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 —.

Days 1–4 Weather Summary

Light rain (total 7mm), mostly falling on Sat morning. Cool air temperatures (max 11°C on Thu night, min 8°C on Sat night). Winds decreasing (gales from the S on Sat morning, moderate winds from the WSW by Sun afternoon).

Days 5–7 Weather Summary

Moderate rain (total 15mm), heaviest on Tue morning. Cool air temperatures (max 10°C on Mon morning, min 7°C on Wed morning). Winds increasing (light winds from the SW on Sun night, near gales from the ESE by Mon night).

Days 8–10 Weather Summary

Light rain (total 5mm), mostly falling on Sat afternoon. Mild temperatures (max 9°C on Fri night, min 4°C on Wed night). Mainly strong winds.

Days 11–13 Weather Summary

Moderate rain (total 12mm), heaviest on Sat night. Mild temperatures (max 7°C on Mon morning, min 4°C on Sat night). Winds decreasing (strong winds from the E on Sat night, calm by Mon afternoon).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
PM
Wave Height Map
High Tide
4:07AM5.15m
4:25PM5.04m
4:43AM5.26m
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
Low Tide
10:09PM1.54m
10:29AM1.49m
10:44PM1.46m
11:05AM1.40m
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
Wave
height (m) 
direction
period (s) 
5
W
17
5
WNW
16
4.5
WNW
16
3.5
WNW
14
3.5
WNW
13
3.5
W
12
4
W
13
4
W
16
4
WNW
16
3
WNW
15
2.5
WNW
14
2.3
WNW
13
2.4
WNW
12
3
SE
8
3
SSW
10
2.5
W
14
2.3
WNW
13
2
WNW
13
2.2
WNW
13
1.8
WNW
12
1.7
WNW
12
1.6
NE
6
1.6
NE
5
1.3
W
12
1.3
W
11
2.3
NNE
7
2.2
NNE
7
2
NE
7
1.4
W
15
1.3
W
14
1.1
W
13
1.1
W
13
1.1
W
12
1
W
11
0.9
WNW
11
0.9
WNW
10
clear
clear
clear
clear
light rain
rain showers
part cloud
rain showers
part cloud
rain showers
rain showers
light rain
mod rain
light rain
cloud
light rain
part cloud
cloud
part cloud
clear
clear
clear
clear
cloud
rain showers
cloud
light rain
rain showers
cloud
cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
clear
clear
clear
clear
light rain
rain shwrs
some clouds
rain shwrs
some clouds
rain shwrs
rain shwrs
light rain
mod rain
light rain
cloudy
light rain
some clouds
cloudy
some clouds
clear
clear
clear
clear
cloudy
rain shwrs
cloudy
light rain
rain shwrs
cloudy
cloudy
cloudy
cloudy
light rain
light rain
rain shwrs
some clouds
 km/h
45
WSW
35
WSW
30
SW
40
S
65
S
35
SW
40
SSW
25
SSW
30
WSW
10
SW
25
SSE
35
SE
45
SE
60
ESE
50
E
35
ENE
35
ENE
30
ENE
40
ENE
35
ENE
30
ENE
30
ENE
35
ENE
30
NE
25
NNE
45
ENE
25
E
35
ENE
25
ENE
20
NE
0
NNW
5
WSW
5
W
5
ENE
15
NE
15
NNE
 mm 
4
2
1
1
1
1
6
5
1
2
3
6
1
3
2
max°C
11
11
11
11
11
10
9
9
9
9
10
10
10
10
10
10
8
8
7
4
5
5
5
6
9
7
7
6
5
5
6
7
7
7
7
7
Moonrise
8:23
9:16
9:58
10:29
10:53
11:12
11:27
11:40
11:54
12:08
12:25
12:47
Moonset
3:21
4:16
5:22
6:34
7:50
9:06
10:22
11:39
12:57
2:19
3:46
Sunrise
8:18
8:19
8:19
8:21
8:21
8:22
8:22
8:22
8:22
8:22
8:22
8:22
Sunset
4:24
4:24
4:24
4:25
4:27
4:27
4:28
4:29
4:29
4:30
4:30
4:31
Today's sea temperature in Isles of Scilly is
12.1° C
(Statistics for 18 Dec 1981-2005 – mean: 11.4 max: 11.9 min: 10.7°C)
Issued (local time): 11 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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