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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 12 pm Sunday 17 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
9.9° 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 7PM is: 2.1m 12s primary swell from a West direction (forecast issued at 12:00pm May 17). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 8ft (2.5m) | 13s |
| Afternoon (17 May) | 7.5ft (2.3m) | 13s |
| Evening (17 May) | 6.5ft (2.0m) | 12s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Mon night. Very mild (max 11°C on Tue afternoon, min 8°C on Sun night). Winds increasing (calm on Mon morning, strong winds from the SE by Mon night). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 13 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 9 | WSW 9 | W 16 | W 16 | W 15 | WSW 14 | |
1901 | 1765 | 1673 | 1311 | 1132 | 988 | 857 | 701 | 599 | 517 | 434 | 340 | 239 | 194 | 154 | 92 | 64 | 58 | 27 | 25 | 46 | 240 | 440 | 1399 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | glassy | glassy | cross | glassy | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-on | cross-on | cross-on | |
High Tide | 6:41PM2.86m | 7:02AM2.82m | 7:26PM2.88m | 7:47AM2.70m | 8:13PM2.83m | |||||||||||||||||||
Low Tide | 12:21PM0.06m | 00:43AM0.04m | 1:04PM0.06m | 1:32AM0.11m | 1:49PM0.12m | 2:24AM0.26m | ||||||||||||||||||
 | |  | |  |  | |  | |  | | |  | |  |  | | | | | | | | | |
 | 5:11 | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — |
 | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:37 | — | — | — | 9:38 |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 4 | — | 4 | 2 | 2 | 2 | — | — | |
Temp °C | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 |
3 | 4 | 5 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 6 | 4 | 1 | 0 | 0 | 1 | 2 | 4 | 8 | 9 | 6 | 5 | 3 | 4 | |
Swell 1 Height (m) Direction Period (s) | WNW 13 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 9 | WSW 9 | W 9 | WSW 9 | W 15 | W 14 |
 kJ | 1901 | 1765 | 1673 | 1311 | 1132 | 988 | 857 | 701 | 599 | 517 | 434 | 340 | 239 | 194 | 154 | 92 | 64 | 58 | 27 | 25 | 40 | 106 | 440 | 1159 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 15 | W 15 | W 15 | W 14 | WSW 9 | SSE 6 | WSW 6 | W 16 | W 10 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 4 | 4 | 4 | 16 | 16 | 6 | 7 | 240 | 66 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 13 | WNW 9 | W 16 | W 12 | SSE 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 14 | 16 | 46 | 11 | 5 | — |
Wind waves Height (m) Direction Period (s) | W 13 | — | — | — | — | — | — | — | — | — | — | SE 2 | SE 4 | SE 5 | SE 5 | SE 6 | SE 5 | SSE 6 | SSE 6 | — | SSE 5 | SSE 3 | WSW 9 | WSW 14 |
| kJ | 1825 | — | — | — | — | — | — | — | — | — | — | 2 | 16 | 54 | 129 | 157 | 86 | 28 | 13 | — | 3 | 2 | 180 | 1399 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 271 | 65 | 14 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 14 | 62 | 62 | 183 | 170 | 119 | 62 | 244 | 71 | 71 | 14 | 61 | 231 | 65 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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