Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 12 pm 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.8°C
1.0° 

Machir Bay (Islay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Machir Bay (Islay) today (12 Sep):

  • Morning surf: Morning surf (12 Sep, local time) - 10ft (3.0m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (12 Sep, local time) - 10ft (3.0m), 11s period with W swell.
  • Evening surf: Evening surf (12 Sep, local time) - 7ft (2.2m), 12s period with W swell.

The current surf forecast for Machir Bay (Islay) at 6PM is: 2.5m 12s primary swell from a West direction (forecast issued at 12:00pm September 12). An open ocean swell of 0.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (12 Sep)10ft (3.0m)11s
Afternoon (12 Sep)10ft (3.0m)11s
Evening (12 Sep)7ft (2.2m)12s

Table - waves today at Machir Bay (Islay). (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 14mm), heaviest on Mon afternoon. Very mild (max 16°C on Sat morning, min 12°C on Sun morning). Winds increasing (calm on Sat night, strong winds from the SW by Mon night).

Sat
12
Sunday
13
Monday
14
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
Rating
(10 max)
0
0
0
1
3
3
2
3
2
1
2
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
W
11
3
W
11
2.5
W
12
2.4
W
12
2.1
W
12
2
W
12
1.8
W
11
1.7
W
10
1.6
W
10
1.5
W
10
1.2
WNW
10
1.1
WNW
10
1
WNW
10
0.9
WNW
9
0.8
WNW
9
0.7
WNW
9
1.1
W
9
1.1
W
8
1.1
W
8
1.2
W
10
1.2
W
10
Wave Graph
Metric surfscale
Energy kJ
2078
2106
1870
1589
1206
1098
734
644
573
477
263
218
179
126
90
70
180
165
169
313
262
Wind (km/h)
40
WSW
30
W
25
NW
20
WNW
10
NW
5
WNW
10
NW
0
NNW
5
SSW
10
SSW
15
SSE
25
SE
30
SE
25
SSE
25
S
20
S
25
SSE
25
SSE
20
SSE
25
S
30
S
Wind State
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross
cross
High Tide
7:10PM3.05m
7:20AM2.80m
7:41PM2.95m
7:52AM2.75m
8:11PM2.77m
Low Tide
12:50PM-0.11m
1:17AM0.07m
1:25PM-0.06m
1:48AM0.14m
1:59PM0.07m
light rain
light rain
cloud
cloud
part cloud
cloud
cloud
clear
clear
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
7:50
7:46
 mm
1
1
1
2
3
1
Temp °C
16
15
14
13
13
13
13
13
12
13
13
14
15
16
16
15
16
16
16
16
16
Feels °C
10
10
10
9
11
12
12
13
11
11
11
10
11
12
12
12
12
13
14
13
12
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Machir Bay (Islay) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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