Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 12 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.7° C
0.4° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 4ft (1.2m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 4ft (1.2m), 8s period with WNW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 4ft (1.2m), 8s period with WNW swell.

The current surf forecast for Machir Bay (Islay) at 4AM is: 1.1m 8s primary swell from a West direction and 0.2m 9s secondary swell from a West-northwest direction (forecast issued at 12:00am August 15). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (15 Aug)4ft (1.2m)8s
Afternoon (15 Aug)4ft (1.2m)8s
Evening (15 Aug)4ft (1.2m)8s

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


Short Range Forecast

Heavy rain (total 20mm), heaviest during Mon afternoon. Very mild (max 14°C on Fri night, min 12°C on Sun morning). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
W
8
1.1
W
8
1.1
W
8
1.2
W
8
1.2
W
8
1.2
WNW
8
1.2
WNW
8
1.2
WNW
8
1.2
WNW
8
1.1
WNW
8
1
WNW
8
0.9
WNW
7
0.8
WNW
7
0.7
WNW
7
0.5
NW
7
0.9
W
7
1.2
W
8
1.2
W
8
1.1
W
9
1.1
W
9
1
W
8
1.1
W
8
1
W
8
0.9
W
7
Wave Graph
Metric surfscale
Energy kJ
130
161
173
195
190
183
178
163
168
142
110
78
61
47
25
88
186
191
177
177
136
161
127
86
Wind (km/h)
25
WNW
20
WNW
20
WNW
20
WNW
20
WNW
20
WNW
20
WNW
15
WNW
15
WNW
10
W
10
SW
15
SSW
15
S
20
SSE
20
SE
20
SE
15
SE
15
SE
15
SSE
15
SSE
20
S
15
S
25
SSE
20
SW
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-on
High Tide
7:47AM2.74m
8:14PM3.01m
8:22AM2.68m
8:49PM2.85m
8:57AM2.57m
9:22PM2.62m
Low Tide
1:47AM0.11m
1:53PM-0.11m
2:24AM0.18m
2:30PM0.01m
2:59AM0.31m
3:07PM0.20m
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
light rain
light rain
light rain
mod rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:58
6:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:02
9:00
8:58
 mm
1
1
1
4
9
4
2
Temp °C
13
13
14
14
14
14
14
14
13
13
13
12
13
13
13
13
13
13
14
14
14
14
14
15
Feels °C
9
9
10
10
10
10
11
11
11
12
11
9
10
10
10
10
11
11
12
12
12
12
10
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 

FREE! Surf-Forecast.com widget for your website

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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