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Dalmore Bay (Lewis) surfForecast / Scot – Outer Hebrides / UK
12 Day Weather and Surf, issued 12 am Friday 19 Sep 2025 BST
Best Forecast Surf Conditions for Dalmore Bay (Lewis) this week:
The surf forecast for Dalmore Bay (Lewis) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 23) at 4PM. The primary swell is predicted to be 1.7m and 12s period with a secondary swell of 0.7m 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 12 days are 4.0m 11s and forecast to arrive on Friday (Sep 19) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Tue 23rd Sep) | 5.5ft (1.7m) 12s |
| Best Surf | 4PM (Tue 23rd Sep) | 5.5ft (1.7m) 12s |
| Most Powerful | 7PM (Fri 19th Sep) | 13ft (4.0m) 11s |
Table - best surf conditions forecast for Dalmore Bay (Lewis) over the next 12 days.
Short Range Forecast Light rain (total 4mm), mostly falling on Thu night. Very mild (max 14°C on Fri morning, min 9°C on Sat morning). Winds increasing (light winds from the ENE on Thu night, strong winds from the SSW by Fri afternoon). | Days 3-6 Weather Summary Mostly dry. Very mild (max 14°C on Wed afternoon, min 10°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thu 25 | ||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | ||
Rating (10 max) | ||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||
| Period(s) (?) | 10 | 8 | 10 | 10 | 10 | 10 | 9 | 10 | 11 | 12 | 11 | 9 | 8 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | |
Wave (?)Graph  | ||||||||||||||||||||||
 kJ (?) | 1202 | 767 | 1756 | 1736 | 1877 | 1432 | 1455 | 1909 | 1763 | 1911 | 1162 | 493 | 372 | 427 | 841 | 902 | 711 | 619 | 730 | 462 | 600 | |
Wind (km/h) | ||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | on | glass | cross | cross | glass | cross | glass | glass | |
High Tide / height (m) | 6:22AM 2.88 | 6:29PM 3.19 | 7:00AM 3.04 | 7:06PM 3.34 | 7:32AM 3.17 | 7:39PM 3.43 | 8:02AM 3.25 | 8:10PM 3.45 | 8:31AM 3.28 | 8:40PM 3.40 | 8:59AM 3.26 | 9:09PM 3.29 | 9:26AM 3.18 | |||||||||
Low Tide / height (m) | 12:12AM 0.47 | 12:22PM 0.65 | 12:51AM 0.27 | 12:59PM 0.46 | 1:24AM 0.13 | 1:32PM 0.33 | 1:55AM 0.06 | 2:03PM 0.25 | 2:24AM 0.07 | 2:33PM 0.24 | 2:52AM 0.15 | 3:03PM 0.29 | 3:20AM 0.29 | 3:33PM 0.41 | ||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thu 25 | ||||||||||||||||
| Sunrise | - | 7:03 | - | - | 7:05 | - | - | 7:07 | - | - | 7:09 | - | - | 7:11 | - | - | 7:13 | - | - | 7:16 | - | |
| Sunset | - | - | 7:36 | - | - | 7:32 | - | - | 7:30 | - | - | 7:28 | - | - | 7:24 | - | - | 7:22 | - | - | 7:19 | |
 |  |  |  |  | |  | | |  | | | | | |  | | | | | | ||
Rain (mm) | 3 | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| Temp. °C | 13 | 14 | 14 | 13 | 10 | 10 | 10 | 9 | 10 | 11 | 11 | 12 | 11 | 11 | 12 | 11 | 13 | 14 | 13 | 14 | 14 | |
| Feels °C (?) | 10 | 6 | 7 | 5 | 2 | 1 | 0 | 2 | 3 | 5 | 5 | 7 | 6 | 8 | 11 | 9 | 11 | 13 | 11 | 12 | 13 | |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Scot - Outer Hebrides
moderate winds from the SW at Portree suggest that is cross-shore at Ersary beach (Barra). 2.1m 9s swell from the SW with a 0.9m 10s swell from the NW. 2 swells combining so expect closeout sets.
24 km away, 1 h 5 min ago
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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 12 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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