Surf Forecasts:
How big are the waves at Cliff Beach (Lewis) today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 4ft (1.2m), 7s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 5ft (1.6m), 8s period with WSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 7.5ft (2.3m), 10s period with WSW swell.
The current surf forecast for Cliff Beach (Lewis) at 1AM is: 0.7m 8s primary swell from a Southwest direction and 0.4m 7s secondary swell from a North-northeast direction (forecast issued at 06:00pm August 17). The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 4ft (1.2m) | 7s |
| Afternoon (18 Aug) | 5ft (1.6m) | 8s |
| Evening (18 Aug) | 7.5ft (2.3m) | 10s |
Table - waves today at Cliff Beach (Lewis). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Mon afternoon. Very mild (max 16°C on Mon afternoon, min 11°C on Wed night). Winds increasing (light winds from the SSE on Mon afternoon, fresh winds from the NE by Wed afternoon). | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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) | WSW 8 | WSW 8 | WSW 8 | SW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 8 | WSW 8 | WSW 9 | W 11 | W 11 | W 11 | W 10 | W 10 | WSW 10 | W 10 | WSW 10 | WSW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 101 | 76 | 51 | 65 | 54 | 138 | 148 | 263 | 376 | 585 | 1466 | 1354 | 1208 | 1081 | 865 | 694 | 530 | 402 | 302 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 10:44PM3.27m | 11:10AM3.03m | 11:24PM2.97m | 11:50AM2.79m | |||||||||||||||
Low Tide | 4:31PM0.50m | 4:55AM0.48m | 5:10PM0.73m | 5:33AM0.78m | 5:54PM0.98m | ||||||||||||||
 |  |  | | |  | |  |  | | | |  | | | | | |  | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | 9:08 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:04 | — |
mm | — | 6 | 4 | 1 | 1 | 1 | — | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 16 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 12 |
Feels °C | 15 | 10 | 11 | 13 | 10 | 10 | 11 | 10 | 9 | 9 | 10 | 11 | 12 | 12 | 10 | 8 | 5 | 6 | 6 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | SW 8 | WSW 8 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | WSW 9 | W 11 | W 11 | W 11 | W 10 | W 10 | WSW 10 | W 10 | WSW 10 | WSW 10 |
| kJ | 101 | 76 | 51 | 65 | 54 | 16 | 16 | 16 | 10 | 585 | 1466 | 1354 | 1208 | 1081 | 865 | 694 | 530 | 402 | 300 |
Swell 2 Height (m) Direction Period (s) | N 7 | N 8 | N 8 | NNE 7 | NNE 7 | W 18 | NE 6 | — | NNE 8 | W 12 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | — | SW 17 | SW 17 | SW 17 |
| kJ | 17 | 29 | 29 | 18 | 17 | 6 | 1 | — | 7 | 169 | 21 | 21 | 21 | 20 | 30 | — | 12 | 12 | 11 |
Swell 3 Height (m) Direction Period (s) | WNW 6 | WNW 5 | NW 5 | NE 5 | W 18 | — | W 19 | — | — | NNE 8 | — | — | — | — | W 18 | — | — | — | — |
| kJ | 3 | 3 | 1 | 3 | 6 | — | 7 | — | — | 20 | — | — | — | — | 6 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WSW 8 | WSW 7 | WSW 8 | WSW 8 | — | — | — | — | — | — | NE 8 | NNE 8 | NNE 8 | NNE 7 |
| kJ | — | — | — | — | — | 138 | 148 | 263 | 376 | — | — | — | — | — | — | 133 | 319 | 244 | 302 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 30 | 0 | 0 | 164 | 136 | 136 | 177 | 136 | 136 | 17 | 0 | 0 | 0 | 109 | 109 | 220 | 270 | 285 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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