surf guide option on the grey menu. Our San Bartolo - Derechitas 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 (San Bartolo - Derechitas) 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 San Bartolo - Derechitas 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.
San Bartolo - Derechitas is 34 km (21 miles) from the very large city of Mala. If you plan a holiday in Lima, look for hotels and other accommodation in Mala. Mala has rooms for a wide range of budgets as well as cheap car hire and transport links.
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