Surf Forecasts:
How big are the waves at Backdoor today (03 Aug):
- Morning surf: Morning surf (03 Aug, local time) - 2ft (0.6m), 9s period with W swell.
- Afternoon surf: Afternoon surf (03 Aug, local time) - 2.5ft (0.8m), 9s period with WNW swell.
- Evening surf: Evening surf (03 Aug, local time) - 3.5ft (1.0m), 8s period with W swell.
The current surf forecast for Backdoor at 3PM is: 0.8m 9s primary swell from a West-northwest direction and 0.2m 7s secondary swell from a North-northwest direction, 0.4m 3s secondary swell from a Southwest direction (forecast issued at 12:00pm August 03). The wind direction is predicted to be onshore.
| Time (WEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Aug) | 2ft (0.6m) | 9s |
| Afternoon (03 Aug) | 2.5ft (0.8m) | 9s |
| Evening (03 Aug) | 3.5ft (1.0m) | 8s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Tue morning, min 18°C on Wed night). Winds increasing (calm on Mon night, fresh winds from the NNW by Wed night). | |||||||||||||||||||||
Mon 3 | Tuesday 4 | Wednesday 5 | |||||||||||||||||||
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) | W 9 | WNW 9 | WNW 9 | WNW 8 | WNW 7 | W 9 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 10 | NNW 9 | NNW 9 | NNW 10 | NNW 9 | NNW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 60 | 84 | 132 | 180 | 89 | 158 | 158 | 129 | 129 | 126 | 118 | 115 | 92 | 90 | 90 | 81 | 75 | 73 | 115 | 106 | 232 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross |
High Tide | 6:29PM2.74m | 6:54AM2.52m | 7:11PM2.61m | 7:40AM2.43m | 8:02PM2.45m | ||||||||||||||||
Low Tide | 12:13PM0.42m | 00:43AM0.38m | 12:54PM0.52m | 1:25AM0.50m | 1:43PM0.64m | ||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | | |
 | 6:39 | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | 8:46 | — | — | — | — | — | — | — | 8:45 | — | — | — | — | — | — | — | 8:45 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 22 | 23 | 23 | 22 | 21 | 20 | 20 | 19 | 20 | 20 | 20 | 19 | 19 |
Feels °C | 21 | 22 | 22 | 21 | 22 | 22 | 23 | 22 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 19 | 19 | 18 | 17 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | WNW 9 | WNW 8 | WNW 7 | W 9 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 9 | NNW 10 | NNW 9 | W 7 |
| kJ | 60 | 84 | 132 | 180 | 89 | 158 | 158 | 129 | 129 | 126 | 118 | 115 | 92 | 90 | 90 | 65 | 63 | 73 | 115 | 106 | 26 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NNW 7 | NNW 7 | N 7 | WNW 9 | N 8 | N 8 | N 8 | NNW 8 | N 8 | NNW 11 | NW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 9 | W 8 | W 7 | W 7 | W 10 |
| kJ | 11 | 11 | 5 | 4 | 65 | 5 | 5 | 5 | 6 | 1 | 13 | 20 | 47 | 64 | 68 | 81 | 75 | 58 | 39 | 26 | 53 |
Swell 3 Height (m) Direction Period (s) | NNW 5 | — | — | S 13 | N 8 | SW 13 | SW 13 | SW 13 | S 13 | N 10 | N 10 | NNW 9 | SW 12 | SW 12 | SW 12 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 10 | SW 12 |
| kJ | 2 | — | — | 4 | 5 | 7 | 7 | 7 | 3 | 2 | 2 | 8 | 6 | 6 | 6 | 31 | 20 | 21 | 37 | 56 | 6 |
Wind waves Height (m) Direction Period (s) | — | SW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | NNW 4 | NNW 4 | NNW 9 |
| kJ | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 10 | 19 | 232 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 53 | 150 | 49 | 412 | 412 | 25 | 25 | 25 | 0 | 21 | 49 | 214 | 29 | 45 | 26 | 25 | 25 | 25 | 214 | 591 |
Best forecast wave conditions in Ericeira | |||||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||||
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