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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 12 am Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
Machir Bay (Islay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Machir Bay (Islay) sea temperature is
9.6° C
(Which is normal for this time of year)How big are the waves at Machir Bay (Islay) today?
The current surf forecast for Machir Bay (Islay) at 5AM is: 1.9m 8s primary swell from a West-northwest direction (forecast issued at 12:00am May 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 8ft (2.5m) | 8s |
| Afternoon (12 May) | 8ft (2.5m) | 9s |
| Evening (12 May) | 11ft (3.5m) | 10s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Mon night. Very mild (max 10°C on Thu afternoon, min 8°C on Tue night). Winds increasing (light winds from the WSW on Mon night, strong winds from the NW by Tue night). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 9 | WNW 9 | WNW 7 | WNW 8 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 | NW 6 | NW 6 | |
222 | 510 | 531 | 804 | 1043 | 1245 | 1640 | 2316 | 3076 | 3721 | 4455 | 4011 | 3172 | 3138 | 2942 | 2592 | 2207 | 1729 | 1286 | 1138 | 876 | 764 | 345 | 316 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross | cross | |
High Tide | 2:31AM2.18m | 2:54PM1.99m | 3:23AM2.38m | 3:46PM2.20m | 4:09AM2.58m | 4:32PM2.41m | ||||||||||||||||||
Low Tide | 8:47AM0.83m | 8:48PM0.68m | 9:35AM0.62m | 9:38PM0.50m | 10:17AM0.41m | |||||||||||||||||||
 |  |  | |  | |  | | | |  | | | | | | | |  | | | | |  | |
 | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:23 | — | — | — | — | — | — | — | 9:25 | — | — | — | — | — | — | — | 9:28 | — |
— | 2 | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 9 | 9 |
3 | 1 | 0 | 0 | 0 | 0 | 0 | -1 | -2 | -2 | -2 | 0 | 1 | 0 | 0 | 0 | 1 | -1 | -1 | 0 | 0 | 1 | 0 | 0 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | — | — | W 19 | W 19 | W 19 | W 18 | W 18 | W 18 | — | — | — | WNW 12 | — | — | — | — | — | W 16 | W 16 | W 16 | W 16 | W 16 | W 15 |
 kJ | 222 | — | — | 7 | 7 | 7 | 6 | 6 | 6 | — | — | — | 2612 | — | — | — | — | — | 5 | 5 | 5 | 5 | 5 | 4 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 4 | WNW 9 | WNW 7 | WNW 8 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 | NW 6 | NW 6 |
| kJ | 16 | 510 | 531 | 804 | 1043 | 1245 | 1640 | 2316 | 3076 | 3721 | 4455 | 4011 | 3172 | 3138 | 2942 | 2592 | 2207 | 1729 | 1286 | 1138 | 876 | 764 | 345 | 316 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 246 | 304 | 326 | 393 | 515 | 329 | 329 | 329 | 329 | 311 | 367 | 311 | 1219 | 390 | 373 | 373 | 311 | 838 | 311 | 675 | 672 | 72 | 330 | 330 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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