Surf Forecasts:
How big are the waves at Cliff Beach (Lewis) today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 5ft (1.6m), 7s period with N swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 6ft (1.8m), 7s period with N swell.
- Evening surf: Evening surf (20 Aug, local time) - 5.5ft (1.7m), 8s period with N swell.
The current surf forecast for Cliff Beach (Lewis) at 12AM is: 1.6m 8s primary swell from a North-northeast direction and 1.1m 10s secondary swell from a West direction, 0.1m 16s secondary swell from a Southwest direction (forecast issued at 06:00pm August 19). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 5ft (1.6m) | 7s |
| Afternoon (20 Aug) | 6ft (1.8m) | 7s |
| Evening (20 Aug) | 5.5ft (1.7m) | 8s |
Table - waves today at Cliff Beach (Lewis). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 14°C on Fri night, min 11°C on Wed night). Winds decreasing (fresh winds from the NE on Wed afternoon, light winds from the WSW by Fri night). | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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 10 | WSW 10 | NNE 7 | NNE 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | N 9 | N 9 | NNE 9 | N 9 | N 9 | NNE 9 | NNE 9 | NNE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 441 | 335 | 302 | 300 | 285 | 277 | 272 | 321 | 348 | 354 | 411 | 417 | 367 | 248 | 268 | 268 | 143 | 143 | 119 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | 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 |
High Tide | 00:10AM2.67m | 12:40PM2.56m | 1:11AM2.42m | 1:51PM2.39m | |||||||||||||||
Low Tide | 5:54PM0.98m | 6:17AM1.07m | 6:49PM1.21m | 7:19AM1.31m | 8:14PM1.37m | ||||||||||||||
 |  |  | | |  | | | |  |  | |  | | | | |  | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | 9:04 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:58 | — |
mm | 1 | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 6 | 6 | 5 | 5 | 4 | 4 | 4 | 5 | 6 | 5 | 5 | 7 | 6 | 7 | 8 | 8 | 9 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | W 10 | WSW 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | N 9 | W 8 | NNE 9 | N 9 | WSW 9 | NNE 9 | NNE 9 | NNE 9 |
| kJ | 441 | 335 | 235 | 196 | 154 | 120 | 87 | 85 | 60 | 40 | 37 | 417 | 23 | 248 | 268 | 16 | 143 | 143 | 119 |
Swell 2 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | W 8 | SW 15 | W 8 | W 8 | W 8 | WSW 9 | WSW 9 | WSW 8 |
| kJ | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 35 | 8 | 22 | 11 | 10 | 15 | 15 | 22 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 15 | — | SW 14 | WSW 9 | SW 14 | W 7 | W 7 | SW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 9 | — | 8 | 16 | 8 | 4 | 4 | 7 |
Wind waves Height (m) Direction Period (s) | NNE 7 | NNE 7 | NNE 7 | NNE 8 | N 7 | N 7 | N 7 | N 7 | N 7 | N 8 | N 8 | — | N 9 | NW 5 | — | N 9 | NW 5 | NW 5 | NW 5 |
| kJ | 193 | 242 | 302 | 300 | 285 | 277 | 272 | 321 | 348 | 354 | 411 | — | 367 | 23 | — | 268 | 29 | 22 | 22 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 264 | 270 | 183 | 844 | 620 | 575 | 738 | 624 | 1108 | 493 | 493 | 334 | 623 | 16 | 740 | 327 | 318 | 318 | 136 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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