Surf Forecasts:
How big are the waves at Backdoor today (30 Oct):
- Morning surf: Morning surf (30 Oct, local time) - 3ft (0.9m), 10s period with NW swell.
- Afternoon surf: Afternoon surf (30 Oct, local time) - 4ft (1.2m), 13s period with WNW swell.
- Evening surf: Evening surf (30 Oct, local time) - 5ft (1.5m), 12s period with WNW swell.
The current surf forecast for Backdoor at 3PM is: 1.2m 13s primary swell from a West-northwest direction and 0.6m 10s secondary swell from a North-northwest direction (forecast issued at 11:00am October 30). The wind direction is predicted to be cross-shore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Oct) | 3ft (0.9m) | 10s |
| Afternoon (30 Oct) | 4ft (1.2m) | 13s |
| Evening (30 Oct) | 5ft (1.5m) | 12s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Fri morning, min 17°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Fri 30 | Saturday 31 | Sunday 1 | |||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NW 10 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | NW 15 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 148 | 261 | 491 | 604 | 650 | 754 | 820 | 824 | 797 | 550 | 737 | 695 | 701 | 1613 | 1589 | 1430 | 1147 | 1034 | 932 | 911 | 786 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | off | off | glassy | on | cross-on | cross-off |
High Tide | 5:30PM2.54m | 5:52AM2.68m | 6:35PM2.32m | 7:01AM2.52m | 7:54PM2.17m | ||||||||||||||||
Low Tide | 11:13AM0.30m | 11:29PM0.54m | 12:16PM0.49m | 00:32AM0.73m | 1:33PM0.64m | ||||||||||||||||
 | |  |  |  | | |  |  | | | | | | | | | | | | | |
 | 7:01 | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 23 | 23 | 19 | 18 | 18 | 17 | 17 | 17 | 20 | 20 | 18 | 17 | 18 | 18 | 18 | 18 | 22 | 21 | 18 | 19 |
Feels °C | 17 | 20 | 19 | 16 | 15 | 15 | 14 | 15 | 15 | 18 | 17 | 16 | 15 | 16 | 16 | 16 | 14 | 20 | 18 | 16 | 17 |
Swell 1 Height (m) Direction Period (s) | NW 10 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 |
| kJ | 148 | 261 | 491 | 604 | 650 | 754 | 820 | 824 | 797 | 550 | 737 | 673 | 645 | 1613 | 1589 | 1430 | 1147 | 1034 | 932 | 911 | 786 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | NW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 18 | NW 16 | NW 11 | NW 15 | NW 15 | NW 14 | — | — | — | NNW 6 | N 7 | N 7 | WSW 8 | N 8 |
| kJ | 90 | 102 | 80 | 33 | 33 | 18 | 18 | 80 | 219 | 283 | 441 | 695 | 701 | — | — | — | 33 | 24 | 24 | 6 | 29 |
Swell 3 Height (m) Direction Period (s) | WNW 14 | NNW 10 | S 11 | S 12 | S 12 | W 20 | WNW 18 | N 9 | N 9 | NW 16 | — | — | S 11 | — | — | — | — | — | — | WSW 8 | S 10 |
| kJ | 120 | 85 | 2 | 3 | 3 | 7 | 32 | 16 | 6 | 376 | — | — | 2 | — | — | — | — | — | — | 6 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | NNW 3 | NNW 3 | NNW 4 | NNW 4 | NNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 3 | 4 | 4 | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 7 | 25 | 25 | 1 | 0 | 0 | 0 | 0 | 25 | 25 | 25 | 4 | 0 | 0 | 0 | 0 | 0 | 146 | 25 | 0 |
Best forecast wave conditions in Ericeira | |||||||||||||||||||||
Best forecast wave conditions in Portugal | |||||||||||||||||||||
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