Surf Forecasts:
Dalmore Bay (Lewis) surf forecast from 15 Aug 2026:
- Best quality surf: Thursday 20 Aug, 1AM (local time) - 7.5ft (2.3m), 11s period, W swell with offshore winds.
- Most powerful swell: Wednesday 19 Aug, 1AM (local time) - 8ft (2.5m), 11s period, W swell with 1,676 kJ wave energy.
- Next surfable swell (1★+): Sunday 16 Aug, 7PM (local time) - 2.5ft (0.8m), 7s period with W swell.
Best Forecast Surf Conditions for Dalmore Bay (Lewis) this week:
The surf forecast for Dalmore Bay (Lewis) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 16) at 7PM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.6m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Dalmore Bay (Lewis) in the next 16 days are 2.5m 11s and forecast to arrive on Wednesday (Aug 19) at 1AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Thursday (Aug 20) at 4AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sun 16th Aug) | 2.5ft (0.8m) 7s |
| Best Surf | 1AM (Thu 20th Aug) | 7.5ft (2.3m) 11s |
| Most Powerful | 1AM (Wed 19th Aug) | 8ft (2.5m) 11s |
Table - best surf conditions forecast for Dalmore Bay (Lewis) over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Fri night. Very mild (max 15°C on Mon morning, min 12°C on Sat night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 6mm), mostly falling on Mon night. Very mild (max 16°C on Wed afternoon, min 12°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||||
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 8 | W 8 | W 8 | W 7 | W 7 | WSW 9 | WSW 9 | WSW 8 | SW 8 | WSW 7 | WSW 9 | W 11 | W 11 | W 10 | W 11 | W 10 | W 9 | N 7 | N 8 | NNE 8 | NNE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 502 | 454 | 233 | 106 | 77 | 116 | 137 | 99 | 136 | 280 | 900 | 1676 | 1302 | 1178 | 1300 | 379 | 241 | 117 | 148 | 96 | 115 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | on | glassy | cross-off | cross | on | on | on | on | cross-on | cross-on | off | off | off | cross-off | off | cross-off | cross-off |
High Tide | 9:28AM3.31m | 9:38PM3.64m | 10:06AM3.21m | 10:17PM3.45m | 10:43AM3.07m | 10:55PM3.18m | 11:20AM2.89m | 11:36PM2.89m | 12:01PM2.68m | 00:22AM2.60m | 12:52PM2.49m | 1:24AM2.36m | 2:05PM2.34m | 2:55AM2.23m | |||||||
Low Tide | 3:27PM0.14m | 3:58AM-0.04m | 4:05PM0.26m | 4:34AM0.18m | 4:43PM0.45m | 5:09AM0.47m | 5:22PM0.69m | 5:47AM0.77m | 6:05PM0.95m | 6:30AM1.06m | 7:00PM1.19m | 7:31AM1.30m | 8:26PM1.36m | ||||||||
 | |  |  |  | | | |  | | | | | |  |  | | | |  |  | |
 | 5:47 | — | — | 5:48 | — | — | 5:50 | — | — | 5:54 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — |
 | — | — | 9:14 | — | — | 9:10 | — | — | 9:07 | — | — | 9:06 | — | — | 9:02 | — | — | 9:00 | — | 8:58 | — |
mm | 2 | 2 | — | — | — | — | — | 1 | 2 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 13 | 15 | 14 | 14 | 14 | 14 | 13 | 15 | 16 | 13 | 14 | 14 | 12 | 12 | 12 | 11 |
Feels °C | 8 | 10 | 10 | 11 | 14 | 13 | 12 | 11 | 11 | 9 | 8 | 9 | 10 | 12 | 10 | 9 | 9 | 7 | 7 | 7 | 8 |
Swell 1 Height (m) Direction Period (s) | N 9 | W 8 | W 8 | W 7 | W 7 | WSW 9 | WSW 9 | WSW 8 | NNE 8 | NNE 8 | NNE 8 | W 11 | W 11 | W 10 | W 11 | W 10 | W 9 | W 8 | N 8 | NNE 8 | NNE 8 |
| kJ | 14 | 454 | 233 | 106 | 77 | 116 | 137 | 99 | 21 | 19 | 12 | 1676 | 1302 | 1178 | 1300 | 379 | 241 | 115 | 148 | 96 | 115 |
Swell 2 Height (m) Direction Period (s) | — | N 9 | NNW 9 | NNW 8 | N 8 | N 7 | N 7 | N 8 | NW 5 | E 5 | W 16 | NNE 8 | NE 8 | NNE 8 | — | SW 16 | SW 16 | SW 15 | W 8 | W 8 | W 7 |
| kJ | — | 14 | 25 | 68 | 43 | 27 | 15 | 18 | 1 | 1 | 5 | 14 | 17 | 13 | — | 10 | 10 | 9 | 82 | 57 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | N 8 | WSW 8 | W 12 | WNW 6 | NW 6 | WNW 6 | NE 4 | W 19 | — | — | W 18 | — | — | — | — | — | SW 14 | WSW 9 | WSW 8 |
| kJ | — | — | 6 | 7 | 3 | 16 | 9 | 3 | 1 | 7 | — | — | 6 | — | — | — | — | — | 8 | 16 | 24 |
Wind waves Height (m) Direction Period (s) | W 8 | — | — | — | — | — | — | — | SW 8 | WSW 7 | WSW 9 | — | — | — | NE 8 | N 6 | N 7 | N 7 | — | NNW 5 | — |
| kJ | 502 | — | — | — | — | — | — | — | 136 | 280 | 900 | — | — | — | 28 | 86 | 85 | 117 | — | 20 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 474 | 1019 | 148 | 1 | 16 | 0 | 0 | 1 | 102 | 162 | 705 | 121 | 121 | 121 | 0 | 0 | 0 | 340 | 0 | 278 | 0 |
Best forecast wave conditions in Outer Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Dalmore Bay (Lewis) Surf forecast
The above surf forecast table for Dalmore Bay (Lewis) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Dalmore Bay (Lewis) can be found by selecting the local surf guide option on the grey menu. Our Dalmore Bay (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 (Dalmore Bay (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 Dalmore Bay (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 Dalmore Bay (Lewis), camping, hotels and holiday cottages in Outer Hebrides, consider staying in Stornoway which is 24 km (15 miles) away.
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