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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 6 am Sunday 31 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
10.8° C
(Which is normal for this time of year)How big are the waves at Machir Bay (Islay) today (31 May):
- Morning surf: Morning surf (31 May, local time) - 4ft (1.2m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.4m), 12s period with WSW swell.
- Evening surf: Evening surf (31 May, local time) - 4.5ft (1.3m), 12s period with WSW swell.
The current surf forecast for Machir Bay (Islay) at 11AM is: 1.4m 12s primary swell from a West-southwest direction and 1.2m 12s secondary swell from a West direction (forecast issued at 06:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 4ft (1.2m) | 12s |
| Afternoon (31 May) | 4.5ft (1.4m) | 12s |
| Evening (31 May) | 4.5ft (1.3m) | 12s |
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 5mm), mostly falling on Mon afternoon. Very mild (max 14°C on Mon morning, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | W 11 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | W 10 | W 10 | WSW 10 | WSW 9 | WSW 9 | W 9 | W 9 | WSW 9 | WSW 9 | WSW 9 | |
331 | 411 | 505 | 589 | 569 | 486 | 478 | 390 | 307 | 251 | 198 | 194 | 191 | 180 | 200 | 196 | 235 | 266 | 254 | 207 | 169 | 138 | 138 | 66 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | on | on | on | on | cross-on | cross-on | |
High Tide | 6:08AM2.43m | 6:29PM2.53m | 6:42AM2.43m | 7:04PM2.54m | 7:16AM2.40m | 7:40PM2.51m | ||||||||||||||||||
Low Tide | 12:14PM0.40m | 00:36AM0.47m | 12:47PM0.39m | 1:12AM0.50m | 1:21PM0.41m | |||||||||||||||||||
 |  | | |  |  |  |  | | | | |  | |  | | | | | | | | | | |
 | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:48 | — | — | — | — | — | — | 4:47 |
 | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:58 | — | — | — | — | — | — | — | 9:59 | — | 10:00 |
— | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 14 | 12 | 12 | 12 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 12 |
9 | 7 | 8 | 8 | 10 | 11 | 10 | 9 | 8 | 9 | 10 | 11 | 8 | 7 | 11 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | WSW 11 | WSW 12 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | W 11 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | W 10 | W 10 | WSW 10 | W 15 | — | — | W 9 | WSW 9 | W 16 | WSW 9 |
 kJ | 331 | 411 | 339 | 589 | 569 | 486 | 478 | 390 | 307 | 251 | 198 | 194 | 191 | 180 | 200 | 196 | 235 | 4 | — | — | 169 | 138 | 5 | 66 |
Swell 2 Height (m) Direction Period (s) | SSE 4 | SE 4 | — | N 10 | N 8 | N 7 | N 7 | N 7 | N 6 | — | — | — | — | SE 4 | SE 4 | SSE 5 | SE 4 | SSE 5 | — | — | W 18 | W 18 | W 16 | W 16 |
| kJ | 2 | 1 | — | 2 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 8 | 3 | 2 | 1 | 3 | — | — | 6 | 6 | 5 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | N 10 | — | — | — | — | — | — | — | — | — | — | — | W 15 | W 15 | W 15 | — | — | — | W 18 | — | — | W 16 |
| kJ | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | — | — | — | 6 | — | — | 20 |
Wind waves Height (m) Direction Period (s) | WSW 2 | SW 3 | WSW 12 | — | — | — | — | — | SSE 3 | S 3 | S 3 | SSE 3 | SE 3 | SSE 3 | — | — | — | WSW 9 | WSW 9 | W 9 | W 9 | — | WSW 9 | W 5 |
| kJ | 1 | 2 | 505 | — | — | — | — | — | 1 | 3 | 3 | 1 | 3 | 5 | — | — | — | 266 | 254 | 207 | 111 | — | 138 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 71 | 71 | 244 | 244 | 223 | 14 | 0 | 14 | 16 | 14 | 14 | 14 | 76 | 94 | 14 | 14 | 14 | 71 | 71 | 333 | 86 | 14 | 14 | 71 |
Best forecast wave conditions in Inner Hebrides | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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