Mill Bay surfForecast / Scot – Orkney / UK

information circle48hr Weather and Surf, issued 12 am Tuesday 12 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Mill Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mill Bay sea temperature is
8.5° C
(Which is normal for this time of year)

How big are the waves at Mill Bay today?

The current surf forecast for Mill Bay at 4AM is: 0.8m 9s primary swell from a North direction (forecast issued at 12:00am May 12). An open ocean swell of 0.2m 12s is not directed at the surf break, a second open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (12 May)2ft (0.6m)8s
Afternoon (12 May)1.5ft (0.5m)8s
Evening (12 May)3.5ft (1.1m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Mon night. Mild temperatures (max 8°C on Mon night, min 6°C on Mon night). Winds decreasing (strong winds from the W on Tue morning, light winds from the NNW by Tue night).

Tuesday
12
Wednesday
13
Thursday
14
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
0
0
0
2
2
1
0
0
0
0
0
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)
0.9
N
9
0.8
N
9
0.7
N
9
0.6
N
8
0.5
N
8
0.5
N
8
1.1
NW
12
1.1
NW
11
1
NW
11
0.9
NW
11
0.9
NW
12
0.9
NW
12
0.9
NW
12
0.2
N
7
0.2
N
7
0.5
N
3
0.6
NW
11
0.5
NW
11
1.6
N
6
2
N
7
1.9
N
7
1.8
N
7
2.2
N
7
2.3
N
8
Wave Graph
Metric surfscale
Energy kJ
126
97
73
50
33
32
293
283
246
217
248
216
216
4
4
5
101
59
170
366
338
294
482
593
Wind (km/h)
40
SSW
35
WSW
35
WNW
40
WNW
45
W
40
W
25
W
20
WSW
10
W
5
NNW
15
N
15
N
15
N
15
NNW
15
NNW
20
N
25
N
35
N
35
N
40
N
35
N
40
N
45
N
45
N
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:09AM2.08m
8:12PM2.04m
8:03AM2.21m
8:58PM2.23m
8:54AM2.37m
9:40PM2.40m
Low Tide
1:00AM0.99m
1:42PM0.52m
1:58AM0.84m
2:28PM0.34m
2:46AM0.65m
3:12PM0.19m
light rain
light rain
light rain
rain showers
clear
part cloud
light rain
light rain
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:46
4:43
4:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:28
9:30
9:31
1
2
1
1
1
1
Temp °C
6
8
8
8
8
8
8
8
7
7
7
7
8
8
8
8
8
8
8
8
8
8
8
7
-3
0
-1
-2
-2
-1
1
2
3
4
3
2
4
4
3
3
2
0
-1
-1
-1
-1
-2
-4
Swell 1
Height (m)
Direction
Period (s)
0.9
N
9
0.8
N
9
0.7
N
9
0.6
N
8
0.5
N
8
0.5
N
8
1.1
NW
12
1.1
NW
11
1
NW
11
0.9
NW
11
0.9
NW
12
0.9
NW
12
0.9
NW
12
0.8
WNW
12
0.7
NW
12
0.7
NW
12
0.6
NW
11
0.5
NW
11
0.4
NW
11
0.4
NW
10
0.5
NE
8
0.6
NE
9
Energy kJ
126
97
73
50
33
32
293
283
246
217
248
216
216
187
147
142
101
59
30
28
32
62
Swell 2
Height (m)
Direction
Period (s)
0.3
WNW
9
0.2
WNW
12
0.4
S
5
0.3
S
4
0.2
S
5
0.4
N
8
0.3
N
8
0.3
N
7
0.3
N
7
0.3
N
7
0.3
N
7
0.3
N
7
0.2
N
7
0.2
N
7
0.1
SE
4
0.1
W
11
0.1
W
11
0.4
WNW
10
Energy kJ
16
14
7
4
2
18
10
10
10
9
8
8
4
4
1
2
2
38
Swell 3
Height (m)
Direction
Period (s)
0.2
WNW
12
0.1
NE
5
0.1
E
5
0.1
E
5
0.1
W
10
0.1
W
11
0.3
SW
3
0.3
N
7
0.2
SSE
4
0.2
SSE
4
0.1
SE
4
0.1
W
11
Energy kJ
14
1
1
1
2
2
1
9
2
2
1
3
Wind waves
Height (m)
Direction
Period (s)
0.7
SSW
3
1
SW
4
0.9
WNW
4
1.2
WNW
4
1.3
WNW
5
1.3
WNW
10
0.6
W
4
0.4
WSW
3
0.5
N
3
0.6
N
4
1.1
N
4
1.6
N
6
2
N
7
1.9
N
7
1.8
N
7
2.2
N
7
2.3
N
8
Energy kJ
12
40
23
52
77
367
10
4
5
9
44
170
366
338
294
482
593
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
3
2
2
4
2
4
1
4
4
2
1
1
3
1
1
1
1
2
Distance (km)
161
162
458
526
672
463
66
0
0
24
65
162
1075
53
53
65
65
552
162
954
950
464
463
463
Best forecast wave conditions in Orkney Islands
Rating
(10 max)
2
4
4
4
4
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
2
1
1
1
3
4
4
4
4
4
4
4
2
4
3
1
1
1
1
2
Header Global
Rating
(10 max)
9
9
5
8
8
9
9
9
9
6
9
9
7
7
6
9
8
9
5
5
5
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)
Map placeholder

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