Harstad Sea Conditions and Tide Table

Harstad 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 06:15 AM and sunset is at 05:51 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Tue night. Icy conditions (max 5°C on Tue night, min -1°C on Sun night). Winds increasing (light winds from the SSE on Mon night, fresh winds from the SSW by Tue night).

Days 4–6 Weather Summary

Heavy rain (total 51mm), heaviest during Wed afternoon. Later becoming colder with a dusting of snow on Thu night. Low air temperatures (max 6°C on Fri night, min 1°C on Thu night). Winds increasing (light winds from the W on Thu afternoon, strong winds from the SW by Fri afternoon).

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Sat afternoon. Mild temperatures (max 5°C on Sat morning, min 1°C on Sun night). Mainly fresh winds.

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Tue morning, min -3°C on Thu night). Wind will be generally light.

Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Mon
30
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
9:16AM3.60m
9:36PM3.63m
9:59AM3.82m
10:24PM3.82m
10:49AM4.00m
11:18PM3.96m
11:44AM4.12m
00:17AM4.06m
12:44PM4.19m
1:19AM4.14m
1:47PM4.26m
2:24AM4.23m
2:52PM4.33m
3:28AM4.32m
3:57PM4.42m
4:32AM4.42m
5:00PM4.49m
5:32AM4.48m
6:00PM4.52m
6:29AM4.49m
6:57PM4.47m
7:23AM4.42m
7:50PM4.34m
8:14AM4.27m
8:41PM4.12m
9:04AM4.06m
9:31PM3.86m
9:53AM3.81m
10:22PM3.59m
Low Tide
1:40PM1.42m
2:06AM1.28m
2:36PM1.24m
3:01AM1.19m
3:33PM1.15m
3:59AM1.21m
4:34PM1.17m
5:01AM1.33m
5:43PM1.28m
6:16AM1.49m
7:33PM1.39m
9:38AM1.50m
10:21PM1.19m
10:58AM1.24m
11:31PM0.99m
12:03PM1.02m
00:34AM0.84m
1:05PM0.87m
1:35AM0.79m
2:05PM0.81m
2:35AM0.84m
3:06PM0.85m
3:36AM0.96m
4:07PM0.96m
4:37AM1.13m
5:09PM1.09m
5:40AM1.30m
6:11PM1.21m
Wave
height (m) 
direction
period (s) 
0.5
N
9
0.4
N
9
0.4
N
8
0.5
SE
3
0.3
ENE
4
0.2
NNW
10
0.2
NNW
10
0.3
SE
2
0.6
SE
3
1.2
WSW
4
0.5
NW
6
0.5
NW
5
1.7
NW
5
1.6
NNW
10
0.9
NNW
9
0.6
NNW
8
0.9
WSW
4
1.1
SW
4
1.3
WSW
4
1.2
NNW
14
0.9
NW
13
0.6
NNW
10
0.6
NNW
9
0.5
N
9
0.3
NNW
8
0.2
NNW
9
0.4
NW
9
0.2
NNW
7
0.3
NNW
7
0.4
NNW
8
0.8
NNW
10
1.3
NNW
9
1.1
NNW
8
0.8
NNW
9
0.8
NNW
9
0.7
N
8
0.7
N
8
0.6
N
7
0.5
N
7
0.5
N
6
0.4
N
6
0.3
N
6
0.3
NNW
8
0.4
NNW
7
0.7
N
9
0.5
N
8
0.4
N
8
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
heavy rain
mod rain
heavy rain
heavy rain
mod rain
light rain
snow showers
light rain
cloud
rain showers
cloud
light rain
light rain
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
light snow
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
clear
clear
part cloud
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
some clouds
heavy rain
mod rain
heavy rain
heavy rain
mod rain
light rain
snow shwrs
light rain
cloudy
rain shwrs
cloudy
light rain
light rain
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
cloudy
light snow
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
clear
clear
some clouds
 km/h
15
S
10
SSW
10
SSE
15
S
10
SSE
5
SSE
10
S
10
SSE
20
SSE
35
SW
20
S
15
SW
30
NW
15
WNW
15
SSW
25
SSW
35
SW
25
SSW
30
SW
20
SW
20
S
15
SSW
20
SSW
20
SSW
15
SSW
15
SW
15
SSW
10
SSW
10
SW
0
W
10
N
15
N
15
NNE
10
NE
15
NNE
10
ENE
15
NE
15
NE
10
E
10
SE
10
SE
10
SSE
5
E
0
NE
5
NE
5
E
5
ESE
 mm 
11
9
14
12
6
4
1
2
3
4
3
max°C
2
3
1
2
2
2
2
3
5
5
4
4
4
3
2
5
5
6
5
5
4
4
3
2
4
4
3
4
4
2
1
1
-1
-2
-1
-2
-2
-1
-3
-2
-1
-5
-2
-2
-2
-2
-1
Moonrise
8:21
7:07
6:34
6:09
5:46
5:21
4:51
9:50
1:39
3:47
Moonset
10:16
1:10
3:22
5:25
7:30
9:46
12:35
7:13
7:09
6:38
Sunrise
6:15
6:11
6:05
6:01
5:58
5:52
5:48
5:45
5:39
5:35
5:31
5:26
5:22
5:18
6:13
5:09
Sunset
5:51
5:54
5:59
6:02
6:06
6:09
6:14
6:17
6:22
6:24
6:29
6:32
6:37
6:40
7:45
6:47
Today's sea temperature in Harstad is
5.0° C
(Statistics for 15 Mar 1981-2005 – mean: 4.3 max: 5.6 min: 3.0°C)
Issued (local time): 6 am Sunday 15 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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