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 9PM is: 1.0m 9s primary swell from a North direction and 0.3m 8s secondary swell from a West-southwest direction (forecast issued at 12:00pm August 21). The wind direction is predicted to be 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 ForecastSome drizzle, heaviest during Sat night. Very mild (max 15°C on Sat morning, min 11°C on Fri morning). Wind will be generally light. | |||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||
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) | N 9 | N 9 | N 9 | N 9 | N 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | WNW 6 | WNW 6 | WNW 7 | WNW 7 | WNW 7 | WNW 8 | WNW 8 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 230 | 225 | 189 | 162 | 160 | 146 | 119 | 94 | 92 | 90 | 70 | 68 | 58 | 40 | 64 | 108 | 128 | 186 | 273 | 434 | 674 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-off |
High Tide | 1:51PM2.39m | 2:40AM2.28m | 3:27PM2.37m | 4:17AM2.33m | 4:48PM2.51m | ||||||||||||||||
Low Tide | 7:19AM1.31m | 8:14PM1.37m | 8:58AM1.41m | 10:01PM1.34m | 10:31AM1.32m | ||||||||||||||||
 |  | | |  | | | | | | | |  | | |  | | | | |  | |
 | 6:01 | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | 8:58 | — | — | — | — | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:52 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 12 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 13 | 13 |
Feels °C | 8 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 11 | 12 | 12 | 11 | 11 | 9 | 9 | 10 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | 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 5 | WNW 6 | NNE 8 | WNW 7 | NNE 8 | NNE 8 | WNW 8 | WNW 8 | WNW 10 |
| kJ | 230 | 225 | 189 | 162 | 160 | 146 | 119 | 94 | 92 | 90 | 70 | 68 | 25 | 40 | 39 | 108 | 26 | 26 | 273 | 434 | 674 |
Swell 2 Height (m) Direction Period (s) | NW 5 | WSW 9 | WSW 9 | WNW 5 | WSW 8 | NW 4 | WNW 4 | WSW 8 | WNW 4 | WSW 8 | WSW 10 | WSW 9 | NNE 9 | NNE 8 | WSW 9 | NNE 8 | WSW 9 | NW 11 | NE 8 | NNE 8 | NNE 8 |
| kJ | 13 | 16 | 15 | 8 | 14 | 5 | 7 | 14 | 7 | 13 | 30 | 26 | 58 | 40 | 26 | 26 | 15 | 19 | 17 | 12 | 12 |
Swell 3 Height (m) Direction Period (s) | W 8 | W 8 | W 7 | WSW 9 | WNW 7 | WSW 8 | WSW 8 | W 7 | WSW 8 | WSW 10 | SW 13 | W 10 | WSW 9 | WSW 9 | WNW 9 | WSW 9 | SW 15 | WSW 9 | WSW 9 | SW 15 | SW 15 |
| kJ | 11 | 11 | 4 | 15 | 5 | 14 | 23 | 4 | 14 | 10 | 7 | 8 | 26 | 26 | 15 | 15 | 8 | 8 | 7 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | WNW 4 | — | WNW 4 | WNW 5 | WNW 5 | — | — | WNW 6 | — | WNW 7 | WNW 7 | — | — | — |
| kJ | — | — | — | — | — | — | — | 8 | — | 7 | 14 | 20 | — | — | 64 | — | 128 | 186 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 348 | 327 | 322 | 16 | 136 | 136 | 136 | 136 | 153 | 136 | 236 | 317 | 305 | 136 | 136 | 136 | 136 | 190 | 136 | 136 | 17 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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