Surf Forecasts:
How big are the waves at Comporta today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 3ft (0.9m), 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) - 4.5ft (1.3m), 5s period with NW swell.
The current surf forecast for Comporta at 12PM is: 0.9m 7s primary swell from a Northwest direction and 0.4m 9s secondary swell from a West-northwest direction (forecast issued at 06:00am August 21). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 3ft (0.9m) | 7s |
| Afternoon (21 Aug) | 4.5ft (1.4m) | 5s |
| Evening (21 Aug) | 4.5ft (1.3m) | 5s |
Table - waves today at Comporta. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Sun night. Warm (max 25°C on Fri afternoon, min 16°C on Fri night). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the SW by Sun morning). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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 | 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 7 | NW 7 | NW 7 | NW 7 | NW 5 | NW 5 | NW 5 | NW 10 | NW 10 | WNW 10 | WNW 9 | WNW 9 | NW 10 | W 9 | WNW 17 | WNW 15 | WNW 13 | WNW 12 | WNW 11 | WNW 11 | W 10 | WNW 10 | W 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 104 | 82 | 65 | 84 | 99 | 111 | 68 | 196 | 141 | 81 | 58 | 59 | 46 | 39 | 115 | 417 | 781 | 811 | 604 | 551 | 693 | 342 | 313 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-off | cross-off | cross | cross-on | cross-on | cross | cross |
High Tide | 9:40AM1.96m | 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 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Temp °C | 17 | 17 | 20 | 24 | 25 | 23 | 18 | 17 | 16 | 17 | 18 | 20 | 21 | 20 | 19 | 19 | 19 | 18 | 21 | 21 | 21 | 21 | 20 |
Feels °C | 16 | 16 | 18 | 20 | 20 | 18 | 14 | 16 | 16 | 17 | 18 | 19 | 18 | 18 | 19 | 20 | 20 | 18 | 19 | 18 | 18 | 19 | 18 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | 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 | WNW 15 | WNW 13 | WNW 12 | WNW 11 | WNW 11 | W 10 | WNW 10 | W 10 |
| kJ | 42 | 45 | 25 | 26 | 20 | 18 | 45 | 47 | 31 | 81 | 58 | 59 | 39 | 39 | 39 | 417 | 781 | 811 | 604 | 551 | 693 | 342 | 313 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | NNW 12 | NW 11 | NW 11 | W 11 | W 11 | SSW 13 | SSW 13 | SSW 14 | NNW 10 | NW 10 | NW 10 | NW 10 | NW 9 | WNW 17 | WNW 8 | NNW 9 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 |
| kJ | 21 | 14 | 20 | 30 | 2 | 2 | 18 | 18 | 18 | 67 | 48 | 47 | 46 | 22 | 115 | 24 | 8 | 18 | 18 | 17 | 17 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SSW 15 | SSW 14 | SSW 14 | — | — | — | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NW 9 | NNW 9 | SSW 14 | — | SW 13 | SW 13 | N 8 | N 8 | N 8 |
| kJ | 6 | 21 | 21 | 20 | — | — | — | — | 19 | 19 | 20 | 20 | 20 | 20 | 21 | 16 | 18 | — | 7 | 7 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | NW 7 | NW 5 | NW 5 | NW 5 | NW 10 | NW 10 | — | — | — | — | — | — | — | — | — | S 3 | S 4 | — | SW 6 | SW 6 |
| kJ | 104 | 82 | 65 | 84 | 99 | 111 | 68 | 196 | 141 | — | — | — | — | — | — | — | — | — | 5 | 14 | — | 116 | 152 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 51 | 51 | 56 | 635 | 691 | 601 | 61 | 51 | 46 | 47 | 8 | 120 | 120 | 120 | 64 | 35 | 0 | 0 | 64 | 149 | 119 | 119 | 64 |
Best forecast wave conditions in Portugal - Alentejo | |||||||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||||||
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