Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 6 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.8° 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 11AM is: 1.2m 8s primary swell from a West direction (forecast issued at 06:00am 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 31mm), heaviest during Mon afternoon. Very mild (max 15°C on Mon morning, min 12°C on Sun morning). Winds increasing (light winds from the W on Sat night, fresh winds from the W by Mon night).

Saturday
15
Sunday
16
Monday
17
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
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
W
8
1.2
W
8
1.2
W
8
1.2
W
8
1.2
WNW
8
1.3
WNW
8
1.2
WNW
8
1.1
WNW
8
1.1
WNW
8
1
WNW
8
0.9
WNW
7
0.8
WNW
7
0.8
WNW
7
0.6
W
6
1
W
8
1.1
W
8
1.1
W
8
1
W
9
1
W
9
0.9
W
8
0.9
WSW
8
0.9
WSW
8
0.8
W
8
Wave Graph
Metric surfscale
Energy kJ
161
205
195
190
183
186
163
142
142
110
78
62
61
31
111
149
165
150
146
111
109
104
72
Wind (km/h)
20
WNW
20
WNW
20
WNW
20
WNW
20
WNW
15
WNW
10
WNW
10
W
10
W
15
SW
20
S
20
SSE
20
SE
20
SE
20
SE
15
SE
10
S
10
S
15
SSW
15
S
15
SSW
20
SSE
20
SSE
Wind State
on
cross-on
on
on
cross-on
on
on
on
on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
cross
cross-off
cross-off
High Tide
7:47AM2.74m
8:14PM3.01m
8:22AM2.68m
8:49PM2.85m
8:57AM2.57m
9:22PM2.62m
Low Tide
1:53PM-0.11m
2:24AM0.18m
2:30PM0.01m
2:59AM0.31m
3:07PM0.20m
cloud
cloud
cloud
cloud
part cloud
clear
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
light rain
mod rain
light rain
mod 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
3
2
1
1
1
1
4
6
3
6
Temp °C
14
14
14
14
14
14
13
13
13
13
12
12
12
13
13
13
14
14
15
15
14
14
14
Feels °C
10
10
9
10
10
11
11
11
12
10
9
9
8
10
10
11
14
14
14
13
13
12
11
  • 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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