Machir Bay (Islay) Surf Break

Lat Long: 55.78° N 6.46° W

Machir Bay (Islay) 48 hour detailed Surf Forecast

Issued: 6 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Machir Bay (Islay) sea temperature is
14.2°C
1.7° 

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 (17 Oct):

  • Afternoon surf: Afternoon surf (17 Oct, local time) - 5ft (1.5m), 11s period with W swell.
  • Evening surf: Evening surf (17 Oct, local time) - 4.5ft (1.3m), 11s period with W swell.

The current surf forecast for Machir Bay (Islay) at 11PM is: 1.2m 11s primary swell from a West direction (forecast issued at 06:00pm October 17). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (BST) & DateWave HeightWave Period
Morning (17 Oct)--
Afternoon (17 Oct)5ft (1.5m)11s
Evening (17 Oct)4.5ft (1.3m)11s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 12°C on Mon afternoon, min 8°C on Sat afternoon). Wind will be generally light.

Sat
17
Sunday
18
Monday
19
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)
2
2
2
2
1
1
2
1
2
4
2
2
2
2
3
4
3
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
W
11
1.3
W
11
1.3
W
11
1.2
W
11
1.1
W
11
1
W
10
1
W
10
1.1
W
10
1.3
W
10
1.7
W
14
1.6
W
13
1.5
W
12
1.3
W
12
1.2
WSW
11
1.1
W
16
1.8
W
15
2
W
15
2.2
W
14
2.1
W
14
Wave Graph
Metric surfscale
Energy kJ
492
418
410
338
269
221
202
234
325
1067
822
639
456
376
604
1434
1712
1984
1804
Wind (km/h)
5
ENE
10
SE
15
SE
15
SSE
15
SSE
20
S
15
S
15
S
15
S
15
SSE
20
SE
20
SSE
20
SSE
20
SE
15
SE
20
ESE
20
ESE
25
ESE
30
SSE
Wind State
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
High Tide
9:53PM1.87m
10:44AM1.90m
10:58PM1.70m
12:30PM1.81m
Low Tide
3:55PM1.01m
4:07AM0.95m
5:13PM1.19m
5:41AM1.07m
7:23PM1.22m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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—
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—
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8:00
—
—
—
—
—
—
—
8:03
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
—
—
—
—
—
—
—
6:19
—
—
—
—
—
—
—
6:16
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
9
8
8
9
8
8
8
8
9
9
9
9
9
9
8
9
11
12
12
Feels °C
7
5
4
5
4
4
5
5
6
6
5
5
4
4
4
4
6
7
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 

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