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Surf Forecasts:
San Miguel - Ribeira Grande surfForecast / Azores / Portugal
48hr Weather and Surf, issued 5 am Monday 18 May 2026 +00Forecast 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
16.8° C
(Which is 1.0°C colder than average 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 12PM is: 1.3m 10s primary swell from a West-northwest direction and 0.2m 8s secondary swell from a North-northeast direction (forecast issued at 05:00am May 18). An open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (+00) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 4ft (1.2m) | 6s |
| Afternoon (18 May) | 4.5ft (1.4m) | 10s |
| Evening (18 May) | 5.5ft (1.7m) | 14s |
Table - waves today at San Miguel - Ribeira Grande. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 33mm), heaviest during Tue night. Very mild (max 18°C on Tue morning, min 15°C on Wed night). Winds increasing (light winds from the WSW on Mon night, strong winds from the SSW by Tue night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 11 | NW 11 | W 6 | WNW 10 | WNW 10 | NW 10 | WNW 14 | NW 15 | NW 14 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 10 | WSW 9 | NW 11 | WSW 9 | WNW 12 | WNW 11 | W 11 | |
172 | 134 | 106 | 342 | 356 | 196 | 1111 | 1647 | 1514 | 1037 | 799 | 634 | 494 | 278 | 202 | 121 | 76 | 68 | 1662 | 176 | 388 | 359 | 540 | 682 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross | cross | |
High Tide | 3:05AM1.57m | 3:30PM1.63m | 3:55AM1.50m | 4:20PM1.58m | 4:48AM1.40m | 5:14PM1.52m | ||||||||||||||||||
Low Tide | 9:14AM0.02m | 9:46PM0.04m | 10:02AM0.09m | 10:41PM0.10m | 10:54AM0.17m | 11:40PM0.19m | ||||||||||||||||||
 |  |  | |  | | | | | |  | | | |  |  | | |  |  | | |  | | |
 | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | 6:28 |
 | — | — | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:47 | — | — | — | — | — | — | — | 8:49 | — | 8:49 |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 6 | 5 | 9 | 10 | 1 | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 |
14 | 14 | 14 | 15 | 16 | 17 | 17 | 16 | 16 | 17 | 15 | 15 | 14 | 12 | 12 | 12 | 11 | 13 | 14 | 14 | 13 | 13 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 10 | S 13 | WNW 13 | NW 10 | WNW 14 | NW 15 | NW 14 | NW 13 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 10 | WSW 9 | WSW 9 | WNW 12 | WNW 12 | WNW 11 | W 11 |
 kJ | 172 | 134 | 106 | 13 | 17 | 196 | 1111 | 1647 | 1514 | 1037 | 799 | 634 | 494 | 278 | 202 | 121 | 76 | 68 | 924 | 651 | 260 | 359 | 540 | 682 |
Swell 2 Height (m) Direction Period (s) | NNE 9 | NNE 8 | S 13 | NNE 8 | S 13 | WNW 13 | S 13 | S 12 | S 12 | S 17 | S 16 | S 16 | S 16 | W 12 | WNW 11 | NNW 14 | NW 13 | NNW 13 | NNW 12 | NW 11 | S 7 | NNW 11 | S 7 | S 17 |
| kJ | 15 | 7 | 13 | 7 | 13 | 34 | 12 | 12 | 11 | 23 | 21 | 21 | 20 | 43 | 43 | 19 | 46 | 62 | 184 | 176 | 73 | 47 | 44 | 22 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 13 | NNE 8 | WNW 13 | NNE 8 | S 13 | S 18 | S 18 | S 17 | S 12 | S 12 | S 12 | NE 11 | S 15 | NNW 14 | S 15 | N 11 | S 15 | S 16 | S 17 | NNW 11 | S 17 | S 17 | S 14 |
| kJ | 13 | 13 | 7 | 17 | 7 | 13 | 6 | 6 | 23 | 11 | 11 | 11 | 5 | 18 | 19 | 18 | 2 | 18 | 19 | 22 | 68 | 23 | 23 | 4 |
Wind waves Height (m) Direction Period (s) | WSW 4 | W 5 | W 6 | WNW 10 | WNW 10 | W 6 | W 8 | — | — | SSW 4 | SW 5 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 8 | SW 9 | WSW 9 | — | WSW 9 | WSW 8 | WSW 8 | SSW 7 |
| kJ | 29 | 49 | 102 | 342 | 356 | 64 | 212 | — | — | 13 | 65 | 145 | 216 | 287 | 386 | 625 | 882 | 1201 | 1662 | — | 388 | 383 | 133 | 63 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 164 | 164 | 281 | 164 | 163 | 2 | 2 | 2 | 2 | 0 | 186 | 935 | 935 | 229 | 229 | 935 | 935 | 164 | 164 | 172 | 950 | 172 | 172 | 164 |
Best forecast wave conditions in The Azores | ||||||||||||||||||||||||
Best forecast wave conditions in Portugal | ||||||||||||||||||||||||
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