Surf Forecasts:
Rio Grande Jetties surf forecast from 6 Oct 2026:
- Best quality surf: Sunday 11 Oct, 12AM (local time) - 3.5ft (1.1m), 10s period, SE swell with cross-offshore winds.
- Most powerful swell: Sunday 11 Oct, 9AM (local time) - 5ft (1.5m), 10s period, SE swell with 450 kJ wave energy.
- Next surfable swell (1★+): Thursday 8 Oct, 3PM (local time) - 3.5ft (1.0m), 8s period with E swell.
Best Forecast Surf Conditions for Rio Grande Jetties this week:
The surf forecast for Rio Grande Jetties over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 08) at 3PM. The primary swell is predicted to be 1.0m and 8s period with a secondary swell of 0.3m and 10s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Rio Grande Jetties in the next 16 days are 1.5m 10s and forecast to arrive on Sunday (Oct 11) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 7s period and expected on Thursday (Oct 08) at 12AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Thu 8th Oct) | 3.5ft (1.0m) 8s |
| Best Surf | 12AM (Sun 11th Oct) | 3.5ft (1.1m) 10s |
| Most Powerful | 9AM (Sun 11th Oct) | 5ft (1.5m) 10s |
Table - best surf conditions forecast for Rio Grande Jetties over the next 16 days.
Short Range ForecastHeavy rain (total 31mm), heaviest during Thu morning. Warm (max 21°C on Thu afternoon, min 16°C on Tue morning). Winds decreasing (fresh winds from the ENE on Wed afternoon, calm by Thu night). | Days 4-6 Weather SummaryModerate rain (total 18mm), heaviest on Fri night. Very mild (max 18°C on Fri morning, min 14°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | |||||||||||||||
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) | SSE 9 | SSE 8 | E 5 | E 6 | ENE 6 | SE 9 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 49 | 39 | 61 | 108 | 154 | 12 | 228 | 129 | 78 | 54 | 39 | 51 | 88 | 128 | 217 | 450 | 424 | 308 | 261 | 235 | 188 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | off | glassy | cross | on | on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | on |
High Tide | 3:51PM0.57m | 9:33PM0.29m | 4:16AM0.18m | 5:04PM0.52m | 10:41PM0.34m | 5:26AM0.19m | 12:33PM0.27m | 6:20PM0.47m | 6:36AM0.23m | 12:57PM0.26m | 7:31PM0.43m | 7:39AM0.29m | 1:25PM0.25m | 8:37PM0.39m | 8:35AM0.35m | 1:53PM0.24m | 9:36PM0.36m | 9:26AM0.40m | 2:16PM0.23m | 10:30PM0.33m | |
Low Tide | 8:25PM0.29m | 7:35AM0.05m | 9:01PM0.32m | 8:36AM0.08m | 2:17PM0.25m | 9:39PM0.34m | 3:48AM0.14m | 3:31PM0.18m | 10:19PM0.34m | 4:35AM0.16m | 4:32PM0.11m | 11:02PM0.33m | 5:19AM0.18m | 5:26PM0.05m | 11:45PM0.31m | 6:00AM0.21m | 1:14PM0.23m | 6:15PM0.02m | |||
 |  |  |  | |  |  |  |  | | | | | | | | | | | | | |
 | 6:00 | — | — | 5:58 | — | — | 5:56 | — | — | 5:56 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — |
 | — | 6:32 | — | — | 6:34 | — | — | 6:34 | — | — | 6:35 | — | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — |
mm | — | — | — | — | — | 15 | 15 | 1 | — | — | — | 15 | 3 | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 18 | 19 | 18 | 19 | 21 | 21 | 18 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 15 |
Feels °C | 13 | 12 | 13 | 15 | 15 | 14 | 19 | 23 | 22 | 18 | 15 | 15 | 15 | 18 | 17 | 15 | 16 | 16 | 15 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SE 10 | SE 9 | SE 9 | E 8 | E 8 | E 8 | E 8 | E 7 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 49 | 32 | 16 | 23 | 21 | 12 | 228 | 129 | 78 | 54 | 39 | 40 | 88 | 128 | 217 | 450 | 424 | 308 | 261 | 235 | 188 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SSE 8 | SE 12 | S 6 | S 6 | — | SSE 10 | SE 10 | SE 10 | SE 9 | SE 9 | — | E 8 | E 8 | E 8 | — | — | — | ENE 8 | ENE 8 | ENE 8 |
| kJ | 6 | 39 | 5 | 1 | 1 | — | 11 | 16 | 15 | 14 | 23 | — | 55 | 42 | 29 | — | — | — | 26 | 26 | 12 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | S 9 | S 9 | — | — | — | SE 8 | — | — | — | S 12 | — | — | — | — | — | — | — | — | — | SSW 5 |
| kJ | 17 | 15 | 6 | — | — | — | 3 | — | — | — | 3 | — | — | — | — | — | — | — | — | — | 7 |
Wind waves Height (m) Direction Period (s) | ENE 4 | E 4 | E 5 | E 6 | ENE 6 | ENE 7 | ENE 8 | — | — | — | — | E 7 | — | — | — | — | — | — | — | — | — |
| kJ | 31 | 39 | 61 | 108 | 154 | 365 | 350 | — | — | — | — | 51 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 338 | 505 | 380 | 536 | 536 | 443 | 232 | 0 | 0 | 218 | 218 | 248 | 218 | 218 | 0 | 218 | 0 | 0 | 0 | 371 | 218 |
Best forecast wave conditions in Rio Grande Do Sul | |||||||||||||||||||||
Best forecast wave conditions in Brazil | |||||||||||||||||||||
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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 Rio Grande Jetties 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 Rio Grande Jetties Surf forecast
The above surf forecast table for Rio Grande Jetties provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rio Grande Jetties can be found by selecting the local surf guide option on the grey menu. Our Rio Grande Jetties 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 (Rio Grande Jetties) 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 Rio Grande Jetties 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.
Rio Grande Jetties is 4 km (2 miles) from the city of Rio Grande. If you plan a holiday in Rio Grande Do Sul, look for hotels and other accommodation in Rio Grande. Rio Grande has rooms for a wide range of budgets as well as car hire and transport links.
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