Surf Forecasts:
Mangersta Sands (Lewis) surf forecast from 20 Oct 2026:
- Best quality surf: Tuesday 20 Oct, 7AM (local time) - 11ft (3.5m), 13s period, W swell with cross-shore winds.
- Most powerful swell: Sunday 25 Oct, 6AM (local time) - 31ft (9.5m), 14s period, W swell with 36,956 kJ wave energy.
- Next surfable swell (1★+): Tuesday 20 Oct, 7AM (local time) - 11ft (3.5m), 13s period with W swell.
Best Forecast Surf Conditions for Mangersta Sands (Lewis) this week:
The surf forecast for Mangersta Sands (Lewis) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Oct 20) at 7AM. The primary swell is predicted to be 3.5m and 13s period with a secondary swell of 1.0m and 5s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Mangersta Sands (Lewis) in the next 16 days are 9.5m 14s and forecast to arrive on Sunday (Oct 25) at 6AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 6s period and expected on Friday (Oct 23) at 7AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Tue 20th Oct) | 11ft (3.5m) 13s |
| Best Surf | 7AM (Tue 20th Oct) | 11ft (3.5m) 13s |
| Most Powerful | 6AM (Sun 25th Oct) | 31ft (9.5m) 14s |
Table - best surf conditions forecast for Mangersta Sands (Lewis) over the next 16 days.
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Very mild (max 13°C on Tue morning, min 8°C on Wed afternoon). Mainly fresh winds. | Days 4-6 Weather SummaryHeavy rain (total 37mm), heaviest during Sat night. Very mild (max 11°C on Sat night, min 6°C on Fri morning). Winds increasing (calm on Thu night, gales from the WNW by Sun afternoon). | ||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 13 | W 13 | W 12 | W 12 | WNW 13 | WNW 12 | W 12 | W 11 | W 11 | W 12 | W 12 | W 14 | W 12 | W 11 | WSW 11 | W 14 | WNW 13 | NW 12 | N 11 | W 11 | SW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4035 | 2187 | 1507 | 2917 | 3661 | 2472 | 1323 | 1049 | 1512 | 2027 | 2638 | 8637 | 3078 | 1075 | 8370 | 28888 | 26793 | 11046 | 1724 | 695 | 2441 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-on | cross | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-on | cross | on | on | cross | cross-on | cross-on | on | cross-on |
High Tide | 3:13PM2.45m | 4:12AM2.47m | 4:14PM2.64m | 4:58AM2.72m | 4:58PM2.86m | 5:35AM2.98m | 5:37PM3.09m | 6:09AM3.22m | 6:13PM3.31m | 6:42AM3.43m | 6:51PM3.48m | 7:16AM3.58m | 7:29PM3.59m | ||||||||
Low Tide | 9:00AM1.47m | 9:49PM1.12m | 10:11AM1.29m | 10:39PM0.88m | 10:58AM1.05m | 11:19PM0.61m | 11:37AM0.80m | 11:54PM0.37m | 12:13PM0.56m | 00:29AM0.16m | 12:48PM0.34m | 1:05AM0.03m | 1:25PM0.17m | 1:42AM-0.01m | |||||||
 |  |  |  | |  |  |  |  | | |  | | |  | | | | | | | |
 | 8:12 | — | — | 8:15 | — | — | 8:18 | — | — | 8:19 | — | — | 8:22 | — | — | 7:25 | — | — | 8:26 | — | — |
 | — | 6:10 | — | — | 6:07 | — | — | 6:06 | — | — | 6:02 | — | — | 6:00 | — | — | 4:58 | — | — | 5:55 | — |
mm | — | — | 5 | 1 | 1 | — | — | 1 | 7 | 3 | — | 1 | — | — | 18 | 5 | 3 | 1 | — | 1 | 6 |
Temp °C | 13 | 13 | 10 | 10 | 9 | 9 | 10 | 11 | 10 | 7 | 8 | 9 | 9 | 9 | 11 | 9 | 8 | 9 | 10 | 10 | 14 |
Feels °C | 7 | 8 | 6 | 7 | 2 | 2 | 5 | 6 | 8 | 1 | 2 | 1 | 3 | 0 | -2 | 2 | -7 | -3 | 3 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 12 | W 12 | WNW 13 | WNW 12 | W 12 | W 11 | W 11 | W 12 | W 12 | NNW 10 | W 12 | W 11 | NNW 11 | — | — | — | N 11 | W 11 | N 9 |
| kJ | 4035 | 2187 | 1507 | 2917 | 3661 | 2472 | 1323 | 1049 | 1512 | 2027 | 2638 | 35 | 3078 | 1075 | 23 | — | — | — | 1724 | 695 | 99 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 9 | WSW 15 | — | — | — | N 11 | N 10 | NNW 9 | NNW 10 | — | NNW 10 | SW 7 | — | — | — | — | W 11 | N 10 | W 21 |
| kJ | — | — | 408 | 44 | — | — | — | 2 | 7 | 8 | 31 | — | 31 | 169 | — | — | — | — | 1672 | 541 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NNE 6 | — | — | — | NNW 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 4 | — | — | — | 17 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 5 | SSW 8 | — | — | — | — | — | — | — | — | — | W 14 | — | SSE 6 | WSW 11 | W 14 | WNW 13 | NW 12 | — | S 6 | SW 10 |
| kJ | 91 | 574 | — | — | — | — | — | — | — | — | — | 8637 | — | 181 | 8370 | 28888 | 26793 | 11046 | — | 243 | 2441 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 126 | 2 | 0 | 40 | 145 | 311 | 10 | 145 | 0 | 121 | 121 | 460 | 105 | 126 | 853 | 460 | 240 | 706 | 319 | 332 | 173 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Mangersta Sands (Lewis) Surf forecast
The above surf forecast table for Mangersta Sands (Lewis) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Mangersta Sands (Lewis) can be found by selecting the local surf guide option on the grey menu. Our Mangersta Sands (Lewis) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Mangersta Sands (Lewis)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Mangersta Sands (Lewis) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Outer Hebrides? If you are looking for accommodation near Mangersta Sands (Lewis), camping, hotels and holiday cottages in Outer Hebrides, consider staying in Stornoway which is 42 km (26 miles) away.
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