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Surf Forecasts:
Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 5 am Saturday 13 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 1.4°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 11AM is: 4.0m 16s primary swell from a West direction and 4.0m 14s secondary swell from a West direction (forecast issued at 05:00am December 13). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 13ft (4.0m) | 16s |
| Afternoon (13 Dec) | 13ft (4.0m) | 14s |
| Evening (13 Dec) | 13ft (4.0m) | 14s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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) (?) | 16 | 16 | 16 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 16 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8778 | 8353 | 7207 | 6155 | 6553 | 6845 | 5373 | 4345 | 3297 | 2392 | 2246 | 1918 | 1883 | 1632 | 2419 | 2678 | 2416 | 2240 | 2103 | 2762 | 4709 | 5350 | 4968 | 4188 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross | cross | cross- on | cross | cross- off | cross | cross | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:28PM 2.13 | 12:53AM 1.87 | 1:34PM 2.11 | 2:02AM 1.96 | 2:29PM 2.14 | |||||||||||||||||||
Low Tide / height (m) | 5:49AM 0.77 | 6:50PM 0.92 | 6:58AM 0.82 | 7:48PM 0.86 | 8:01AM 0.80 | 8:38PM 0.77 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | - | 8:47 | - | - | - | - | - | - | - | 8:48 | - | - | - | - | - | - | - | 8:48 | - | - | - | - | - |
| Sunset | - | - | - | - | 3:52 | - | - | - | - | - | - | - | 3:52 | - | - | - | - | - | - | - | 3:52 | - | - | - |
 | |  |  | |  | |  | |  | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | 1 | 1 | 1 | - | 1 | 2 | - | - | - | 1 | 4 | 1 | - | - | - | - | - | - | - | 1 |
| Temp. °C | 8 | 8 | 8 | 9 | 10 | 11 | 12 | 12 | 11 | 12 | 13 | 12 | 12 | 13 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 |
| Feels °C (?) | -1 | -2 | -3 | -2 | -2 | 0 | 2 | 3 | 3 | 4 | 6 | 5 | 3 | 4 | 1 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | 2 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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