Surf Forecasts:
Praia do Forte surf forecast from 14 Sep 2026:
- Best quality surf: Thursday 17 Sep, 3AM (local time) - 5ft (1.6m), 11s period, S swell with glassy winds.
- Most powerful swell: Thursday 17 Sep, 3PM (local time) - 6ft (1.8m), 13s period, S swell with 1,103 kJ wave energy.
- Next surfable swell (1★+): Tuesday 15 Sep, 12AM (local time) - 3.5ft (1.1m), 8s period with SSE swell.
Best Forecast Surf Conditions for Praia do Forte this week:
The surf forecast for Praia do Forte over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 15) at 12AM. The primary swell is predicted to be 1.1m and 8s period with a secondary swell of 0.7m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Praia do Forte in the next 16 days are 1.8m 13s and forecast to arrive on Thursday (Sep 17) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 12s period and expected on Thursday (Sep 17) at 9PM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Tue 15th Sep) | 3.5ft (1.1m) 8s |
| Best Surf | 3AM (Thu 17th Sep) | 5ft (1.6m) 11s |
| Most Powerful | 3PM (Thu 17th Sep) | 6ft (1.8m) 13s |
Table - best surf conditions forecast for Praia do Forte over the next 16 days.
Short Range ForecastHeavy rain (total 41mm), heaviest during Tue night. Warm (max 21°C on Tue morning, min 18°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Fri morning. Warm (max 20°C on Wed night, min 19°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the ENE by Sat afternoon). | ||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||
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) | E 8 | S 8 | SSE 9 | SSE 8 | SE 8 | E 8 | E 8 | S 11 | S 12 | S 12 | S 10 | S 13 | S 11 | E 5 | S 11 | S 11 | S 10 | S 10 | E 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 65 | 142 | 254 | 167 | 108 | 70 | 88 | 188 | 300 | 604 | 474 | 1103 | 898 | 45 | 403 | 275 | 247 | 170 | 293 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross | cross | cross-off | glassy | cross | cross-off | cross | cross-on | cross-on | on | cross-on | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 3:44AM1.10m | 3:50PM0.95m | 4:17AM1.02m | 4:10PM0.91m | 4:53AM0.92m | 4:33PM0.85m | 5:36AM0.82m | 4:58PM0.78m | 6:43AM0.72m | 5:31PM0.71m | 11:00AM0.73m | 7:01PM0.64m | |||||||
Low Tide | 9:47PM0.16m | 10:16AM0.21m | 10:16PM0.17m | 10:44AM0.32m | 10:47PM0.20m | 11:15AM0.42m | 11:25PM0.25m | 11:57AM0.52m | 00:21AM0.32m | 1:21PM0.60m | 1:58AM0.37m | 3:45PM0.60m | |||||||
 |  |  |  |  | |  | | |  |  | |  | | | | | | | |
 | — | 5:46 | — | — | 5:45 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:41 | — | — |
 | — | — | 5:40 | — | — | 5:40 | — | — | 5:42 | — | — | 5:42 | — | — | 5:42 | — | — | 5:43 | — |
mm | 3 | 4 | 6 | 9 | — | 1 | 15 | 2 | 1 | — | — | — | — | 1 | — | — | 1 | — | — |
Temp °C | 20 | 19 | 19 | 19 | 21 | 20 | 19 | 20 | 20 | 20 | 19 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 20 |
Feels °C | 19 | 18 | 19 | 19 | 20 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 15 | 15 | 17 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | S 8 | SSE 9 | SSE 8 | SE 8 | SSW 10 | SSW 9 | S 11 | S 12 | S 12 | S 10 | S 13 | S 11 | SSW 11 | S 11 | S 11 | S 10 | S 10 | S 10 |
| kJ | 235 | 142 | 254 | 167 | 108 | 170 | 147 | 188 | 300 | 604 | 474 | 1103 | 898 | 469 | 403 | 275 | 247 | 159 | 90 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | S 12 | SSW 11 | E 8 | E 8 | ESE 8 | E 7 | ESE 10 | S 14 | ESE 8 | ESE 8 | ESE 8 | — | S 13 | S 15 | S 14 | SSW 13 |
| kJ | 65 | 47 | 46 | 141 | 194 | 60 | 88 | 75 | 54 | 80 | 198 | 62 | 26 | 27 | — | 90 | 5 | 4 | 34 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 13 | S 13 | E 8 | E 8 | SE 8 | SE 8 | SE 9 | ESE 11 | SE 8 | ESE 8 | ENE 6 | ESE 10 | — | — | ESE 10 | S 15 | — | SE 11 |
| kJ | 10 | 55 | 87 | 60 | 46 | 70 | 35 | 20 | 23 | 18 | 72 | 4 | 20 | — | — | 10 | 4 | — | 5 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 4 | — | NNW 3 | — | WSW 2 | SW 5 | SSW 5 | — | — | — | ENE 7 | E 5 | E 6 | E 6 | E 6 | E 6 | E 7 |
| kJ | — | — | 18 | — | 1 | — | 1 | 35 | 40 | — | — | — | 4 | 45 | 139 | 170 | 194 | 170 | 293 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 18 | 10 | 10 | 0 | 0 | 5 | 0 | 5 | 18 | 5 | 10 | 18 | 10 | 62 | 278 | 151 | 114 | 278 | 87 |
Best forecast wave conditions in Rio de Janeiro | |||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||
Header Global | |||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Praia do Forte surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Praia do Forte Surf forecast
The above surf forecast table for Praia do Forte provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Praia do Forte can be found by selecting the local surf guide option on the grey menu. Our Praia do Forte 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 (Praia do Forte) 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 Praia do Forte 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.
Praia do Forte is 2 km (1 miles) from Cabo Frio. If you plan a holiday in Rio de Janeiro, look for hotels and other accommodation in Cabo Frio. Cabo Frio has rooms for a wide range of budgets as well as car hire and transport links.
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