Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Hermenegildo surfForecast / Rio Grande Do Sul / Brazil
48hr Weather and Surf, issued 2 am Thursday 01 Jan 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
25.6° C
(Which is 3.4°C warmer than normal for this time of year)How big are the waves at Hermenegildo today?
The current surf forecast for Hermenegildo at 5AM is: 0.5m 10s primary swell from a South direction (forecast issued at 02:00am January 01). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 2.5ft (0.8m) | 10s |
| Afternoon (01 Jan) | 3.5ft (1.1m) | 6s |
| Evening (01 Jan) | 4ft (1.2m) | 7s |
Table - waves today at Hermenegildo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 01 | Friday 02 | Saturday 03 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 10 | 5 | 6 | 6 | 7 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 13 | 13 | 13 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 63 | 51 | 117 | 47 | 89 | 136 | 132 | 134 | 275 | 292 | 292 | 232 | 324 | 392 | 133 | 307 | 919 | 968 | 1086 | 1538 | 1462 | 1098 | 944 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | cross | cross- on | cross- on | cross- on | on | on | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | on | cross- on | cross | cross- off | cross | cross | cross | cross | cross |
High Tide / height (m) | 4:50AM 0.66 | 11:16AM 0.13 | 5:38PM 0.40 | 12:37AM 0.37 | 5:49AM 0.71 | 11:55AM 0.15 | 6:36PM 0.37 | 1:18AM 0.37 | 6:47AM 0.74 | 12:35PM 0.20 | 7:31PM 0.35 | |||||||||||||
Low Tide / height (m) | 12:51AM 0.34 | 9:21AM 0.09 | 1:51PM 0.03 | 8:59PM 0.10 | 1:59AM 0.35 | 10:15AM 0.12 | 2:56PM -0.02 | 9:47PM 0.08 | 3:01AM 0.33 | 11:04AM 0.17 | 3:56PM -0.07 | |||||||||||||
Thursday 01 | Friday 02 | Saturday 03 | ||||||||||||||||||||||
| Sunrise | - | - | 5:24 | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - | - | - | 5:26 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - |
 |  |  | | | | | | | | | | | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 22 | 23 | 23 | 23 | 21 | 21 | 20 | 18 | 18 | 21 | 23 | 21 | 20 | 19 | 19 | 19 | 18 | 20 | 18 | 19 | 19 | 18 |
| Feels °C (?) | 22 | 22 | 20 | 21 | 21 | 20 | 18 | 20 | 19 | 16 | 17 | 21 | 20 | 17 | 15 | 16 | 17 | 16 | 15 | 13 | 9 | 10 | 11 | 12 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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