Surf Forecasts:
How big are the waves at Comporta today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 7s period with NW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.4m), 5s period with NW swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 10s period with NW swell.
The current surf forecast for Comporta at 12AM is: 1.0m 8s primary swell from a West-northwest direction and 0.2m 14s secondary swell from a South-southwest direction, 1.1m 7s secondary swell from a Northwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 7s |
| Afternoon (21 Aug) | 4.5ft (1.4m) | 5s |
| Evening (21 Aug) | 3.5ft (1.1m) | 10s |
Table - waves today at Comporta. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Fri afternoon, min 16°C on Fri night). Winds increasing (light winds from the NNW on Fri night, fresh winds from the SW by Sun morning). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 9 | WNW 9 | NW 7 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 5 | NW 5 | NW 10 | NW 10 | NW 10 | WNW 10 | WNW 9 | WNW 9 | NW 10 | W 9 | W 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 45 | 45 | 97 | 308 | 121 | 82 | 55 | 84 | 95 | 111 | 256 | 196 | 138 | 81 | 58 | 59 | 46 | 39 | 39 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on |
High Tide | 9:01PM1.91m | 9:40AM1.96m | 10:32PM1.82m | 11:12AM1.96m | |||||||||||||||
Low Tide | 2:37PM0.97m | 3:02AM1.06m | 4:06PM1.07m | 4:36AM1.12m | 5:45PM1.03m | ||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | 8:22 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 19 | 18 | 17 | 17 | 19 | 24 | 25 | 24 | 18 | 17 | 16 | 16 | 18 | 20 | 20 | 21 | 19 |
Feels °C | 22 | 22 | 16 | 16 | 16 | 16 | 17 | 21 | 20 | 19 | 15 | 15 | 16 | 16 | 18 | 18 | 17 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 8 | NW 8 | NW 7 | NW 7 | WNW 9 | WNW 9 | SSW 14 | SSW 14 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | W 9 | W 9 | W 9 |
| kJ | 45 | 45 | 41 | 187 | 121 | 82 | 31 | 25 | 20 | 18 | 45 | 47 | 31 | 81 | 58 | 59 | 39 | 39 | 39 |
Swell 2 Height (m) Direction Period (s) | SSW 4 | SSW 4 | SSW 14 | SSW 15 | W 9 | WNW 9 | NW 11 | NW 11 | W 11 | W 11 | SSW 13 | SSW 13 | SSW 14 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 |
| kJ | 2 | 2 | 21 | 21 | 39 | 45 | 20 | 30 | 2 | 2 | 18 | 18 | 18 | 49 | 48 | 47 | 46 | 22 | 21 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SSW 14 | SSW 4 | SW 4 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | — | — | — | — | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | WNW 18 |
| kJ | 17 | 18 | 2 | 1 | 21 | 21 | 21 | 20 | — | — | — | — | — | 19 | 20 | 20 | 20 | 20 | 30 |
Wind waves Height (m) Direction Period (s) | WNW 5 | NW 3 | NW 7 | NW 8 | — | — | NW 7 | NW 7 | NW 5 | NW 5 | NW 10 | NW 10 | NW 10 | — | — | — | — | — | — |
| kJ | 5 | 2 | 97 | 308 | — | — | 55 | 84 | 95 | 111 | 256 | 196 | 138 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 61 | 148 | 434 | 144 | 51 | 47 | 152 | 719 | 637 | 601 | 61 | 51 | 46 | 8 | 47 | 120 | 120 | 120 | 74 |
Best forecast wave conditions in Portugal - Alentejo | |||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||
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