Surf Forecasts:
Hermenegildo surf forecast from 18 Oct 2026:
- Best quality surf: Sunday 18 Oct, 3AM (local time) - 10ft (3.0m), 11s period, SE swell with cross-shore winds.
- Most powerful swell: Sunday 18 Oct, 3AM (local time) - 10ft (3.0m), 11s period, SE swell with 1,862 kJ wave energy.
- Next surfable swell (1★+): Sunday 18 Oct, 3AM (local time) - 10ft (3.0m), 11s period with SE swell.
Best Forecast Surf Conditions for Hermenegildo this week:
The surf forecast for Hermenegildo over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 18) at 3AM. The primary swell is predicted to be 3.0m and 11s period with a secondary swell of 2.2m and 11s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Hermenegildo in the next 16 days are 3.0m 11s and forecast to arrive on Sunday (Oct 18) at 3AM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sun 18th Oct) | 10ft (3.0m) 11s |
| Best Surf | 3AM (Sun 18th Oct) | 10ft (3.0m) 11s |
| Most Powerful | 3AM (Sun 18th Oct) | 10ft (3.0m) 11s |
Table - best surf conditions forecast for Hermenegildo over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 15°C on Tue morning, min 12°C on Sat night). Winds decreasing (fresh winds from the SSW on Sun morning, light winds from the SE by Mon night). | Days 5-7 Weather SummaryMostly dry. Very mild (max 18°C on Fri morning, min 14°C on Tue night). Winds decreasing (fresh winds from the ENE on Wed afternoon, calm by Thu night). | ||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||
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) | SE 11 | SE 10 | SSE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | E 6 | E 6 | ESE 10 | E 6 | ESE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 2329 | 936 | 886 | 698 | 606 | 564 | 475 | 371 | 375 | 309 | 258 | 144 | 120 | 117 | 123 | 105 | 75 | 112 | 83 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-off | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 00:38AM0.34m | 7:10AM0.33m | 12:43PM0.54m | 6:39PM0.22m | 8:29AM0.33m | 1:23PM0.52m | 7:46PM0.23m | 2:06PM0.50m | 8:57PM0.24m | 2:55PM0.49m | 10:02PM0.26m | 3:35AM0.28m | 3:54PM0.47m | 10:57PM0.28m | 4:31AM0.30m | 12:04PM0.35m | 11:46PM0.31m | ||
Low Tide | 3:48AM0.17m | 5:02PM0.20m | 9:44PM0.12m | 4:34AM0.15m | 5:48PM0.20m | 10:36PM0.16m | 5:21AM0.13m | 6:34PM0.19m | 6:11AM0.12m | 7:20PM0.19m | 7:05AM0.11m | 12:25PM0.37m | 8:06PM0.19m | 8:02AM0.11m | 1:38PM0.33m | 8:52PM0.19m | |||
 |  |  |  | | | |  | | | | |  | | | | | | | |
 | — | 5:48 | — | — | 5:47 | — | — | 5:46 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — |
 | 6:46 | — | 6:46 | — | — | 6:47 | — | — | 6:49 | — | — | 6:50 | — | — | 6:51 | — | — | 6:52 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 14 | 13 | 14 | 14 | 13 | 15 | 15 | 14 | 15 | 15 | 15 | 16 | 16 | 17 | 18 | 18 | 16 |
Feels °C | 7 | 7 | 8 | 8 | 10 | 10 | 10 | 12 | 11 | 10 | 10 | 9 | 10 | 13 | 13 | 18 | 19 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | SE 11 | — | — | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | — | SE 10 | ESE 10 | E 6 | SE 9 |
| kJ | 1399 | — | — | 698 | 606 | 564 | 475 | 371 | 375 | 309 | 258 | 144 | 120 | 117 | — | 82 | 65 | 84 | 21 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | S 8 | S 7 | — | — | — | — | — | SE 10 | S 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 47 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | SE 11 | SE 10 | SSE 10 | — | — | — | — | — | — | E 4 | E 4 | E 5 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ESE 7 |
| kJ | 2329 | 936 | 886 | — | — | — | — | — | — | 10 | 9 | 54 | 59 | 86 | 123 | 105 | 75 | 112 | 83 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 705 | 691 | 745 | 100 | 57 | 722 | 61 | 61 | 61 | 61 | 639 | 744 | 639 | 270 | 633 | 62 | 186 | 186 | 438 |
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 Hermenegildo 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 Hermenegildo Surf forecast
The above surf forecast table for Hermenegildo provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Hermenegildo can be found by selecting the local surf guide option on the grey menu. Our Hermenegildo 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 (Hermenegildo) 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 Hermenegildo 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.
Are you planning a holiday in Rio Grande Do Sul? If you are looking for accommodation near Hermenegildo, camping, hotels and holiday cottages in Rio Grande Do Sul, consider staying in Santa Vitoria do Palmar which is 21 km (13 miles) away.
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