Surf Forecasts:
Mangersta Sands (Lewis) surf forecast from 9 Sep 2026:
- Best quality surf: Saturday 12 Sep, 7PM (local time) - 10ft (3.0m), 12s period, WNW swell with cross-onshore winds.
- Most powerful swell: Saturday 12 Sep, 7AM (local time) - 15ft (4.5m), 11s period, W swell with 5,693 kJ wave energy.
- Next surfable swell (1★+): Saturday 12 Sep, 7PM (local time) - 10ft (3.0m), 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 Saturday (Sep 12) at 7PM. The primary swell is predicted to be 3.0m and 12s period with a secondary swell of 1.9m and 10s. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Mangersta Sands (Lewis) in the next 16 days are 4.5m 11s and forecast to arrive on Saturday (Sep 12) at 7AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 7s period and expected on Thursday (Sep 10) at 1AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sat 12th Sep) | 10ft (3.0m) 12s |
| Best Surf | 7PM (Sat 12th Sep) | 10ft (3.0m) 12s |
| Most Powerful | 7AM (Sat 12th Sep) | 15ft (4.5m) 11s |
Table - best surf conditions forecast for Mangersta Sands (Lewis) over the next 16 days.
Short Range ForecastModerate rain (total 19mm), heaviest on Fri night. Very mild (max 15°C on Fri night, min 12°C on Wed night). Winds increasing (moderate winds from the SW on Wed afternoon, near gales from the S by Fri night). | Days 5-7 Weather SummaryLight rain (total 5mm), mostly falling on Sun night. Very mild (max 14°C on Sun night, min 12°C on Sat afternoon). Winds increasing (light winds from the WSW on Sat night, strong winds from the S by Sun night). | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||
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 8 | SW 7 | SSW 8 | SW 9 | WSW 10 | W 10 | WNW 11 | WNW 13 | W 12 | WNW 12 | WNW 11 | WNW 11 | NNW 13 | NNW 13 | NNW 12 | SW 8 | WSW 10 | WSW 10 | W 10 | W 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 219 | 223 | 800 | 1282 | 1625 | 2013 | 1658 | 2953 | 4797 | 2577 | 1503 | 855 | 703 | 995 | 589 | 1018 | 904 | 892 | 1363 | 2948 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross |
High Tide | 6:25PM3.45m | 6:59AM3.39m | 7:07PM3.66m | 7:37AM3.54m | 7:46PM3.76m | 8:13AM3.60m | 8:22PM3.75m | 8:47AM3.58m | 8:58PM3.64m | 9:20AM3.47m | 9:33PM3.44m | 9:52AM3.30m | 10:08PM3.19m | |||||||
Low Tide | 00:45AM0.08m | 1:00PM0.32m | 1:25AM-0.09m | 1:38PM0.18m | 2:01AM-0.14m | 2:14PM0.12m | 2:36AM-0.09m | 2:49PM0.15m | 3:08AM0.06m | 3:23PM0.25m | 3:41AM0.29m | 3:57PM0.43m | ||||||||
 |  |  |  |  |  |  |  | | |  | | | | | | | | | | |
 | — | — | 6:45 | — | — | 6:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — |
 | 8:06 | — | — | 8:02 | — | — | 8:00 | — | — | 7:58 | — | — | 7:54 | — | — | 7:52 | — | — | 7:49 | — |
mm | — | 1 | 4 | 3 | 1 | — | — | 10 | — | — | — | — | — | 3 | — | — | — | 2 | 1 | 1 |
Temp °C | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 15 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 11 | 12 |
Feels °C | 8 | 7 | 4 | 9 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 10 | 8 | 7 | 9 | 8 | 9 | 6 | 1 | 6 |
Swell 1 Height (m) Direction Period (s) | W 8 | N 7 | NNE 8 | NNE 8 | N 7 | NW 12 | WNW 11 | WNW 13 | — | WNW 12 | WNW 11 | WNW 11 | WNW 10 | NNW 13 | WSW 8 | N 12 | N 11 | N 10 | N 10 | N 9 |
| kJ | 219 | 22 | 12 | 6 | 1 | 38 | 1658 | 2953 | — | 2577 | 1503 | 855 | 529 | 995 | 277 | 284 | 151 | 52 | 30 | 15 |
Swell 2 Height (m) Direction Period (s) | N 7 | SW 10 | W 12 | — | — | — | N 10 | N 10 | — | SW 10 | SW 10 | SW 10 | NNW 13 | WNW 9 | NNW 12 | W 11 | N 11 | — | — | — |
| kJ | 76 | 4 | 3 | — | — | — | 2 | 7 | — | 936 | 441 | 327 | 703 | 143 | 589 | 250 | 116 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 13 | — | — | — | — | — | — | — | — | NNW 12 | NNW 14 | SW 9 | WSW 9 | W 14 | — | — | — | — | — |
| kJ | — | 3 | — | — | — | — | — | — | — | — | 49 | 280 | 211 | 138 | 15 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SW 7 | SSW 8 | SW 9 | WSW 10 | W 10 | SW 10 | SSW 8 | W 12 | — | — | — | — | SSW 5 | S 5 | SW 8 | WSW 10 | WSW 10 | W 10 | W 10 |
| kJ | — | 223 | 800 | 1282 | 1625 | 2013 | 828 | 988 | 4797 | — | — | — | — | 48 | 109 | 1018 | 904 | 892 | 1363 | 2948 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 145 | 171 | 126 | 145 | 616 | 446 | 259 | 126 | 330 | 318 | 238 | 240 | 145 | 126 | 161 | 161 | 27 | 240 | 756 | 733 |
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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