Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 6 am 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.7°C
0.9° 

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 (13 Sep):

  • Morning surf: Morning surf (13 Sep, local time) - 5ft (1.6m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (13 Sep, local time) - 4.5ft (1.3m), 10s period with WNW swell.
  • Evening surf: Evening surf (13 Sep, local time) - 3.5ft (1.0m), 10s period with WNW swell.

The current surf forecast for Machir Bay (Islay) at 2PM is: 1.3m 10s primary swell from a West-northwest direction (forecast issued at 06:00am September 13). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (13 Sep)5ft (1.6m)10s
Afternoon (13 Sep)4.5ft (1.3m)10s
Evening (13 Sep)3.5ft (1.0m)10s

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


Short Range Forecast

Moderate rain (total 19mm), heaviest on Mon afternoon. Very mild (max 17°C on Mon afternoon, min 12°C on Tue night). Winds increasing (light winds from the SW on Sun morning, strong winds from the SW by Mon night).

Sunday
13
Monday
14
Tuesday
15
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)
1
3
2
1
2
1
0
1
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
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
0.6
WNW
9
0.7
WSW
9
1
W
8
1
W
8
1.2
W
8
1.3
W
9
1.4
W
9
1.6
W
9
1.6
W
10
1.5
W
10
1.7
W
10
1.7
W
10
1.9
WNW
6
2.2
WNW
7
Wave Graph
Metric surfscale
Energy kJ
734
644
573
477
263
218
179
156
90
62
79
132
133
205
282
332
436
490
434
552
535
284
423
Wind (km/h)
10
WNW
5
W
5
SW
10
SSW
15
SSE
25
SE
25
SE
20
SSE
20
S
20
S
25
SSE
25
SSE
25
S
30
S
30
SSE
40
SW
30
WSW
35
WSW
25
W
35
WNW
35
W
35
NW
40
NW
Wind State
on
glassy
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross
cross
cross-off
cross-on
on
cross-on
on
on
on
cross-on
cross-on
High Tide
7:20AM2.80m
7:41PM2.95m
7:52AM2.75m
8:11PM2.77m
8:23AM2.64m
8:41PM2.55m
Low Tide
1:25PM-0.06m
1:48AM0.14m
1:59PM0.07m
2:18AM0.26m
2:32PM0.26m
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
rain showers
part cloud
thunderstorm
thunderstorm
light rain
clear
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:54
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:50
7:46
7:44
 mm
1
4
4
1
1
1
2
1
1
1
Temp °C
13
13
13
13
14
14
15
15
15
15
16
16
16
17
16
15
14
14
15
13
13
13
13
Feels °C
11
13
12
11
12
10
11
12
13
12
12
12
13
13
12
8
8
8
10
6
6
6
6
  • 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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