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

information circle48hr Weather and Surf, issued 6 pm Thursday 21 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
10.0° C
(Which is normal for this time of year)

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

The current surf forecast for Lossit Bay (Islay) at 9PM is: 1.0m 10s primary swell from a West direction and 0.4m 7s secondary swell from a Northwest direction (forecast issued at 06:00pm May 21). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (21 May)--
Afternoon (21 May)4ft (1.2m)11s
Evening (21 May)3.5ft (1.0m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Thu afternoon. Very mild (max 17°C on Thu afternoon, min 12°C on Thu night). Winds decreasing (fresh winds from the SE on Thu night, light winds from the ESE by Sat afternoon).

Thu
21
Friday
22
Saturday
23
Sun
24
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
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
1
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
1
1
0
1
0
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.3
W
11
1.1
W
9
1
W
10
1
W
10
0.9
WSW
10
1
W
10
1
WSW
11
1
WSW
11
0.9
WSW
11
0.9
WSW
11
0.9
WSW
11
0.9
WSW
11
1
WSW
10
0.7
WSW
10
0.6
WSW
10
0.6
WSW
10
0.8
WSW
7
1
W
9
1.1
W
9
1.2
W
9
1.3
WSW
10
1.3
WSW
10
1.3
WSW
9
1.2
W
9
Wave Graph
Metric surfscale
Energy kJ
381
217
192
200
167
208
245
245
206
198
198
202
227
104
77
71
63
162
194
240
322
322
308
251
Wind (km/h)
20
SSE
20
SSE
30
SE
30
SE
30
SE
30
SSE
25
SSE
20
SE
30
SE
25
SE
20
SW
10
SW
20
SSW
20
SSW
25
S
15
SSE
10
SSE
5
ESE
10
SSE
15
S
15
SSW
15
S
15
S
15
SSE
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
High Tide
9:46PM2.29m
9:59AM1.88m
10:51PM2.14m
11:04AM1.72m
00:08AM2.03m
12:24PM1.65m
Low Tide
3:19PM0.38m
4:27AM0.67m
4:23PM0.48m
5:41AM0.78m
5:34PM0.56m
6:56AM0.82m
part cloud
light rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:01
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:39
9:42
9:44
9:45
4
1
1
2
Temp °C
17
15
14
13
13
12
13
14
16
16
14
13
13
12
12
15
16
15
15
15
14
13
13
15
14
12
10
7
8
7
8
11
10
11
10
11
9
8
7
11
13
13
13
12
10
9
9
12
Swell 1
Height (m)
Direction
Period (s)
1.3
W
11
1.1
W
9
1
W
10
1
W
10
0.9
WSW
10
1
W
10
1
WSW
11
1
WSW
11
0.9
WSW
11
0.9
WSW
11
0.9
WSW
11
0.9
WSW
11
1
WSW
10
0.7
WSW
10
0.8
WSW
6
0.8
WSW
6
0.8
WSW
7
1
W
9
1.1
W
9
1.2
W
9
1.3
WSW
10
1.3
WSW
10
1.3
WSW
9
1.2
W
9
Energy kJ
381
217
192
200
167
208
245
245
206
198
198
202
227
104
53
53
63
162
194
240
322
322
308
251
Swell 2
Height (m)
Direction
Period (s)
0.4
NW
7
0.4
NW
7
0.3
NW
7
0.2
WNW
6
0.2
WNW
6
0.1
NW
6
0.1
NW
6
0.1
NW
6
0.6
SE
4
0.6
SE
5
0.2
SSE
5
0.2
SSE
5
0.6
W
10
0.6
WSW
10
0.6
WSW
10
0.5
W
9
0.1
W
16
0.3
SE
4
Energy kJ
12
11
7
4
4
2
1
1
13
19
2
2
72
77
71
44
5
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
16
0.1
N
9
0.1
NW
6
0.1
NW
6
0.1
W
16
Energy kJ
5
2
1
1
5
Wind waves
Height (m)
Direction
Period (s)
0.4
SSE
4
0.5
S
3
0.6
SSE
3
0.7
SE
4
0.7
SE
4
0.8
SSE
4
0.6
SSE
4
0.4
SSE
3
0.6
SE
3
0.4
SSE
3
0.4
SSE
5
0.3
SSW
2
1
WSW
6
0.4
S
3
0.3
S
3
0.2
SSE
3
0.2
SSE
4
0.2
SSW
2
0.3
S
2
0.3
S
3
0.3
S
3
Energy kJ
5
5
9
14
16
17
10
4
6
5
8
1
80
3
2
1
1
1
1
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
1
1
2
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
2
1
2
Distance (km)
22
22
0
22
87
153
99
87
22
15
64
15
0
22
22
22
22
64
0
0
0
0
22
0
Best forecast wave conditions in Inner Hebrides
Rating
(10 max)
1
1
3
2
1
3
3
1
1
1
1
1
1
1
1
1
3
1
3
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
3
3
3
3
2
3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
3
2
3
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
7
7
7
6
6
7
8
6
7
8
8
7
7
6
6
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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