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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 6 am 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 2PM is: 2.4m 13s primary swell from a West direction (forecast issued at 06:00am May 17). The wind direction is predicted to be cross-onshore.
| 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 20mm), heaviest during Tue afternoon. Very mild (max 10°C on Mon afternoon, min 9°C on Sun morning). Winds increasing (calm on Mon morning, strong winds from the SE by Tue morning). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 13 | W 13 | 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 | W 9 | WSW 9 | W 16 | W 16 | |
1271 | 1756 | 1980 | 1765 | 1673 | 1311 | 1132 | 988 | 857 | 701 | 599 | 517 | 434 | 340 | 284 | 234 | 154 | 117 | 64 | 60 | 40 | 25 | 46 | 176 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | cross-on | on | cross-on | cross | cross-off | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | |
High Tide | 6:19AM2.87m | 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 | |||||||||||||||||||
 |  |  | |  | |  | | |  | | | | |  | | | | | | | | | | |
 | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | 5:05 |
 | — | — | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:37 | — | 9:38 |
1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | — | 3 | 4 | 1 | 2 | |
Temp °C | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 |
2 | 2 | 3 | 4 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 4 | 2 | 2 | 1 | 0 | 1 | 4 | 5 | 8 | 6 | 5 | |
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 | W 9 | WSW 9 | W 9 | W 9 |
 kJ | — | — | 1901 | 1765 | 1673 | 1311 | 1132 | 988 | 857 | 701 | 599 | 517 | 434 | 340 | 284 | 234 | 154 | 117 | 64 | 60 | 40 | 25 | 40 | 57 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 15 | W 15 | W 15 | W 14 | W 13 | WNW 9 | W 13 | WSW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 4 | 4 | 4 | 16 | 14 | 16 | 31 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 13 | SE 6 | W 16 | W 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 5 | 46 | 176 |
Wind waves Height (m) Direction Period (s) | W 13 | W 13 | W 13 | — | — | — | — | — | — | — | — | — | — | SE 2 | SE 3 | SE 4 | SE 5 | SE 5 | SE 6 | SSE 5 | SSE 6 | SSW 3 | SW 4 | S 3 |
| kJ | 1271 | 1756 | 1980 | — | — | — | — | — | — | — | — | — | — | 1 | 8 | 22 | 60 | 129 | 133 | 47 | 18 | 3 | 10 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 65 | 65 | 65 | 14 | 52 | 52 | 52 | 0 | 0 | 0 | 0 | 0 | 62 | 62 | 62 | 185 | 159 | 93 | 71 | 16 | 71 | 16 | 14 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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