Machir Bay (Islay) Surf Break

Machir Bay (Islay) Surf Forecast and Surf Report

Lat Long: 55.78° N 6.46° W

Issued: 6 pm 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
12.1° C

Normal for this time of year

Machir Bay (Islay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Machir Bay (Islay) surf forecast from 26 Jun 2026:

  • Best quality surf: Tuesday 30 Jun, 7AM (local time) - 4.5ft (1.4m), 10s period, W swell with cross-offshore winds.
  • Most powerful swell: Monday 29 Jun, 1AM (local time) - 10ft (3.0m), 12s period, W swell with 2,741 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 30 Jun, 7AM (local time) - 4.5ft (1.4m), 10s period with W swell.

Best Forecast Surf Conditions for Machir Bay (Islay) this week:

The surf forecast for Machir Bay (Islay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jun 30) at 7AM. The primary swell is predicted to be 1.4m and 10s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Machir Bay (Islay) in the next 16 days are 3.0m 12s and forecast to arrive on Monday (Jun 29) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Saturday (Jun 27) at 1PM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 7AM (Tue 30th Jun)4.5ft (1.4m) 10s
Best Surf 7AM (Tue 30th Jun)4.5ft (1.4m) 10s
Most Powerful 1AM (Mon 29th Jun)10ft (3.0m) 12s

Table - best surf conditions forecast for Machir Bay (Islay) over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Sat night. Very mild (max 16°C on Fri afternoon, min 12°C on Sun morning). Winds increasing (calm on Fri afternoon, fresh winds from the WSW by Sun afternoon).

Days 5-7 Weather Summary

Light rain (total 8mm), mostly falling on Wed afternoon. Very mild (max 14°C on Mon afternoon, min 13°C on Mon night). Wind will be generally light.

Fri
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
1
Thursday
2
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
1
0
0
1
1
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)
0.7
W
9
0.7
W
9
0.6
W
9
0.7
W
8
0.7
W
9
1.3
WSW
11
1.8
W
10
3
W
12
2.5
W
12
2.2
W
11
1.7
W
10
1.4
W
10
1.2
W
9
1.1
W
9
0.8
WNW
8
0.9
W
9
0.7
W
9
2.5
W
9
2.4
W
10
2
W
9
1.6
W
10
Wave Graph
Metric surfscale
Energy kJ
87
81
53
63
78
415
641
2741
1877
1169
590
362
241
192
94
132
74
993
1057
650
494
Wind (km/h)
15
NNE
35
SE
35
SE
30
SSE
25
S
25
SSW
30
WSW
30
SW
20
SW
15
WSW
15
SSW
15
S
10
SW
10
ESE
25
SE
25
ESE
5
NNE
20
NNW
25
NW
10
WNW
10
W
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-on
on
cross-on
cross-on
on
cross-on
cross
cross-on
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
on
High Tide
4:17PM2.13m
4:36AM2.15m
5:02PM2.25m
5:17AM2.22m
5:41PM2.35m
5:55AM2.29m
6:19PM2.45m
6:30AM2.35m
6:56PM2.52m
7:05AM2.40m
7:32PM2.56m
7:39AM2.41m
8:08PM2.57m
8:12AM2.40m
Low Tide
10:20PM0.76m
10:41AM0.67m
11:08PM0.69m
11:23AM0.58m
11:50PM0.62m
12:01PM0.50m
00:28AM0.57m
12:38PM0.42m
1:04AM0.55m
1:12PM0.36m
1:38AM0.55m
1:46PM0.33m
2:12AM0.57m
rain showers
rain showers
cloud
light rain
rain showers
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
light rain
mod rain
light rain
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:41
4:43
4:43
4:43
4:45
4:46
4:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:14
10:14
10:14
10:14
10:13
10:13
10:12
10:12
 mm
2
3
4
4
1
6
1
Temp °C
16
15
15
16
15
14
13
13
14
14
14
13
13
13
13
13
13
13
12
12
13
Feels °C
15
11
10
12
14
8
7
6
10
11
12
10
11
12
9
9
12
10
7
9
10
Swell 1
Height (m)
Direction
Period (s)
0.9
NNW
5
0.7
W
9
0.6
W
9
0.7
W
8
0.7
W
9
1.3
WSW
11
1.8
W
10
3
W
12
2.5
W
12
2.2
W
11
1.7
W
10
1.4
W
10
1.2
W
9
1.1
W
9
0.8
WNW
8
0.9
W
9
0.7
W
9
0.2
SSE
4
1.1
NW
8
0.7
NW
8
Energy kJ
37
81
53
63
78
415
637
2439
1877
1169
590
362
241
192
94
132
74
2
180
60
Swell 2
Height (m)
Direction
Period (s)
0.7
W
9
0.4
NW
5
0.2
WNW
9
0.3
WNW
8
0.3
SE
5
0.1
W
13
0.5
WSW
10
0.3
WNW
10
Energy kJ
87
6
8
13
3
4
59
20
Swell 3
Height (m)
Direction
Period (s)
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
12
Energy kJ
5
5
5
3
Wind waves
Height (m)
Direction
Period (s)
0.9
SE
4
0.9
SSE
4
0.9
SSE
5
0.4
SSE
6
1.9
W
9
3
W
12
0.7
SSW
3
2.5
W
9
2.4
W
10
2
W
9
1.6
W
10
Energy kJ
21
31
33
12
641
2741
10
993
1057
650
494
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
3
2
2
2
1
1
1
1
1
1
1
4
2
1
Distance (km)
0
124
249
93
184
333
358
65
65
14
14
14
14
0
52
76
0
220
307
65
65
Best forecast wave conditions in Inner Hebrides
Rating
(10 max)
1
2
2
2
2
2
2
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
1
1
1
1
2
3
3
3
3
2
2
3
2
2
2
4
4
1
2
Header Global
Rating
(10 max)
5
6
5
9
7
5
6
6
6
5
5
5
5
5
5
5
5
6
5
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)
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Information about the Machir Bay (Islay) Surf forecast

The above surf forecast table for Machir Bay (Islay) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Machir Bay (Islay) can be found by selecting the local surf guide option on the grey menu. Our Machir Bay (Islay) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Machir Bay (Islay)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Machir Bay (Islay) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Inner Hebrides? If you are looking for accommodation near Machir Bay (Islay), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Motherwell which is 50 km (31 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Campbeltown which is 65 km (40 miles) away, Ballycastle, Tarbert and Ballypatrick.

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