Surf Forecasts:
How big are the waves at Comporta today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 3.5ft (1.1m), 8s period with NW swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.1m), 5s period with NW swell.
The current surf forecast for Comporta at 9PM is: 1.1m 5s primary swell from a Northwest direction and 0.5m 10s secondary swell from a Northwest direction, 0.5m 9s secondary swell from a West-northwest direction (forecast issued at 06:00pm August 21). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 3.5ft (1.1m) | 8s |
| Evening (21 Aug) | 3.5ft (1.1m) | 5s |
Table - waves today at Comporta. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sun afternoon. Warm (max 25°C on Fri afternoon, min 16°C on Fri night). Winds increasing (calm on Fri night, fresh winds from the SSW by Sun morning). | |||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | |||||||||||||||||
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) | NW 9 | NW 5 | NW 10 | NW 9 | WNW 10 | WNW 10 | WNW 9 | NW 10 | NW 10 | W 9 | WNW 16 | WNW 15 | WNW 13 | WNW 12 | W 11 | W 11 | WNW 11 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 255 | 103 | 50 | 120 | 117 | 72 | 58 | 47 | 46 | 39 | 105 | 610 | 968 | 969 | 898 | 750 | 467 | 459 | 480 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-on | glassy | on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross |
High Tide | 10:32PM1.82m | 11:12AM1.96m | 00:01AM1.88m | 12:26PM2.09m | |||||||||||||||
Low Tide | 4:06PM1.07m | 4:36AM1.12m | 5:45PM1.03m | 6:04AM1.04m | 6:52PM0.89m | ||||||||||||||
 | |  | | | | | | | | | | | |  |  |  |  | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | 8:21 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 3 | — |
Temp °C | 25 | 24 | 18 | 17 | 16 | 16 | 18 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 21 | 21 | 20 | 21 | 21 |
Feels °C | 21 | 19 | 14 | 16 | 16 | 17 | 18 | 17 | 18 | 18 | 19 | 20 | 19 | 18 | 18 | 17 | 18 | 19 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | NW 10 | NNW 10 | NNW 10 | WNW 10 | WNW 9 | WNW 9 | W 9 | W 9 | W 9 | WNW 15 | WNW 13 | WNW 12 | W 11 | W 11 | WNW 11 | W 10 | W 10 |
| kJ | 20 | 18 | 50 | 68 | 67 | 72 | 58 | 43 | 39 | 39 | 39 | 610 | 968 | 969 | 898 | 750 | 467 | 459 | 480 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 11 | WNW 9 | SSW 13 | SSW 14 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | WNW 16 | NNW 9 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 2 | 2 | 45 | 18 | 18 | 49 | 48 | 47 | 46 | 22 | 105 | 8 | 18 | 18 | 18 | 17 | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 13 | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 9 | SSW 14 | SSW 14 | N 9 | — | N 8 | — | N 8 | N 8 |
| kJ | — | — | 18 | — | 19 | 19 | 20 | 20 | 20 | 20 | 21 | 19 | 18 | 2 | — | 1 | — | 1 | 1 |
Wind waves Height (m) Direction Period (s) | NW 9 | NW 5 | NW 5 | NW 9 | WNW 10 | — | — | — | — | — | — | — | — | — | — | S 4 | SSW 6 | SSW 6 | SSW 6 |
| kJ | 255 | 103 | 40 | 120 | 117 | — | — | — | — | — | — | — | — | — | — | 21 | 123 | 149 | 111 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 673 | 600 | 61 | 51 | 46 | 0 | 61 | 120 | 472 | 64 | 36 | 22 | 0 | 53 | 64 | 119 | 195 | 64 | 64 |
Best forecast wave conditions in Portugal - Alentejo | |||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||
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