Surf Forecasts:
Machir Bay (Islay) surf forecast from 10 Nov 2026:
- Best quality surf: Tuesday 17 Nov, 12PM (local time) - 7.5ft (2.3m), 11s period, NW swell with glassy winds.
- Most powerful swell: Thursday 19 Nov, 6PM (local time) - 7ft (2.1m), 15s period, W swell with 2,098 kJ wave energy.
- Next surfable swell (1★+): Tuesday 10 Nov, 3AM (local time) - 2ft (0.6m), 10s period with WNW 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 Tuesday (Nov 10) at 3AM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.2m and 14s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Machir Bay (Islay) in the next 16 days are 2.1m 15s and forecast to arrive on Thursday (Nov 19) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 7s period and expected on Sunday (Nov 15) at 6PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 10th Nov) | 2ft (0.6m) 10s |
| Best Surf | 12PM (Tue 17th Nov) | 7.5ft (2.3m) 11s |
| Most Powerful | 6PM (Thu 19th Nov) | 7ft (2.1m) 15s |
Table - best surf conditions forecast for Machir Bay (Islay) over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 10°C on Wed night, min 7°C on Tue night). Winds increasing (calm on Tue morning, strong winds from the NNE by Wed night). | Days 5-7 Weather SummaryLight rain (total 4mm), mostly falling on Sun afternoon. Very mild (max 12°C on Sun afternoon, min 7°C on Fri night). Winds increasing (light winds from the NW on Fri morning, near gales from the SE by Sun afternoon). | ||||||||||||||||||
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||||
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) | WNW 11 | WNW 10 | WNW 10 | WNW 9 | WSW 14 | WSW 14 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | NW 8 | NW 7 | NW 7 | NW 7 | SSW 4 | SW 5 | WSW 9 | WSW 12 | WSW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 64 | 55 | 52 | 26 | 20 | 20 | 128 | 127 | 110 | 69 | 65 | 34 | 12 | 14 | 29 | 200 | 121 | 193 | 97 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-on | on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off |
High Tide | 5:32AM2.68m | 5:45PM2.59m | 6:04AM2.66m | 6:16PM2.51m | 6:37AM2.60m | 6:48PM2.40m | 7:12AM2.49m | 7:21PM2.27m | 7:50AM2.35m | 7:57PM2.12m | 8:34AM2.19m | 8:38PM1.98m | |||||||
Low Tide | 11:19PM0.23m | 11:37AM0.28m | 11:49PM0.26m | 12:11PM0.35m | 00:20AM0.32m | 12:45PM0.47m | 00:52AM0.42m | 1:19PM0.62m | 1:26AM0.53m | 1:56PM0.78m | 2:04AM0.66m | 2:41PM0.95m | 2:51AM0.78m | ||||||
 |  |  |  | | | | | | | | | | | |  |  |  |  | |
 | — | 7:48 | — | — | 7:50 | — | — | 7:54 | — | — | 7:56 | — | — | 7:58 | — | — | 8:00 | — | — |
 | — | — | 4:28 | — | — | 4:25 | — | — | 4:24 | — | — | 4:22 | — | — | 4:21 | — | — | 4:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 7 |
Temp °C | 9 | 8 | 8 | 7 | 8 | 9 | 10 | 8 | 8 | 8 | 8 | 9 | 9 | 7 | 8 | 10 | 10 | 12 | 12 |
Feels °C | 4 | 5 | 5 | 3 | 3 | 2 | 2 | -1 | 0 | 2 | 4 | 4 | 4 | 0 | 1 | 2 | 1 | 5 | 3 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 10 | WNW 10 | WNW 9 | WNW 8 | WSW 14 | W 12 | NW 7 | NW 13 | NW 9 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | W 12 | WSW 9 | WSW 12 | WSW 11 |
| kJ | 64 | 55 | 52 | 26 | 14 | 20 | 3 | 55 | 25 | 22 | 65 | 34 | 12 | 11 | 7 | 12 | 121 | 193 | 97 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | WSW 14 | WSW 13 | WSW 15 | NNW 5 | WNW 8 | NW 8 | — | NW 12 | NW 12 | NNW 10 | NW 10 | W 15 | W 13 | W 13 | NW 8 | WSW 11 | NW 12 | WNW 9 |
| kJ | 5 | 20 | 17 | 22 | 4 | 6 | 2 | — | 6 | 21 | 11 | 4 | 4 | 14 | 13 | 2 | 98 | 6 | 8 |
Swell 3 Height (m) Direction Period (s) | WSW 14 | — | SE 5 | — | WSW 14 | NW 8 | — | — | — | NW 12 | — | W 16 | NW 9 | — | W 13 | W 12 | NW 9 | NW 9 | — |
| kJ | 21 | — | 1 | — | 20 | 3 | — | — | — | 6 | — | 5 | 3 | — | 13 | 3 | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | ESE 2 | ESE 2 | E 4 | NNE 2 | E 3 | NNW 3 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | — | — | — | SSW 3 | SSW 4 | SW 5 | SSE 6 | SSE 7 | SSE 7 |
| kJ | 1 | 1 | 2 | 1 | 1 | 6 | 128 | 127 | 110 | 69 | — | — | — | 9 | 29 | 200 | 431 | 553 | 456 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 76 | 76 | 220 | 309 | 187 | 187 | 0 | 0 | 62 | 71 | 79 | 119 | 333 | 228 | 228 |
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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