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

information circle48hr Weather and Surf, issued 12 am Wednesday 20 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Lossit Bay (Islay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lossit Bay (Islay) sea temperature is
9.8° C
(Which is slightly cooler than normal)

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

The current surf forecast for Lossit Bay (Islay) at 9AM is: 1.6m 14s primary swell from a West direction and 0.8m 5s secondary swell from a Southwest direction (forecast issued at 12:00am May 20). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (20 May)5ft (1.6m)14s
Afternoon (20 May)5.5ft (1.7m)13s
Evening (20 May)5ft (1.6m)12s

Table - waves today at Lossit 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 Tue night. Very mild (max 17°C on Fri afternoon, min 9°C on Tue night). Winds decreasing (fresh winds from the SE on Thu night, calm by Fri afternoon).

Wednesday
20
Thursday
21
Friday
22
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
1
0
0
0
0
2
2
1
0
0
0
0
1
0
0
0
0
1
1
1
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
W
16
1.1
W
15
1.7
WSW
14
1.6
W
14
1.7
W
13
1.7
W
13
1.6
W
13
1.5
W
12
1.5
W
12
1.4
W
12
1.1
W
11
1
W
11
0.9
WSW
11
1.3
W
9
1.2
W
9
1.1
W
10
1
W
10
0.9
WSW
10
1
W
10
1
WSW
10
1
WSW
10
0.9
WSW
11
0.9
WSW
12
0.9
WSW
12
Wave Graph
Metric surfscale
Energy kJ
314
538
1240
1018
1034
1003
851
657
636
520
307
242
191
300
256
221
184
163
221
236
236
202
232
228
Wind (km/h)
20
WSW
20
SSW
25
S
30
SW
25
WSW
30
W
20
WSW
10
SSW
25
SE
25
SE
30
SSE
25
SSE
25
S
20
S
20
SSE
30
SSE
35
SE
30
SE
25
SSE
25
SSE
20
SSE
20
SE
5
S
10
W
on
cross-on
cross
cross-on
on
on
on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
on
High Tide
8:18AM2.25m
8:50PM2.44m
9:06AM2.06m
9:46PM2.29m
9:59AM1.88m
Low Tide
2:18AM0.35m
2:23PM0.28m
3:19AM0.51m
3:19PM0.38m
4:27AM0.67m
4:23PM0.48m
light rain
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
light rain
cloud
cloud
part cloud
light rain
light rain
cloud
light rain
clear
part cloud
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:05
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:38
9:39
9:42
2
3
3
4
2
Temp °C
10
10
9
10
10
11
12
12
12
12
11
14
15
16
15
15
14
12
13
13
15
17
16
14
6
5
3
4
5
5
7
10
7
7
5
10
11
12
13
10
8
6
8
9
12
13
15
12
Swell 1
Height (m)
Direction
Period (s)
0.8
WSW
9
1.1
W
15
1.7
WSW
14
1.6
W
14
1.7
W
13
1.6
W
13
1.6
W
13
1.5
W
12
1.5
W
12
1.4
W
12
1.1
W
11
1
W
11
0.9
WSW
11
1.3
W
9
1.2
W
9
1.1
W
10
1
W
10
0.9
WSW
10
1
W
10
1
WSW
10
1
WSW
10
0.9
WSW
11
0.9
WSW
12
0.9
WSW
12
Energy kJ
113
538
1240
1018
1034
865
851
657
636
520
307
242
191
300
256
221
184
163
221
236
236
202
232
228
Swell 2
Height (m)
Direction
Period (s)
0.8
W
16
0.7
W
10
0.9
W
7
0.8
WNW
8
0.7
WNW
8
0.6
WNW
7
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.2
WNW
6
0.1
NW
6
0.1
NW
6
0.1
NW
6
0.1
NW
6
0.3
SSE
4
0.2
SSE
5
Energy kJ
314
94
83
80
58
33
8
7
7
4
2
2
2
1
4
2
Swell 3
Height (m)
Direction
Period (s)
0.2
SSE
5
0.3
SE
5
0.2
SSW
3
0.1
NW
6
Energy kJ
3
4
1
1
Wind waves
Height (m)
Direction
Period (s)
0.2
WSW
2
0.9
WSW
10
0.5
SSW
3
0.8
SW
5
1.7
W
13
0.5
S
3
0.6
SSE
4
0.6
S
4
0.5
S
3
0.4
SSE
3
0.5
S
3
0.7
SSE
4
0.6
SSE
4
0.6
SE
4
0.6
SSE
4
0.5
SSE
3
0.5
SSE
3
0.4
SSE
3
Energy kJ
1
163
5
26
1003
5
10
9
5
3
5
11
9
10
11
6
5
4
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
1
2
3
1
1
1
1
1
2
1
2
1
1
1
1
2
2
1
Distance (km)
22
54
22
262
315
69
57
15
15
55
54
22
22
22
64
87
113
87
87
22
15
64
0
22
Best forecast wave conditions in Inner Hebrides
Rating
(10 max)
3
2
2
4
1
1
3
3
1
1
2
3
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
2
4
2
2
2
1
3
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
2
Header Global
Rating
(10 max)
5
5
5
5
4
4
5
5
5
5
5
5
5
4
4
4
4
5
7
7
7
7
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

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