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:
San Miguel - Ribeira Grande surfForecast / Azores / Portugal
48hr Weather and Surf, issued 10 pm Wednesday 17 Dec 2025 -01Forecast update in hr min s Forecast update imminent
San Miguel - Ribeira Grande surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's San Miguel - Ribeira Grande sea temperature is
17.4° C
(Which is normal for this time of year)How big are the waves at San Miguel - Ribeira Grande today?
The current surf forecast for San Miguel - Ribeira Grande at 4AM is: 3.0m 17s primary swell from a Northwest direction and 0.9m 15s secondary swell from a West-southwest direction, 1.5m 6s secondary swell from a West-northwest direction (forecast issued at 10:00pm December 17). The wind direction is predicted to be onshore.
| Time (-01) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Dec) | 8ft (2.5m) | 15s |
| Afternoon (18 Dec) | 10ft (3.0m) | 16s |
| Evening (18 Dec) | 10ft (3.0m) | 16s |
Table - waves today at San Miguel - Ribeira Grande. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 20 | 18 | 17 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 15 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5678 | 4597 | 5064 | 3543 | 3464 | 3018 | 4645 | 5174 | 5454 | 4447 | 5875 | 6185 | 6028 | 5570 | 5366 | 4724 | 3913 | 3075 | 2589 | 3083 | 4514 | 6093 | 5777 | 5220 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 12:13AM 1.35 | 12:27PM 1.30 | 12:49AM 1.40 | 1:04PM 1.32 | 1:25AM 1.43 | 1:39PM 1.33 | ||||||||||||||||||
Low Tide / height (m) | 5:57PM 0.29 | 6:23AM 0.31 | 6:32PM 0.25 | 7:00AM 0.27 | 7:08PM 0.23 | 7:36AM 0.25 | ||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 7:50 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:24 |
 |  | | |  |  |  | | |  | | | | | | |  | | |  | | | | | |
Rain (mm) | - | 1 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - |
| Temp. °C | 19 | 17 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 14 | 13 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 13 | 14 | 14 | 14 |
| Feels °C (?) | 14 | 15 | 12 | 10 | 9 | 9 | 9 | 8 | 9 | 11 | 10 | 12 | 10 | 11 | 11 | 11 | 10 | 11 | 11 | 10 | 7 | 9 | 9 | 9 |
- 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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