Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 1ft (0.3m), 4s period with S swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 1ft (0.3m), 4s period with SW swell.
- Evening surf: Evening surf (20 Oct, local time) - 1.5ft (0.4m), 5s period with SW swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 3AM is: 0.5m 3s primary swell from a South-southeast direction and 0.1m 11s secondary swell from a Southwest direction, 0.1m 13s secondary swell from a West direction (forecast issued at 12:00am October 20). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 1ft (0.3m) | 4s |
| Afternoon (20 Oct) | 1ft (0.3m) | 4s |
| Evening (20 Oct) | 1.5ft (0.4m) | 5s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Wed afternoon. Very mild (max 13°C on Thu morning, min 9°C on Wed afternoon). Mainly gales. | ||||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||||
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 | 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) | SSE 3 | SSE 3 | S 4 | S 4 | SSW 6 | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | WSW 10 | W 8 | WNW 8 | WNW 7 | W 7 | W 6 | W 5 | WSW 6 | WSW 8 | SW 9 | WSW 9 | SW 8 | SW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 8 | 7 | 4 | 3 | 3 | 3 | 3 | 9 | 14 | 53 | 93 | 590 | 1035 | 1375 | 620 | 284 | 138 | 104 | 95 | 165 | 148 | 132 | 102 | 95 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | cross | cross |
High Tide | 4:05AM2.57m | 4:46PM2.91m | 5:35AM2.79m | 5:50PM3.20m | 6:21AM3.12m | 6:32PM3.54m | ||||||||||||||||||
Low Tide | 10:36PM1.55m | 10:56AM1.63m | 11:51PM1.36m | 12:06PM1.42m | 00:48AM1.08m | 1:00PM1.15m | ||||||||||||||||||
 |  | |  |  | | |  | |  | |  | | |  | | | | | | | | |  | |
 | — | — | 7:52 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — |
 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | 1 | 1 | — | — | 4 | 3 | — | — | — | — | — | — | — | 2 | 7 |
Temp °C | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 12 | 12 | 11 | 12 | 12 | 12 | 9 | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 4 | 7 | 10 | 4 | -6 | 0 | 3 | 3 | 4 | 5 | 7 | 8 | 6 | 4 | 2 |
Swell 1 Height (m) Direction Period (s) | SW 11 | W 11 | S 4 | SW 6 | SSW 6 | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | — | — | — | — | — | — | — | NNW 5 | NW 5 | SW 9 | WSW 9 | SW 8 | SW 8 |
| kJ | 5 | 2 | 2 | 1 | 3 | 3 | 3 | 9 | 14 | 53 | 93 | — | — | — | — | — | — | — | 10 | 6 | 148 | 132 | 102 | 95 |
Swell 2 Height (m) Direction Period (s) | — | W 13 | SW 11 | W 9 | W 10 | SW 8 | SW 8 | W 8 | W 8 | — | WSW 14 | — | — | — | — | — | — | — | — | WNW 4 | NW 4 | NW 4 | NW 4 | — |
| kJ | — | 4 | 4 | 1 | 2 | 3 | 2 | 1 | 1 | — | 19 | — | — | — | — | — | — | — | — | 2 | 5 | 3 | 1 | — |
Swell 3 Height (m) Direction Period (s) | W 14 | W 13 | SW 6 | W 11 | W 8 | W 10 | SW 6 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | — | NW 4 | — |
| kJ | 4 | 4 | 1 | 2 | 1 | 2 | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 1 | — |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | ESE 3 | S 4 | — | — | — | SE 3 | SSE 3 | SE 4 | SE 4 | WSW 10 | W 8 | WNW 8 | WNW 7 | W 7 | W 6 | W 5 | WSW 6 | WSW 8 | — | SSE 3 | SE 4 | SE 4 |
| kJ | 8 | 7 | 1 | 3 | — | — | — | 2 | 10 | 12 | 6 | 590 | 1035 | 1375 | 620 | 284 | 138 | 104 | 95 | 165 | — | 3 | 16 | 37 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 184 | 135 | 128 | 128 | 128 | 128 | 128 | 135 | 157 | 294 | 294 | 45 | 31 | 0 | 308 | 309 | 316 | 123 | 123 | 123 | 128 | 64 | 64 | 297 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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