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Foz do Arelho
São Martinho do Porto / Foz do Arelho (Lagoa de Óbidos) · rivermouth
Now0.4/5
Wrong tide for this spot
0.6m @ 8s NW · 1kW/m · +0.3m @ 13s NNWsecondary swell · 3kn NNE →cross
Tide2.6m↓ falling· low in 4h48
🌊 19.2°Cwater25°CairWear:3/2 fullsuitSeaSlightUV6 HighSurfaceCleanConsistencyMixed(50)
TideLow 16:18 1.3mHigh 22:38 2.6mLow 04:49 1.4mHigh 11:18 2.8mOfficial tide predictions (WorldTides).
8-day outlook · Intermediate
Sat
Sun
Mon
Tue
Wed
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Fri
Sat
Swell height · metres
secondary swell
Wind · knots
Hour by hour
| Time | Score | Swell | Wind | Tide |
|---|---|---|---|---|
| 07:00 | 1.2 | 0.6m 7s WNW+0.2m 14s NNW | 1kn NE → | 0.6 ↑ |
| 08:00 | 0.4 | 0.6m 7s WNW+0.2m 14s NNW | 0kn NW ↘ | 0.8 ↑ |
| 09:00 | 0.5 | 0.6m 7s WNW+0.3m 13s NNW | 2kn N → | 1.0 ↑ |
| 10:00 | 0.5 | 0.6m 7s WNW+0.3m 12s NNW | 3kn NNE → | 1.0 ↓ |
| 11:00 | 0.4 | 0.6m 8s NW+0.3m 13s NNW | 3kn NNE → | 0.9 ↓ |
| 12:00 | 0.5 | 0.5m 10–14s NW+0.3m 13s NNW | 5kn NNW → | 0.7 ↓ |
| 13:00 | 0.4 | 0.4m 11–14s NNW+0.3m 14s NNW | 5kn N → | 0.5 ↓ |
| 14:00 | 0.7 | 0.5m 12s NNW+0.4m 13s NNW | 6kn NNW → g10 | 0.3 ↓ |
| 15:00 | 0.9 | 0.5m 12s NNW+0.5m 11s NNW | 6kn NNW → g11 | 0.1 ↓ |
| 16:00 | 0.9 | 0.6m 12s NNW+0.5m 9s NNW | 7kn NNW → g12 | 0.0 ↓ |
| 17:00 | 1.0 | 0.7m 12s NNW+0.6m 8s NNW | 8kn NNW → g13 | 0.0 ↑ |
| 18:00 | 1.6 | 0.8m 12s NNW+0.6m 7s NW | 8kn NNW → g14 | 0.2 ↑ |
| 19:00 | 1.8 | 0.9m 11–14s NNW+0.6m 7s WNW | 6kn N → g13 | 0.4 ↑ |
| 20:00 | 1.6 | 1.0m 11–14s NNW+0.6m 6s WNW | 5kn N → g11 | 0.6 ↑ |
| 21:00 | 0.6 | 1.1m 11–14s NNW+0.6m 6s WNW | 5kn N → | 0.8 ↑ |
Spot guide
- Best swell
- WSW–NW
- Best wind
- E (offshore)
- Best tide
- Low–mid
- First–last light
- 06:42–20:31
Ocean beach at the mouth of the Lagoa de Óbidos — exposed, sandbank-dependent peaks. The lagoon itself, just inland across the inlet, is flat sheltered water used for swimming, SUP and kitesurfing; the surf numbers here describe the OCEAN beach, not the lagoon.
Hazards rivermouth/lagoon-outlet current, stronger after rain · shifting sandbars
Best time of year
Jan
68.2%
Feb
67%
Mar
53%
Apr
51.7%
May
48.4%
Jun
54.7%
Jul
61.7%
Aug
67.5%
Sep
57.7%
Oct
59.7%
Nov
55.9%
Dec
70%
Clean Blown out Too small
Local notes
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