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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 8 pm Saturday 21 Mar 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
23.1° C
(Which is slightly warmer than usual)How big are the waves at Hermenegildo today?
The current surf forecast for Hermenegildo at 4AM is: 0.7m 7s primary swell from a East direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 08:00pm March 21). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | 1.5ft (0.4m) | 9s |
| Afternoon (22 Mar) | 1.5ft (0.4m) | 9s |
| Evening (22 Mar) | 1.5ft (0.5m) | 8s |
Table - waves today at Hermenegildo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 7 | 7 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 10 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 33 | 32 | 43 | 51 | 34 | 31 | 31 | 30 | 41 | 41 | 96 | 47 | 36 | 48 | 103 | 167 | 220 | 331 | 162 | 174 | 52 | 110 | 100 | 77 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | off | off | cross- off | cross- off | cross- off | cross- on | cross- on | on | on | cross- on | on | on | on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 3:15PM 0.35 | 9:42PM 0.55 | 3:30AM 0.19 | 10:19AM 0.53 | 4:04PM 0.35 | 10:29PM 0.63 | 4:02AM 0.17 | 11:09AM 0.51 | 4:57PM 0.33 | 11:17PM 0.69 | 4:35AM 0.16 | 11:58AM 0.47 | ||||||||||||
Low Tide / height (m) | 6:10PM 0.15 | 1:29AM 0.12 | 6:25AM -0.00 | 1:37PM 0.22 | 6:49PM 0.17 | 2:33AM 0.14 | 7:11AM -0.06 | 2:25PM 0.20 | 7:29PM 0.20 | 3:40AM 0.15 | 7:59AM -0.08 | |||||||||||||
Sat 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - |
| Sunset | 6:43 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - |
 |  |  | | |  | | |  |  | |  |  | | |  | | | | | | | | | |
Rain (mm) | 13 | - | - | - | - | - | - | - | - | - | - | 1 | 9 | 14 | 13 | 4 | 2 | 1 | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 21 | 19 | 16 | 17 | 20 | 20 | 20 | 20 | 21 | 20 | 19 | 20 | 22 | 22 | 21 | 20 | 18 | 17 | 16 | 16 | 19 | 21 |
| Feels °C (?) | 23 | 23 | 21 | 17 | 14 | 16 | 19 | 18 | 19 | 18 | 20 | 19 | 17 | 18 | 23 | 22 | 23 | 18 | 15 | 14 | 13 | 11 | 16 | 19 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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