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Hermenegildo Surf Forecast
/ Rio Grande Do Sul (19 surf breaks) /
Surf Forecasts:
Hermenegildo surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 pm Thursday 21 May 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
14.5° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Hermenegildo today?
The current surf forecast for Hermenegildo at 8PM is: 2.0m 14s primary swell from a South-southeast direction (forecast issued at 02:00pm May 21). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 7ft (2.2m) | 15s |
| Evening (21 May) | 6.5ft (2.0m) | 14s |
Table - waves today at Hermenegildo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Sun morning, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | |
2388 | 2150 | 1752 | 1513 | 1280 | 1058 | 922 | 757 | 648 | 493 | 405 | 399 | 385 | 280 | 265 | 218 | 218 | 214 | 170 | 157 | 154 | 111 | 109 | 107 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | glassy | glassy | |
High Tide | 11:14AM0.38m | 5:12PM0.30m | 11:30PM0.76m | 4:22AM0.28m | 12:03PM0.38m | 5:59PM0.28m | 00:23AM0.70m | 5:21AM0.30m | 12:54PM0.38m | 6:50PM0.28m | 1:17AM0.63m | 6:26AM0.30m | ||||||||||||
Low Tide | 2:18PM0.11m | 7:30PM0.19m | 3:46AM0.28m | 8:22AM-0.09m | 3:09PM0.12m | 8:22PM0.17m | 4:28AM0.29m | 9:14AM-0.03m | 4:03PM0.14m | 9:17PM0.17m | 5:10AM0.29m | |||||||||||||
 |  |  | | | |  | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — |
 | — | 5:37 | — | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | 5:35 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 11 | 10 | 10 | 10 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | SSE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 2388 | 2150 | 1752 | 1513 | 1280 | 1058 | 922 | 757 | 648 | 493 | 405 | 399 | 385 | 280 | 265 | 218 | 218 | 214 | 170 | 157 | 154 | 111 | 109 | 107 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 517 | 615 | 186 | 100 | 100 | 142 | 142 | 61 | 108 | 108 | 108 | 33 | 33 | 33 | 33 |
Best forecast wave conditions in Rio Grande Do Sul | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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