Machir Bay (Islay) surfForecast / Scot – Inner Hebrides / UK

information circle48hr Weather and Surf, issued 12 am Sunday 17 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Machir Bay (Islay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Machir Bay (Islay) sea temperature is
9.9° C
(Which is normal for this time of year)

How big are the waves at Machir Bay (Islay) today?

The current surf forecast for Machir Bay (Islay) at 7AM is: 2.3m 13s primary swell from a West direction (forecast issued at 12:00am May 17). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (17 May)8ft (2.5m)13s
Afternoon (17 May)7.5ft (2.3m)13s
Evening (17 May)6.5ft (2.0m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Mon night. Very mild (max 11°C on Tue afternoon, min 9°C on Sat night). Winds increasing (calm on Sun afternoon, strong winds from the SE by Tue morning).

Sunday
17
Monday
18
Tuesday
19
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
1
3
4
4
3
3
3
3
3
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
W
14
1.9
W
13
2.3
W
13
2.5
W
13
2.5
W
12
2.3
W
13
2.1
W
12
2
W
12
1.9
W
12
1.8
W
12
1.7
W
11
1.6
W
11
1.5
W
11
1.4
W
11
1.3
W
10
1.2
W
10
1.1
W
10
1
W
10
0.8
W
10
0.7
W
9
0.6
W
9
0.5
W
9
0.5
W
9
0.3
W
16
Wave Graph
Metric surfscale
Energy kJ
573
1327
1756
2141
1915
1673
1311
1132
988
857
701
599
517
434
340
284
234
190
117
87
60
41
39
47
Wind (km/h)
20
WSW
20
WSW
30
WSW
25
WSW
20
SW
10
SW
0
SSE
10
NNE
10
NNE
5
NNE
5
ENE
10
SSE
15
SSE
15
SSE
25
SE
30
SE
35
SE
35
ESE
40
ESE
40
SE
25
SE
15
SSE
10
SW
20
SSE
on
on
on
on
cross-on
cross-on
glassy
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
High Tide
6:19AM2.87m
6:41PM2.86m
7:02AM2.82m
7:26PM2.88m
7:47AM2.70m
8:13PM2.83m
Low Tide
11:56PM0.06m
12:21PM0.06m
00:43AM0.04m
1:04PM0.06m
1:32AM0.11m
1:49PM0.12m
light rain
light rain
light rain
rain showers
rain showers
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:09
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:34
9:35
9:37
1
2
2
2
1
1
3
1
2
2
2
Temp °C
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
9
9
9
9
9
10
10
11
10
4
4
3
3
4
6
8
6
6
7
7
6
5
5
4
2
2
1
1
1
5
7
8
6
Swell 1
Height (m)
Direction
Period (s)
1.2
W
14
1.9
W
13
2.5
W
13
2.5
W
12
2.3
W
13
2.1
W
12
2
W
12
1.9
W
12
1.8
W
12
1.7
W
11
1.6
W
11
1.5
W
11
1.4
W
11
1.3
W
10
1.2
W
10
1.1
W
10
1
W
10
0.8
W
10
0.7
W
9
0.6
W
9
0.5
W
9
0.5
W
9
0.4
WSW
9
Energy kJ
573
1271
2056
1915
1673
1311
1132
988
857
701
599
517
434
340
284
234
190
117
87
60
41
39
28
Swell 2
Height (m)
Direction
Period (s)
0.8
WNW
11
0.1
W
16
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
14
0.2
W
13
0.3
SE
5
0.3
W
13
Energy kJ
161
5
4
4
4
4
14
5
30
Swell 3
Height (m)
Direction
Period (s)
0.2
WNW
13
0.2
W
13
0.3
W
16
Energy kJ
17
14
47
Wind waves
Height (m)
Direction
Period (s)
1.1
W
7
1.9
WNW
13
2.3
W
13
2.5
W
13
0.4
SE
3
0.7
SE
4
1
SE
4
1.3
SE
5
1.4
SE
5
0.9
SSE
6
0.6
SSE
6
0.4
SSW
3
0.7
SW
5
Energy kJ
120
1327
1756
2141
3
12
35
89
102
47
25
4
24
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
3
3
3
4
4
3
3
3
3
3
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
14
65
65
65
65
14
0
0
0
0
0
0
0
4
14
62
62
97
223
62
69
71
71
16
Best forecast wave conditions in Inner Hebrides
Rating
(10 max)
2
3
4
4
4
3
3
3
3
2
2
2
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
3
3
4
4
4
4
4
4
3
3
3
3
2
2
2
2
2
2
2
1
1
1
2
Header Global
Rating
(10 max)
5
4
4
6
9
9
7
4
4
5
7
5
4
5
4
4
4
4
5
5
4
4
5
5
  • 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

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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