
Surf Forecasts:
Isla San Jose surf forecast from 20 Sep 2026:
- Most powerful swell: Saturday 26 Sep, 10AM (local time) - 2.5ft (0.8m), 15s period, NNW swell with 284 kJ wave energy.
Best Forecast Surf Conditions for Isla San Jose this week:
The most powerful waves expected at Isla San Jose in the next 16 days are 0.8m 15s and forecast to arrive on Saturday (Sep 26) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Sunday (Sep 20) at 7PM.
| Wave Type | Time (-02) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 10AM (Sat 26th Sep) | 2.5ft (0.8m) 15s |
Table - best surf conditions forecast for Isla San Jose over the next 16 days.
Short Range ForecastMostly dry. Warm (max 26°C on Sun afternoon, min 25°C on Sun morning). Mainly fresh winds. | Days 4-6 Weather SummarySome drizzle, heaviest during Wed night. Warm (max 26°C on Wed morning, min 25°C on Thu afternoon). Mainly fresh winds. | ||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||||
AM | 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) | N 9 | N 12 | N 11 | N 11 | N 11 | N 11 | N 10 | SE 8 | N 10 | ESE 12 | ESE 12 | NNE 9 | NNE 8 | NNE 8 | NNE 10 | NNW 18 | N 16 | N 16 | NNW 15 | NNW 14 | NNW 13 |
Wave Graph | |||||||||||||||||||||
13 | 26 | 21 | 22 | 21 | 21 | 18 | 0 | 17 | 0 | 0 | 17 | 13 | 13 | 18 | 104 | 132 | 181 | 284 | 276 | 181 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross |
High Tide | 1:06PM1.07m | 1:32AM1.10m | 2:16PM1.21m | 2:31AM1.27m | 2:58PM1.38m | 3:11AM1.45m | 3:31PM1.53m | 3:44AM1.63m | 4:02PM1.66m | 4:17AM1.77m | 4:33PM1.76m | 4:50AM1.88m | 5:05PM1.82m | ||||||||
Low Tide | 7:24PM0.73m | 7:54AM0.57m | 8:26PM0.56m | 8:45AM0.40m | 9:05PM0.38m | 9:22AM0.24m | 9:38PM0.20m | 9:55AM0.10m | 10:09PM0.05m | 10:28AM-0.01m | 10:40PM-0.06m | 11:01AM-0.07m | 11:13PM-0.14m | ||||||||
6:00 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:56 | — | — | 5:56 | — | — | |
— | 6:06 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:05 | — | — | 6:04 | — | — | 6:04 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 25 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 24 | 25 | 23 | 24 | 23 | 24 | 24 | 25 | 24 | 26 | 26 | 27 | 26 | 25 | 24 | 24 | 25 | 25 | 25 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | ESE 12 | ESE 12 | S 11 | SSW 11 | SSW 11 | ESE 11 | NNW 18 | ESE 8 | N 16 | NNW 15 | NNW 14 | SSW 15 |
168 | 106 | 137 | 121 | 114 | 83 | 50 | 49 | 67 | 669 | 585 | 66 | 37 | 22 | 480 | 104 | 207 | 181 | 284 | 276 | 300 | |
Swell 2 Height (m) Direction Period (s) | N 9 | N 12 | N 11 | N 11 | N 11 | N 11 | N 10 | ESE 12 | SSW 13 | S 9 | S 12 | NNE 9 | NNE 8 | NNE 8 | NNE 10 | NNE 9 | N 16 | SSW 18 | SSW 16 | SSW 16 | NNW 13 |
13 | 26 | 21 | 22 | 21 | 21 | 18 | 60 | 58 | 39 | 70 | 17 | 13 | 13 | 18 | 16 | 132 | 110 | 280 | 341 | 181 | |
Swell 3 Height (m) Direction Period (s) | N 13 | N 8 | N 12 | N 8 | SE 10 | N 8 | S 14 | SSW 14 | N 10 | S 12 | S 8 | S 8 | NNE 10 | NNE 10 | S 11 | S 10 | NNE 9 | NNE 9 | NNE 8 | NNE 9 | NNE 10 |
13 | 5 | 12 | 5 | 17 | 1 | 16 | 40 | 17 | 77 | 22 | 5 | 10 | 9 | 9 | 8 | 16 | 15 | 13 | 16 | 18 | |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 8 | SE 7 | SE 7 | SE 6 | ESE 6 | ESE 8 | SE 8 | ESE 12 | — | — | ESE 11 | ESE 11 | ESE 11 | — | ESE 11 | — | ESE 8 | ESE 8 | ESE 8 | ESE 8 |
186 | 269 | 303 | 293 | 201 | 209 | 356 | 314 | 698 | — | — | 617 | 571 | 560 | — | 397 | — | 170 | 170 | 165 | 186 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1933 | 1933 | 1933 | 1366 | 1956 | 1956 | 1208 | 1956 | 1933 | 1208 | 1933 | 1956 | 1933 | 1933 | 1404 | 1933 | 1956 | 1956 | 589 | 2022 | 1983 |
Best forecast wave conditions in Fernando De Noronha | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
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Information about the Isla San Jose Surf forecast
The above surf forecast table for Isla San Jose provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Isla San Jose can be found by selecting the local surf guide option on the grey menu. Our Isla San Jose 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 (Isla San Jose) 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 Isla San Jose 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.
Isla San Jose is 8 km (5 miles) from the city of Fernando de Noronha. If you plan a holiday in Fernando De Noronha, look for hotels and other accommodation in Fernando de Noronha. Fernando de Noronha has rooms for a wide range of budgets as well as car hire and transport links.










