Surf Forecasts:
How big are the waves at Cliff Beach (Lewis) today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 4.5ft (1.3m), 9s period with N swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4ft (1.2m), 9s period with N swell.
- Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.0m), 9s period with N swell.
The current surf forecast for Cliff Beach (Lewis) at 2AM is: 1.6m 9s primary swell from a North direction and 0.5m 8s secondary swell from a West direction, 0.1m 15s secondary swell from a Southwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 4.5ft (1.3m) | 9s |
| Afternoon (21 Aug) | 4ft (1.2m) | 9s |
| Evening (21 Aug) | 3.5ft (1.0m) | 9s |
Table - waves today at Cliff Beach (Lewis). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 15°C on Sat afternoon, min 11°C on Thu night). Winds decreasing (fresh winds from the N on Thu afternoon, calm by Fri night). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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) | N 8 | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | WNW 6 | WNW 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 320 | 355 | 382 | 390 | 359 | 313 | 264 | 225 | 189 | 165 | 194 | 138 | 119 | 94 | 92 | 70 | 70 | 61 | 71 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:11AM2.42m | 1:51PM2.39m | 2:40AM2.28m | 3:27PM2.37m | |||||||||||||||
Low Tide | 6:49PM1.21m | 7:19AM1.31m | 8:14PM1.37m | 8:58AM1.41m | |||||||||||||||
 |  |  |  |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | 9:00 | — | — | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 15 |
Feels °C | 6 | 6 | 6 | 7 | 7 | 6 | 6 | 8 | 9 | 10 | 9 | 12 | 11 | 11 | 11 | 11 | 10 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 8 | W 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | WNW 6 |
| kJ | 60 | 40 | 37 | 35 | 23 | 313 | 264 | 225 | 189 | 165 | 194 | 138 | 119 | 94 | 92 | 70 | 70 | 61 | 71 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | W 8 | W 8 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WNW 4 | NW 4 | WNW 4 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | NNE 8 |
| kJ | 10 | 9 | 9 | 9 | 8 | 22 | 11 | 16 | 15 | 15 | 14 | 6 | 9 | 7 | 13 | 13 | 29 | 26 | 41 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 14 | WSW 9 | W 8 | WNW 7 | W 7 | W 7 | WSW 8 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | SW 13 | W 10 | WSW 9 |
| kJ | — | — | — | — | — | 8 | 16 | 10 | 5 | 4 | 4 | 14 | 23 | 14 | 19 | 10 | 7 | 8 | 25 |
Wind waves Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 9 | N 9 | — | — | — | — | WNW 5 | — | — | — | — | WNW 4 | WNW 5 | WNW 5 | WNW 6 | — |
| kJ | 320 | 355 | 382 | 390 | 359 | — | — | — | — | 8 | — | — | — | — | 12 | 19 | 31 | 50 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1407 | 493 | 348 | 327 | 365 | 16 | 740 | 740 | 348 | 348 | 136 | 0 | 318 | 136 | 230 | 318 | 327 | 317 | 136 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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