Surf Forecasts:
How big are the waves at Hells Mouth (Porth Neigwl) today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 5.5ft (1.7m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 5ft (1.5m), 6s period with WSW swell.
- Evening surf: Evening surf (04 Sep, local time) - 5ft (1.5m), 6s period with WSW swell.
The current surf forecast for Hells Mouth (Porth Neigwl) at 6AM is: 1.8m 7s primary swell from a Southwest direction and 0.1m 14s secondary swell from a Southwest direction, 1.7m 8s secondary swell from a West-southwest direction (forecast issued at 12:00am September 04). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 5.5ft (1.7m) | 8s |
| Afternoon (04 Sep) | 5ft (1.5m) | 6s |
| Evening (04 Sep) | 5ft (1.5m) | 6s |
Table - waves today at Hells Mouth (Porth Neigwl). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Thu night. Warm (max 21°C on Sun afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the W on Fri morning, light winds from the WSW by Sat morning). | ||||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||||||
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) | SW 6 | SW 7 | WSW 8 | WSW 8 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | W 5 | W 5 | W 5 | SW 6 | SW 6 | WSW 6 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SW 5 | SSW 5 | SW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 307 | 331 | 319 | 331 | 179 | 148 | 151 | 143 | 120 | 104 | 77 | 37 | 37 | 23 | 10 | 11 | 14 | 19 | 17 | 19 | 45 | 69 | 118 | 106 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:20AM3.76m | 1:48PM3.50m | 2:24AM3.37m | 3:01PM3.24m | 3:49AM3.13m | 4:32PM3.23m | ||||||||||||||||||
Low Tide | 8:15AM1.21m | 8:50PM1.27m | 9:45AM1.42m | 10:41PM1.35m | 11:30AM1.41m | |||||||||||||||||||
 |  |  |  |  | |  |  | | | | | | | |  | | | | | | | |  | |
 | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 7:55 | — |
mm | 9 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — |
Temp °C | 17 | 16 | 16 | 15 | 15 | 17 | 17 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 15 | 19 | 21 | 19 | 17 |
Feels °C | 14 | 12 | 10 | 8 | 8 | 10 | 10 | 9 | 7 | 8 | 10 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 11 | 9 | 14 | 16 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | — | SW 7 | — | — | — | NW 5 | — | — | SW 14 | SW 14 | SW 14 | NW 5 | NW 5 | NW 4 | NW 4 | SW 6 | WSW 6 | SW 7 | SW 5 | SW 5 | SW 13 | SW 13 | W 12 | SW 12 |
| kJ | — | 331 | — | — | — | 16 | — | — | 8 | 8 | 8 | 25 | 11 | 7 | 3 | 5 | 4 | 2 | 17 | 19 | 6 | 6 | 3 | 6 |
Swell 2 Height (m) Direction Period (s) | — | SW 14 | — | — | — | — | — | — | — | — | — | SW 14 | SW 14 | SW 13 | SW 13 | NW 4 | SW 13 | SW 13 | SW 13 | SW 13 | W 13 | — | — | — |
| kJ | — | 8 | — | — | — | — | — | — | — | — | — | 7 | 7 | 7 | 7 | 1 | 7 | 7 | 7 | 7 | 3 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 14 | W 14 | W 13 | N 5 | SW 13 | — | W 13 | W 13 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 1 | 7 | — | 3 | 3 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | WSW 7 | WSW 8 | WSW 8 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | W 5 | W 5 | W 5 | SW 6 | SW 6 | WSW 6 | SW 4 | SW 4 | SW 4 | SW 4 | SSE 3 | SSE 3 | SSW 5 | SW 6 | SW 6 | SW 6 |
| kJ | 307 | 294 | 319 | 331 | 179 | 148 | 151 | 143 | 120 | 104 | 77 | 37 | 37 | 23 | 10 | 11 | 14 | 19 | 3 | 3 | 45 | 69 | 118 | 106 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 113 | 5 | 123 | 257 | 505 | 496 | 258 | 258 | 128 | 128 | 128 | 141 | 239 | 250 | 107 | 128 | 135 | 157 | 157 | 187 | 270 | 296 | 228 | 228 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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