Isles of Scilly Sea Conditions and Tide Table

Isles of Scilly Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 04:24 PM.

Days 1–4 Weather Summary

Moderate rain (total 17mm), heaviest on Sat afternoon. Cool air temperatures (max 11°C on Sun morning, min 9°C on Sun morning). Winds decreasing (strong winds from the S on Sat afternoon, light winds from the E by Mon morning).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 11°C on Tue afternoon, min 3°C on Thu morning). Mainly near gales.

Days 8–10 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Sun night, min 4°C on Fri afternoon). Winds decreasing (near gales from the ENE on Sat morning, moderate winds from the NE by Sun afternoon).

Days 11–13 Weather Summary

Some drizzle, heaviest during Tue night. Mild temperatures (max 9°C on Tue night, min 6°C on Mon night). Winds decreasing (fresh winds from the NNE on Mon afternoon, calm by Thu morning).

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
5:01PM5.10m
5:18AM5.33m
5:35PM5.12m
5:53AM5.36m
6:11PM5.10m
6:28AM5.33m
6:47PM5.04m
7:05AM5.26m
7:25PM4.95m
7:44AM5.17m
8:06PM4.84m
8:28AM5.06m
8:52PM4.74m
9:17AM4.94m
9:46PM4.64m
10:15AM4.83m
10:49PM4.60m
11:23AM4.78m
00:00AM4.65m
12:36PM4.82m
1:12AM4.81m
1:46PM4.98m
2:19AM5.03m
Low Tide
11:19PM1.41m
11:41AM1.35m
11:54PM1.39m
12:16PM1.33m
00:30AM1.42m
12:54PM1.35m
1:07AM1.47m
1:32PM1.40m
1:46AM1.55m
2:14PM1.48m
2:28AM1.64m
2:59PM1.57m
3:16AM1.73m
3:51PM1.65m
4:13AM1.80m
4:51PM1.71m
5:19AM1.82m
5:58PM1.70m
6:33AM1.75m
7:08PM1.61m
7:44AM1.57m
8:14PM1.45m
8:49AM1.37m
Wave
height (m) 
direction
period (s) 
3.5
W
12
3.5
W
13
4
W
15
3.5
WNW
15
3
WNW
15
2.3
WNW
14
2
WNW
13
1.6
WNW
12
1.3
WNW
11
1.6
WNW
15
2.4
WNW
13
2.5
WNW
15
2.4
WNW
14
2.5
ENE
7
1.7
WNW
12
1.9
NE
6
2.3
NE
7
1.8
NE
6
1.6
NE
6
2
NE
6
2.5
NE
7
2.5
ENE
7
1.9
NE
6
1.5
NE
6
1.2
NE
5
1.1
NW
9
1.2
NW
10
1.4
NNE
5
1.3
NNE
6
1.1
W
12
0.8
W
11
0.8
W
10
0.9
WNW
8
0.7
W
14
0.6
W
13
0.6
W
12
light rain
rain showers
light rain
rain showers
rain showers
cloud
rain showers
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
cloud
part cloud
clear
clear
light rain
rain shwrs
light rain
rain shwrs
rain shwrs
cloudy
rain shwrs
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
cloudy
some clouds
clear
clear
 km/h
45
S
40
SSW
15
E
35
E
35
NE
15
NE
20
NE
20
E
20
NNE
35
NNE
40
NE
45
NE
40
ENE
45
ENE
30
ENE
40
NE
45
ENE
35
ENE
35
NE
45
ENE
55
ENE
45
ENE
40
ENE
30
ENE
25
NE
30
NE
30
NNE
35
NNE
35
NNE
20
NNE
20
NNE
20
N
25
NE
20
ENE
15
NE
5
NNE
 mm 
4
1
3
2
6
1
1
max°C
10
10
11
11
11
11
11
11
11
11
10
8
7
6
4
6
6
4
5
5
7
7
5
4
6
8
7
7
7
6
7
9
8
8
7
7
Moonrise
9:58
10:29
10:53
11:12
11:27
11:40
11:54
12:08
12:25
12:47
1:18
2:02
Moonset
4:16
5:22
6:34
7:50
9:06
10:22
11:39
12:57
2:19
3:46
5:16
6:43
Sunrise
8:19
8:21
8:21
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
Sunset
4:24
4:24
4:25
4:27
4:27
4:28
4:29
4:29
4:30
4:30
4:31
4:32
Today's sea temperature in Isles of Scilly is
12.0° C
(Statistics for 20 Dec 1981-2005 – mean: 11.3 max: 11.9 min: 10.7°C)
Issued (local time): 5 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest