Surf Forecasts:
Mangersta Sands (Lewis) surf forecast from 20 Oct 2026:
- Best quality surf: Wednesday 21 Oct, 1PM (local time) - 10ft (3.0m), 12s period, W swell with cross-shore winds.
- Most powerful swell: Sunday 25 Oct, 3PM (local time) - 30ft (9.0m), 14s period, WNW swell with 29,467 kJ wave energy.
- Next surfable swell (1★+): Wednesday 21 Oct, 4AM (local time) - 6ft (1.9m), 12s period with WNW 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 Wednesday (Oct 21) at 4AM. The primary swell is predicted to be 1.9m and 12s period with a secondary swell of 1.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Mangersta Sands (Lewis) in the next 16 days are 9.0m 14s and forecast to arrive on Sunday (Oct 25) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Tuesday (Oct 27) at 6PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Wed 21st Oct) | 6ft (1.9m) 12s |
| Best Surf | 1PM (Wed 21st Oct) | 10ft (3.0m) 12s |
| Most Powerful | 3PM (Sun 25th Oct) | 30ft (9.0m) 14s |
Table - best surf conditions forecast for Mangersta Sands (Lewis) over the next 16 days.
Short Range ForecastModerate rain (total 16mm), heaviest on Thu night. Very mild (max 12°C on Tue afternoon, min 8°C on Wed afternoon). Winds decreasing (strong winds from the WNW on Wed afternoon, calm by Thu night). | Days 5-7 Weather SummaryHeavy rain (total 27mm), heaviest during Sat night. Very mild (max 12°C on Sat night, min 7°C on Fri afternoon). Winds increasing (light winds from the W on Fri night, severe gales from the W by Sun morning). | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||||
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 12 | W 12 | W 13 | WNW 12 | WNW 12 | W 11 | W 11 | W 12 | W 12 | W 14 | W 12 | W 11 | WSW 11 | W 15 | WNW 14 | NW 12 | W 11 | N 10 | SSW 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 2328 | 1507 | 1954 | 3527 | 3090 | 1613 | 1049 | 1483 | 2070 | 2584 | 5773 | 2762 | 1075 | 4232 | 16279 | 29467 | 9738 | 1771 | 654 | 273 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 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 | 9:49PM1.12m | 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 | |||||||
 |  |  | | |  |  | | | |  |  | |  | | | | |  |  | |
 | — | — | 8:15 | — | — | 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 | 2 | 4 | — | 1 | 1 | — | 1 | 4 | 3 | 4 | — | — | — | 18 | 2 | 2 | — | 1 | 10 | 12 |
Temp °C | 12 | 11 | 10 | 10 | 9 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 10 | 12 | 8 | 9 | 10 | 10 | 13 | 13 |
Feels °C | 8 | 8 | 7 | 7 | 1 | 4 | 5 | 7 | 3 | -3 | -1 | 3 | 1 | 0 | -9 | -5 | 1 | 3 | 7 | 4 |
Swell 1 Height (m) Direction Period (s) | W 13 | W 12 | W 12 | W 13 | — | WNW 12 | W 11 | W 11 | W 12 | W 12 | N 11 | W 12 | W 11 | N 13 | W 15 | — | — | W 11 | N 10 | NNE 9 |
| kJ | 2328 | 1507 | 1954 | 3527 | — | 1613 | 1049 | 1483 | 2070 | 2584 | 10 | 2762 | 1075 | 123 | 16279 | — | — | 1771 | 654 | 270 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | SW 9 | SW 8 | — | — | — | NNW 7 | N 10 | N 8 | — | — | NNW 10 | SW 7 | — | N 11 | — | — | N 10 | WNW 11 | SSW 9 |
| kJ | 363 | 293 | 162 | — | — | — | 42 | 7 | 6 | — | — | 34 | 217 | — | 89 | — | — | 1343 | 634 | 273 |
Swell 3 Height (m) Direction Period (s) | — | — | ENE 7 | — | — | — | N 11 | — | — | — | — | — | N 12 | — | — | — | — | — | SW 11 | WSW 10 |
| kJ | — | — | 10 | — | — | — | 2 | — | — | — | — | — | 77 | — | — | — | — | — | 476 | 158 |
Wind waves Height (m) Direction Period (s) | — | ENE 8 | — | — | WNW 12 | — | — | — | — | N 8 | W 14 | — | S 6 | WSW 11 | — | WNW 14 | NW 12 | — | — | ESE 3 |
| kJ | — | 11 | — | — | 3090 | — | — | — | — | 1 | 5773 | — | 198 | 4232 | — | 29467 | 9738 | — | — | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 2 | 2 | 2 | 40 | 213 | 311 | 323 | 0 | 26 | 329 | 240 | 311 | 145 | 853 | 460 | 807 | 445 | 161 | 126 | 214 |
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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