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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 12 pm Friday 15 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
9.8° 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: 1.1m 7s primary swell from a Northwest direction and 0.2m 9s secondary swell from a West direction, 0.1m 14s secondary swell from a West direction (forecast issued at 12:00pm May 15). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 4.5ft (1.4m) | 6s |
| Afternoon (15 May) | 3.5ft (1.1m) | 5s |
| Evening (15 May) | 3ft (0.9m) | 7s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Sat afternoon. Mild temperatures (max 9°C on Sat afternoon, min 7°C on Fri night). Winds decreasing (fresh winds from the W on Sat night, calm by Sun night). | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 7 | NW 6 | NW 5 | NW 7 | NW 7 | NW 7 | WNW 7 | WNW 8 | WNW 8 | W 14 | W 13 | W 13 | W 12 | W 14 | W 13 | W 13 | W 13 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | |
140 | 114 | 53 | 121 | 86 | 62 | 61 | 60 | 60 | 63 | 90 | 726 | 187 | 1285 | 1704 | 2071 | 2141 | 1918 | 1676 | 1311 | 1132 | 887 | 765 | 701 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross | on | on | on | on | on | on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | |
High Tide | 5:15PM2.61m | 5:35AM2.85m | 5:57PM2.76m | 6:19AM2.87m | 6:41PM2.86m | |||||||||||||||||||
Low Tide | 10:58AM0.24m | 11:10PM0.16m | 11:39AM0.12m | 11:56PM0.06m | 12:21PM0.06m | 00:43AM0.04m | ||||||||||||||||||
 |  |  | |  |  |  | | |  | | |  | | | |  | | | | | | | | |
 | 5:15 | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — |
 | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:34 | — | — | — | 9:35 |
— | — | — | — | — | — | — | — | — | 1 | 3 | — | 1 | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 |
0 | 1 | 1 | 2 | 3 | 3 | 4 | 5 | 3 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 5 | 7 | 7 | 8 | 6 | 6 | |
Swell 1 Height (m) Direction Period (s) | W 8 | W 9 | WNW 8 | W 9 | W 9 | W 9 | WNW 7 | WNW 8 | WNW 8 | W 8 | W 8 | WNW 13 | W 12 | WNW 14 | WNW 13 | — | W 13 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 |
 kJ | 35 | 7 | 47 | 6 | 14 | 14 | 61 | 60 | 60 | 61 | 61 | 168 | 187 | 289 | 651 | — | 2141 | 1918 | 1676 | 1311 | 1132 | 887 | 765 | 701 |
Swell 2 Height (m) Direction Period (s) | W 15 | W 15 | W 9 | W 14 | — | W 9 | W 9 | W 16 | W 15 | W 14 | W 13 | — | WNW 15 | WNW 11 | — | — | — | — | — | — | — | — | — | — |
| kJ | 4 | 4 | 6 | 4 | — | 6 | 24 | 5 | 17 | 63 | 90 | — | 79 | 161 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | W 15 | — | — | — | — | NW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 4 | — | — | — | — | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 7 | NW 6 | NW 5 | NW 7 | NW 7 | NW 7 | — | — | — | — | SSW 3 | W 13 | W 7 | W 14 | W 13 | W 13 | — | — | — | — | — | — | — | — |
| kJ | 140 | 114 | 53 | 121 | 86 | 62 | — | — | — | — | 2 | 726 | 150 | 1285 | 1704 | 2071 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 486 | 330 | 330 | 81 | 104 | 71 | 71 | 0 | 0 | 61 | 14 | 97 | 65 | 65 | 65 | 65 | 65 | 65 | 61 | 8 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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