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Surf Forecasts:
Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 5 am Monday 08 Dec 2025 GMTForecast 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
11.3° C
(Which is 1.2°C warmer than 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 12PM is: 1.6m 19s primary swell from a West-northwest direction and 1.4m 19s secondary swell from a West direction, 2.0m 12s secondary swell from a West-southwest direction (forecast issued at 05:00am December 08). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 5.5ft (1.7m) | 13s |
| Afternoon (08 Dec) | 6ft (1.9m) | 18s |
| Evening (08 Dec) | 10ft (3.0m) | 17s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | Thu 11 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 13 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 11 | 12 | 12 | 13 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 299 | 694 | 938 | 1845 | 2268 | 5428 | 4371 | 3456 | 2839 | 2096 | 1830 | 1466 | 2859 | 7747 | 8954 | 6694 | 5400 | 4837 | 4966 | 6465 | 6482 | 6237 | 6840 | 6505 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- on | cross | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:27AM 2.84 | 7:42PM 2.44 | 8:17AM 2.70 | 8:28PM 2.26 | 9:11AM 2.53 | 9:19PM 2.09 | ||||||||||||||||||
Low Tide / height (m) | 1:41PM 0.34 | 1:49AM 0.22 | 2:35PM 0.53 | 2:41AM 0.36 | 3:33PM 0.71 | |||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | Thu 11 | |||||||||||||||||||||
| Sunrise | - | - | 8:40 | - | - | - | - | - | - | - | 8:41 | - | - | - | - | - | - | - | 8:42 | - | - | - | - | - |
| Sunset | - | - | - | - | 3:52 | - | - | - | - | - | - | - | 3:52 | - | - | - | - | - | - | - | 3:52 | - | - | - |
 |  |  |  |  |  | | | |  |  | | | |  | | | |  |  | | | | | |
Rain (mm) | - | 3 | - | - | 2 | - | - | - | - | 9 | 7 | 1 | - | - | - | - | - | - | 1 | 1 | 1 | 1 | - | - |
| Temp. °C | 9 | 8 | 10 | 10 | 11 | 10 | 10 | 10 | 11 | 11 | 13 | 14 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 |
| Feels °C (?) | 3 | 2 | 2 | 2 | 3 | 3 | 5 | 4 | 3 | 0 | 4 | 2 | -2 | -2 | -2 | -1 | -1 | -2 | -3 | -4 | -3 | 0 | 2 | 3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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