Lerwick Sea Conditions and Tide Table

Lerwick 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 09:02 AM and sunset is at 02:56 PM.

Days 1–3 Weather Summary

Light rain (total 2mm), mostly falling on Tue afternoon. Low air temperatures (max 9°C on Mon afternoon, min 7°C on Wed morning). Winds increasing (moderate winds from the SW on Mon night, strong winds from the SSW by Wed morning).

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Thu night. Cool air temperatures (max 10°C on Sat afternoon, min 7°C on Thu night). Winds increasing (light winds from the SSW on Thu night, near gales from the SW by Fri afternoon).

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Mild temperatures (max 9°C on Sun morning, min 6°C on Tue night). Winds decreasing (fresh winds from the SSE on Sun morning, calm by Tue night).

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Thu night, min 4°C on Fri night). Wind will be generally light.

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
night
Wave Height Map
High Tide
7:36AM1.78m
7:49PM1.85m
8:25AM1.87m
8:43PM1.88m
9:08AM1.96m
9:30PM1.92m
9:46AM2.04m
10:11PM1.97m
10:22AM2.11m
10:50PM2.00m
10:56AM2.16m
11:27PM2.01m
11:29AM2.20m
00:03AM2.01m
12:03PM2.21m
00:40AM1.99m
12:38PM2.20m
1:19AM1.95m
1:17PM2.16m
2:01AM1.90m
1:58PM2.10m
2:48AM1.84m
2:46PM2.03m
3:41AM1.80m
Low Tide
1:49PM1.04m
2:11AM0.90m
2:38PM0.98m
2:51AM0.90m
3:21PM0.92m
3:29AM0.89m
3:59PM0.86m
4:04AM0.88m
4:35PM0.81m
4:39AM0.88m
5:10PM0.77m
5:13AM0.89m
5:46PM0.73m
5:49AM0.89m
6:22PM0.71m
6:25AM0.91m
7:00PM0.70m
7:03AM0.92m
7:40PM0.70m
7:44AM0.94m
8:24PM0.71m
8:29AM0.97m
9:12PM0.73m
Wave
height (m) 
direction
period (s) 
1.2
SSE
10
1.1
S
6
0.8
SSE
9
0.7
S
5
0.8
S
5
0.9
S
5
1
S
5
1.7
S
6
1.2
S
6
1.1
S
6
1
S
6
1.3
SSE
5
1.1
SSE
6
1.6
SSE
7
1.3
S
6
1
S
6
1.5
S
6
1.5
S
6
1.5
SSE
6
1.3
SSE
6
0.9
SSE
8
0.8
SSE
5
0.9
SE
5
1
ESE
7
1
ESE
8
0.9
ESE
8
0.6
ESE
7
0.4
SE
6
0.3
SE
6
0.5
S
3
0.5
S
3
0.5
S
3
0.2
S
4
0.1
SE
8
0.7
ESE
5
0.5
SE
6
part cloud
part cloud
part cloud
clear
rain showers
part cloud
cloud
light rain
cloud
part cloud
part cloud
light rain
rain showers
thunderstorm
rain showers
cloud
part cloud
light rain
cloud
part cloud
part cloud
part cloud
light rain
rain showers
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
some clouds
some clouds
some clouds
clear
rain shwrs
some clouds
cloudy
light rain
cloudy
some clouds
some clouds
light rain
rain shwrs
risk tstorm
rain shwrs
cloudy
some clouds
light rain
cloudy
some clouds
some clouds
some clouds
light rain
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
clear
 km/h
25
SW
30
SW
25
SW
25
SW
35
SW
35
WSW
40
S
45
SSW
25
SW
35
SW
20
S
25
SE
45
SW
50
SW
40
SW
30
S
45
S
35
S
35
SSE
25
SSE
15
SE
25
SSE
20
SSE
20
SSW
10
W
20
W
10
NNW
5
SW
15
SSW
25
SSW
25
SSW
20
SSW
10
SW
10
SW
15
NE
10
NNE
 mm 
1
1
5
2
1
1
1
1
3
max°C
8
9
8
8
8
8
8
9
9
8
8
8
8
8
9
9
10
9
9
8
8
8
8
9
8
8
7
6
6
5
6
6
8
8
7
6
Moonrise
4:06
5:35
7:07
8:40
10:03
10:56
11:18
11:26
11:29
11:30
11:29
11:29
Moonset
12:23
12:23
12:26
12:35
12:58
1:54
3:20
4:57
6:34
8:09
9:42
11:15
Sunrise
9:02
9:03
9:03
9:04
9:06
9:07
9:07
9:07
9:07
9:08
9:08
9:08
Sunset
2:56
2:56
2:56
2:56
2:56
2:56
2:56
2:56
2:57
2:59
2:59
3:00
Today's sea temperature in Lerwick is
10.0° C
(Statistics for 15 Dec 1981-2005 – mean: 9.1 max: 10.1 min: 8.2°C)
Issued (local time): 5 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest