Surf Forecasts:
Lossit Bay (Islay) surf forecast from 12 Aug 2026:
- Best quality surf: Thursday 13 Aug, 4AM (local time) - 2.5ft (0.8m), 11s period, WSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 19 Aug, 4AM (local time) - 8ft (2.5m), 8s period, WNW swell with 870 kJ wave energy.
- Next surfable swell (1★+): Thursday 13 Aug, 4AM (local time) - 2.5ft (0.8m), 11s period with WSW swell.
Best Forecast Surf Conditions for Lossit Bay (Islay) this week:
The surf forecast for Lossit Bay (Islay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 13) at 4AM. The primary swell is predicted to be 0.8m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Lossit Bay (Islay) in the next 16 days are 2.5m 8s and forecast to arrive on Wednesday (Aug 19) at 4AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Monday (Aug 17) at 4PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Thu 13th Aug) | 2.5ft (0.8m) 11s |
| Best Surf | 4AM (Thu 13th Aug) | 2.5ft (0.8m) 11s |
| Most Powerful | 4AM (Wed 19th Aug) | 8ft (2.5m) 8s |
Table - best surf conditions forecast for Lossit Bay (Islay) over the next 16 days.
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Warm (max 22°C on Wed afternoon, min 13°C on Fri night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 28mm), heaviest during Mon night. Very mild (max 15°C on Mon night, min 12°C on Sun morning). Winds increasing (calm on Sun night, strong winds from the WSW by Mon night). | ||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||||
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) | WSW 10 | WSW 10 | WSW 9 | W 10 | WSW 10 | WSW 10 | W 9 | W 9 | W 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 9 | W 8 | W 9 | W 8 | W 7 | WNW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 104 | 98 | 66 | 216 | 167 | 154 | 130 | 74 | 134 | 235 | 264 | 209 | 150 | 96 | 38 | 25 | 22 | 846 | 381 | 306 | 725 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | on | cross | cross-off | cross | cross-on | on | cross-on |
High Tide | 6:00PM2.63m | 6:13AM2.37m | 6:42PM2.74m | 6:52AM2.43m | 7:21PM2.77m | 7:30AM2.44m | 7:59PM2.70m | 8:06AM2.39m | 8:35PM2.54m | 8:42AM2.29m | 9:09PM2.34m | 9:18AM2.15m | 9:43PM2.10m | ||||||||
Low Tide | 11:52AM0.18m | 00:36AM0.27m | 12:32PM0.03m | 1:14AM0.22m | 1:10PM-0.04m | 1:49AM0.23m | 1:45PM-0.03m | 2:21AM0.29m | 2:20PM0.06m | 2:51AM0.37m | 2:55PM0.22m | 3:21AM0.49m | 3:30PM0.41m | 3:53AM0.62m | |||||||
 | |  | |  |  | | |  |  | | |  | | |  | |  | | | | |
 | 5:50 | — | — | 5:52 | — | — | 5:54 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — |
 | — | — | 9:08 | — | — | 9:07 | — | — | 9:05 | — | — | 9:02 | — | — | 9:00 | — | 8:58 | — | — | 8:55 | — |
mm | — | — | 3 | — | 1 | 3 | — | — | — | — | — | 2 | — | — | — | 2 | 4 | 20 | — | — | — |
Temp °C | 20 | 22 | 20 | 20 | 20 | 18 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 15 | 14 | 14 | 14 |
Feels °C | 16 | 19 | 18 | 20 | 20 | 20 | 12 | 11 | 10 | 9 | 9 | 9 | 8 | 7 | 9 | 8 | 8 | 8 | 8 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 9 | W 10 | WSW 10 | WSW 10 | W 9 | W 9 | W 8 | — | — | — | WNW 8 | WNW 7 | WNW 7 | WNW 6 | W 8 | SE 5 | SE 5 | W 16 | W 17 |
| kJ | 104 | 98 | 66 | 216 | 167 | 154 | 130 | 74 | 21 | — | — | — | 150 | 96 | 38 | 14 | 22 | 8 | 1 | 5 | 6 |
Swell 2 Height (m) Direction Period (s) | NW 6 | — | WSW 12 | — | — | — | — | — | — | — | — | — | — | — | NNW 4 | W 9 | WNW 6 | — | — | W 16 | — |
| kJ | 2 | — | 46 | — | — | — | — | — | — | — | — | — | — | — | 6 | 25 | 3 | — | — | 5 | — |
Swell 3 Height (m) Direction Period (s) | — | — | SSE 4 | — | — | — | — | — | — | — | — | — | — | — | W 10 | — | — | — | — | — | — |
| kJ | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | 8 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 3 | — | — | — | — | W 9 | W 4 | W 8 | WNW 8 | WNW 8 | WNW 8 | — | — | — | — | SSE 4 | W 9 | W 8 | W 7 | WNW 8 |
| kJ | 10 | 4 | — | — | — | — | 103 | 10 | 134 | 235 | 264 | 209 | — | — | — | — | 17 | 846 | 381 | 306 | 725 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 87 | 64 | 11 | 8 | 0 | 15 | 458 | 828 | 474 | 867 | 889 | 97 | 130 | 180 | 62 | 69 | 87 | 22 | 438 | 734 | 484 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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Information about the Lossit Bay (Islay) Surf forecast
The above surf forecast table for Lossit Bay (Islay) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Lossit Bay (Islay) can be found by selecting the local surf guide option on the grey menu. Our Lossit Bay (Islay) 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 (Lossit Bay (Islay)) 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 Lossit Bay (Islay) 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 Inner Hebrides? If you are looking for accommodation near Lossit Bay (Islay), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Motherwell which is 53 km (33 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Ballycastle which is 59 km (37 miles) away, Ballypatrick, Campbeltown and Coleraine.
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