Surf Forecasts:
How big are the waves at Bicas today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 1.5ft (0.5m), 9s period with WNW swell.
- Evening surf: Evening surf (20 Aug, local time) - 4ft (1.2m), 8s period with NW swell.
The current surf forecast for Bicas at 11PM is: 1.3m 7s primary swell from a Northwest direction and 0.5m 9s secondary swell from a West direction, 0.2m 15s secondary swell from a South-southwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 1.5ft (0.5m) | 9s |
| Evening (20 Aug) | 4ft (1.2m) | 8s |
Table - waves today at Bicas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Thu afternoon, min 18°C on Thu night). Winds decreasing (fresh winds from the NW on Fri afternoon, light winds from the WSW by Sat night). | |||||||||||||||||||
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 | NW 9 | NW 7 | NW 7 | NW 8 | NW 7 | NW 7 | NW 7 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 9 | NNW 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 44 | 148 | 189 | 174 | 160 | 100 | 94 | 102 | 392 | 362 | 322 | 250 | 222 | 170 | 100 | 98 | 81 | 56 | 55 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:11PM2.45m | 9:50AM2.49m | 10:39PM2.36m | 11:17AM2.51m | |||||||||||||||
Low Tide | 2:49PM1.48m | 3:18AM1.56m | 4:22PM1.57m | 4:50AM1.61m | 5:57PM1.51m | ||||||||||||||
 | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | 8:23 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 21 | 20 | 19 | 19 | 18 | 20 | 21 | 21 | 20 | 18 | 18 | 18 | 18 | 19 | 20 | 20 | 20 | 20 |
Feels °C | 23 | 18 | 16 | 16 | 17 | 17 | 17 | 16 | 15 | 15 | 14 | 16 | 17 | 18 | 19 | 18 | 18 | 19 | 21 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | SSW 14 | W 9 | W 9 | WNW 9 | WNW 9 | NW 11 | NW 11 | SSW 14 | WNW 9 | WNW 9 | WNW 10 | W 9 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 9 | NNW 9 |
| kJ | 44 | 18 | 38 | 39 | 26 | 26 | 60 | 92 | 21 | 29 | 29 | 54 | 39 | 170 | 100 | 98 | 81 | 56 | 55 |
Swell 2 Height (m) Direction Period (s) | SSW 4 | NNW 11 | SSW 15 | SSW 15 | SSW 15 | NW 12 | WNW 9 | WNW 9 | W 11 | SSW 14 | SSW 14 | SSW 13 | SSW 14 | W 9 | WNW 9 | W 9 | W 9 | W 9 | W 9 |
| kJ | 2 | 11 | 21 | 21 | 21 | 34 | 26 | 31 | 10 | 19 | 18 | 18 | 18 | 38 | 58 | 55 | 39 | 39 | 38 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | S 4 | S 4 | SW 12 | SW 12 | SSW 15 | SSW 15 | SSW 15 | — | WNW 11 | — | — | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | WNW 17 |
| kJ | 17 | 1 | 1 | 6 | 6 | 21 | 21 | 21 | — | 12 | — | — | — | 20 | 20 | 20 | 20 | 20 | 55 |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 9 | NW 7 | NW 7 | NW 8 | NW 7 | NW 7 | NW 7 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | — | — | — | — | — | — |
| kJ | 6 | 148 | 189 | 174 | 160 | 100 | 94 | 102 | 392 | 362 | 322 | 250 | 222 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 31 | 159 | 469 | 157 | 31 | 27 | 175 | 735 | 643 | 601 | 31 | 31 | 20 | 20 | 31 | 103 | 103 | 103 | 46 |
Best forecast wave conditions in Lisboa | |||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||
Header Global | |||||||||||||||||||
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