Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 12 pm 30 Jul 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.2° C
0.2° 

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 (30 Jul):

  • Morning surf: Morning surf (30 Jul, local time) - 6ft (1.8m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (30 Jul, local time) - 6ft (1.9m), 8s period with WNW swell.
  • Evening surf: Evening surf (30 Jul, local time) - 4.5ft (1.3m), 7s period with W swell.

The current surf forecast for Machir Bay (Islay) at 6PM is: 1.4m 7s primary swell from a West-northwest direction and 0.8m 7s secondary swell from a Northwest direction (forecast issued at 12:00pm July 30). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (30 Jul)6ft (1.8m)7s
Afternoon (30 Jul)6ft (1.9m)8s
Evening (30 Jul)4.5ft (1.3m)7s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Fri morning. Very mild (max 14°C on Thu morning, min 13°C on Thu morning). Winds decreasing (fresh winds from the W on Thu morning, calm by Sat night).

Thu
30
Friday
31
Saturday
1
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
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)
1.9
W
8
2.1
WNW
8
1.8
WNW
8
1.3
W
7
1
W
6
0.9
W
6
0.5
W
7
0.7
W
7
0.6
W
7
1
W
7
1
W
7
1
W
7
1
W
7
1
W
6
1.1
W
6
1
W
6
1.1
W
6
1.3
W
6
1.3
WNW
6
1.2
WNW
6
1.1
WNW
6
Wave Graph
Metric surfscale
Energy kJ
430
533
346
161
81
66
22
45
34
93
88
89
86
84
92
74
88
122
134
119
104
Wind (km/h)
30
W
35
W
25
W
20
WNW
15
W
10
WSW
10
SW
15
SW
25
WSW
25
W
20
W
20
W
20
W
25
W
20
W
25
W
25
W
30
W
25
W
20
W
15
W
Wind State
on
on
on
cross-on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
7:15PM2.70m
7:20AM2.54m
7:46PM2.75m
7:51AM2.56m
8:18PM2.76m
Low Tide
12:55PM0.24m
1:20AM0.43m
1:25PM0.17m
1:50AM0.39m
1:54PM0.15m
clear
clear
clear
clear
clear
clear
cloud
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:37
9:35
9:32
 mm
1
2
1
Temp °C
14
13
13
13
13
13
13
13
13
14
14
14
13
13
13
13
14
14
14
14
14
Feels °C
7
6
7
9
10
11
11
10
9
9
10
10
9
8
9
8
10
8
9
11
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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