Surf Forecasts:
Machir Bay (Islay) surf forecast from 10 Jun 2026:
- Best quality surf: Sunday 14 Jun, 4AM (local time) - 4.5ft (1.4m), 10s period, W swell with cross-offshore winds.
- Most powerful swell: Saturday 13 Jun, 4AM (local time) - 11ft (3.5m), 12s period, W swell with 3,049 kJ wave energy.
- Next surfable swell (1★+): Sunday 14 Jun, 4AM (local time) - 4.5ft (1.4m), 10s period with W swell.
Best Forecast Surf Conditions for Machir Bay (Islay) this week:
The surf forecast for Machir Bay (Islay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jun 14) at 4AM. The primary swell is predicted to be 1.4m and 10s period with a secondary swell of 0.6m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Machir Bay (Islay) in the next 16 days are 3.5m 12s and forecast to arrive on Saturday (Jun 13) at 4AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Thursday (Jun 11) at 10AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sun 14th Jun) | 4.5ft (1.4m) 10s |
| Best Surf | 4AM (Sun 14th Jun) | 4.5ft (1.4m) 10s |
| Most Powerful | 4AM (Sat 13th Jun) | 11ft (3.5m) 12s |
Table - best surf conditions forecast for Machir Bay (Islay) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Thu morning. Very mild (max 12°C on Thu afternoon, min 9°C on Wed night). Winds increasing (light winds from the W on Wed morning, strong winds from the W by Fri night). | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Mon night. Very mild (max 15°C on Sun afternoon, min 10°C on Sat afternoon). Winds increasing (calm on Sun morning, strong winds from the SE by Mon afternoon). | ||||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||
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 10 | W 9 | W 9 | W 9 | W 8 | W 8 | W 9 | W 8 | W 12 | WNW 12 | W 11 | W 10 | W 9 | W 9 | W 9 | W 10 | W 10 | W 9 | WSW 11 | WSW 11 | W 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 408 | 320 | 413 | 275 | 313 | 466 | 567 | 870 | 2976 | 2281 | 1230 | 510 | 205 | 104 | 53 | 94 | 65 | 40 | 161 | 153 | 289 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-off | cross-on | on | on | on | on | on | on | cross-on | off | off | off | cross-off | cross-off | cross-off | cross | on | cross-off |
High Tide | 1:52PM1.99m | 2:28AM2.31m | 2:59PM2.13m | 3:28AM2.43m | 3:58PM2.31m | 4:24AM2.55m | 4:52PM2.51m | 5:16AM2.64m | 5:42PM2.69m | 6:06AM2.69m | 6:31PM2.83m | 6:53AM2.69m | 7:21PM2.90m | ||||||||
Low Tide | 7:50PM0.69m | 8:42AM0.66m | 8:54PM0.58m | 9:37AM0.51m | 9:53PM0.45m | 10:28AM0.37m | 10:50PM0.31m | 11:18AM0.25m | 11:44PM0.20m | 12:06PM0.15m | 00:37AM0.15m | 12:55PM0.09m | 1:30AM0.17m | ||||||||
 |  |  | | |  | |  |  | | | |  | |  | | |  |  | | | |
 | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — | 4:41 | — | — | 4:39 | — | — | 4:39 | — | — |
 | — | — | 10:07 | — | — | 10:08 | — | — | 10:08 | — | — | 10:09 | — | — | 10:10 | — | — | 10:10 | — | — | 10:12 |
mm | 1 | — | 1 | 4 | 4 | — | 1 | — | — | — | 1 | — | — | — | — | — | — | 3 | 3 | — | 1 |
Temp °C | 11 | 11 | 11 | 10 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 11 | 12 | 15 | 15 | 14 | 15 | 15 | 13 | 13 | 13 |
Feels °C | 7 | 6 | 7 | 4 | 8 | 6 | 6 | 4 | 3 | 5 | 4 | 9 | 11 | 12 | 12 | 8 | 9 | 10 | 11 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | W 10 | — | W 9 | W 9 | SE 4 | SE 5 | — | WNW 12 | — | WNW 12 | W 11 | W 10 | W 9 | W 9 | W 9 | W 10 | W 10 | W 9 | WSW 11 | WSW 11 | W 12 |
| kJ | 408 | — | 413 | 275 | 6 | 1 | — | 208 | — | 2174 | 1230 | 510 | 205 | 104 | 53 | 94 | 65 | 40 | 161 | 153 | 289 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | SE 4 | — | — | — | — | — | — | — | NW 8 | NW 8 | NW 7 | NNW 5 | NW 6 | W 12 | — | — | — |
| kJ | — | — | — | — | 7 | — | — | — | — | — | — | — | 28 | 16 | 2 | 3 | 1 | 26 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | — | NW 7 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | W 9 | — | SSE 4 | W 8 | W 8 | W 9 | W 8 | W 12 | W 12 | — | — | — | E 2 | E 3 | ESE 3 | SE 3 | — | — | — | — |
| kJ | — | 320 | — | 13 | 313 | 466 | 567 | 870 | 2976 | 2281 | — | — | — | 1 | 7 | 4 | 2 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 373 | 811 | 61 | 62 | 65 | 65 | 352 | 455 | 352 | 217 | 69 | 61 | 0 | 0 | 0 | 76 | 76 | 71 | 14 | 14 | 0 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Machir Bay (Islay) Surf forecast
The above surf forecast table for Machir 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 Machir Bay (Islay) can be found by selecting the local surf guide option on the grey menu. Our Machir 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 (Machir 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 Machir 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 Machir Bay (Islay), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Motherwell which is 50 km (31 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Campbeltown which is 65 km (40 miles) away, Ballycastle, Tarbert and Ballypatrick.
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