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Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK
48hr Weather and Surf, issued 5 am Thursday 04 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
11.5° 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 8AM is: 2.0m 12s primary swell from a West direction and 1.1m 14s secondary swell from a West direction (forecast issued at 05:00am December 04). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Dec) | 6.5ft (2.0m) | 12s |
| Afternoon (04 Dec) | 10ft (3.0m) | 15s |
| Evening (04 Dec) | 11ft (3.5m) | 16s |
Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| 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 | 12 | 14 | 15 | 15 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 19 | 18 | 17 | 17 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 711 | 819 | 1055 | 2455 | 4017 | 5311 | 6561 | 6964 | 5609 | 5017 | 4069 | 3148 | 2027 | 1321 | 988 | 670 | 551 | 854 | 4255 | 4231 | 4084 | 3786 | 3811 | 3427 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross | on | cross | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | on |
High Tide / height (m) | 4:41PM 2.79 | 5:05AM 2.83 | 5:27PM 2.79 | 5:51AM 2.91 | 6:12PM 2.72 | |||||||||||||||||||
Low Tide / height (m) | 10:18AM 0.14 | 10:43PM 0.11 | 11:09AM 0.08 | 11:28PM 0.06 | 11:59AM 0.09 | |||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sun 07 | |||||||||||||||||||||
| Sunrise | - | - | 8:34 | - | - | - | - | - | - | - | 8:36 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - |
| Sunset | - | - | - | - | 3:56 | - | - | - | - | - | - | - | 3:55 | - | - | - | - | - | - | - | 3:53 | - | - | - |
 |  |  | |  |  | |  | | |  | | | | | | | | |  | |  | | | |
Rain (mm) | 4 | 6 | 9 | 6 | 1 | - | - | - | - | - | - | - | 3 | 7 | 5 | 1 | - | 1 | 4 | 1 | 1 | 1 | 1 | - |
| Temp. °C | 8 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 8 | 7 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 10 |
| Feels °C (?) | 1 | 4 | 1 | 1 | 4 | 3 | 3 | 3 | 2 | 1 | 0 | -2 | -5 | -7 | -2 | 2 | 1 | 1 | 3 | 5 | 5 | 4 | 5 | 4 |
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