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Hermenegildo Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Hermenegildo surfForecast / Rio Grande Do Sul / Brazil
16 Day Weather and Surf, issued 8 pm Monday 20 Apr 2026 -03Forecast update in hr min s Forecast update imminent
Hermenegildo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hermenegildo sea temperature is
21.5° C
(Which is 2.2°C warmer than normal for this time of year)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 Wednesday (Apr 22) at 3AM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.6m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Hermenegildo in the next 16 days are 3.0m 12s and forecast to arrive on Monday (Apr 27) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 5s period and expected on Wednesday (Apr 22) at 12AM.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Wed 22nd Apr) | 2ft (0.6m) 10s |
| Best Surf | 9PM (Mon 27th Apr) | 10ft (3.0m) 12s |
| Most Powerful | 9PM (Mon 27th Apr) | 10ft (3.0m) 12s |
Table - best surf conditions forecast for Hermenegildo over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Some drizzle, heaviest during Tue morning. Warm (max 21°C on Tue morning, min 15°C on Wed night). Wind will be generally light. | Days 3-6 Weather Summary Mostly dry. Warm (max 22°C on Sun afternoon, min 17°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Mon 27 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 10 | 10 | 10 | 7 | 8 | 8 | 8 | 11 | 10 | 10 | 9 | 7 | 6 | 6 | 9 | 6 | 10 | 11 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 149 | 110 | 104 | 79 | 48 | 45 | 68 | 83 | 47 | 30 | 83 | 100 | 68 | 25 | 22 | 13 | 21 | 29 | 120 | 487 | 1426 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | off | cross- off | cross- off | cross- off | cross- on | on | on | on | on | cross- off | cross- on | glass | glass | off | off | cross- off | cross- on | |
High Tide / height (m) | 10:06PM 0.74 | 3:21AM 10:48AM 0.16 0.45 | 4:44PM 0.34 | 10:56PM 0.77 | 11:37AM 0.42 | 5:36PM 0.31 | 11:47PM 0.77 | 12:25PM 0.39 | 6:31PM 12:40AM 0.29 0.74 | 1:15PM 0.37 | 7:29PM 1:34AM 0.28 0.68 | 6:45AM 0.26 | 2:07PM 0.36 | 8:29PM 2:30AM 0.28 0.62 | 8:02AM 0.28 | 3:03PM 0.35 | 9:27PM 0.29 | 3:29AM 9:17AM 0.56 0.30 | 4:01PM 0.36 | |||
Low Tide / height (m) | 2:29AM 0.15 | 6:53AM -0.13 | 1:55PM 0.16 | 7:03PM 0.22 | 7:44AM -0.13 | 2:45PM 0.14 | 7:48PM 0.22 | 8:36AM -0.10 | 3:36PM 0.12 | 8:36PM 0.22 | 9:31AM -0.04 | 4:29PM 0.11 | 9:29PM 0.22 | 5:53AM 10:30AM 0.26 0.01 | 5:23PM 0.11 | 10:29PM 0.23 | 6:33AM 11:32AM 0.26 0.07 | 6:19PM 11:39PM 0.13 0.23 | 7:16AM 0.25 | 12:36PM 0.11 | ||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Mon 27 | ||||||||||||||||
| Sunrise | - | 6:58 | - | - | 6:58 | - | - | 7:00 | - | - | 7:01 | - | - | 7:01 | - | - | 7:01 | - | - | 7:03 | - | |
| Sunset | - | - | 6:02 | - | - | 6:01 | - | - | 6:00 | - | - | 5:59 | - | - | 5:58 | - | - | 5:57 | - | - | 5:55 | |
 |  |  |  | | |  |  | | | | | | | | | | | | | | ||
Rain (mm) | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| Temp. °C | 20 | 21 | 21 | 21 | 20 | 20 | 17 | 17 | 18 | 18 | 19 | 19 | 19 | 18 | 19 | 18 | 20 | 22 | 19 | 19 | 20 | |
| Feels °C (?) | 19 | 21 | 20 | 20 | 19 | 19 | 15 | 16 | 17 | 17 | 18 | 18 | 19 | 18 | 18 | 17 | 19 | 22 | 18 | 20 | 20 | |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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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