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 — and sunset is at 12:00 AM.

Days 1–4 Weather Summary

Moderate rain (total 16mm), heaviest on Fri night giving way to a moderate fall of snow, heaviest on Sat morning. Icy conditions (max 6°C on Fri afternoon, min -2°C on Sat morning). Mainly gales.

Days 5–7 Weather Summary

A heavy fall of snow, heaviest during Sun night. Air temperatures will be below freezing (max 0°C on Sun afternoon, min -4°C on Tue night). Mainly near gales.

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Wed afternoon. Freeze-thaw conditions (max 1°C on Thu morning, min -7°C on Fri morning). Winds decreasing (fresh winds from the NNW on Wed afternoon, calm by Thu morning).

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Sun night, min -6°C on Tue afternoon). Wind will be generally light.

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
3:24PM4.04m
3:48AM3.85m
4:07PM4.04m
4:45AM3.80m
5:12PM3.93m
6:03AM3.72m
6:37PM3.84m
7:30AM3.79m
8:04PM3.95m
8:51AM4.08m
2:28PM1.81m
9:23PM4.29m
10:04AM4.53m
10:34PM4.75m
11:09AM5.00m
11:36PM5.16m
12:07PM5.35m
00:33AM5.39m
1:01PM5.49m
1:27AM5.38m
1:52PM5.39m
2:19AM5.10m
2:41PM5.04m
3:09AM4.62m
Low Tide
8:39PM0.73m
8:56AM0.74m
9:26PM0.68m
9:47AM0.85m
10:21PM0.82m
10:45AM1.14m
11:25PM1.11m
11:56AM1.52m
00:49AM1.45m
1:56PM1.80m
5:08AM1.10m
5:41PM0.99m
6:07AM0.50m
6:36PM0.39m
7:01AM0.07m
7:29PM-0.02m
7:54AM-0.13m
8:22PM-0.17m
8:48AM-0.06m
9:17PM-0.05m
9:44AM0.25m
10:16PM0.28m
10:45AM0.73m
Wave
height (m) 
direction
period (s) 
1.3
NNW
9
0.9
NNW
9
0.9
NNW
8
0.7
NNW
8
1.2
W
4
3.5
NNW
8
3.5
NNW
13
2
NNW
12
2.1
NNW
11
2
NNW
10
2.2
NNW
11
3
NNW
12
3.5
NNW
13
2.4
N
12
2.1
N
12
2.2
N
11
1.9
N
11
1.8
N
10
2.3
N
10
1.8
N
12
1.7
N
11
1.2
N
10
0.9
N
10
0.7
N
10
0.6
N
9
0.4
N
6
0.3
N
7
0.4
NW
4
0.5
NW
4
0.4
NNW
6
0.3
NNW
6
0.5
NNW
8
0.4
NNW
8
0.4
NW
7
0.4
SE
2
0.5
SE
3
part cloud
cloud
light rain
light rain
light snow
light snow
light snow
light snow
light rain
light snow
light snow
light snow
light snow
light snow
light snow
light snow
mod snow
light snow
snow showers
snow showers
light snow
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
some clouds
cloudy
light rain
light rain
light snow
light snow
light snow
light snow
light rain
light snow
light snow
light snow
light snow
light snow
light snow
light snow
mod snow
light snow
snow shwrs
snow shwrs
light snow
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
 km/h
15
WSW
20
SW
15
SSW
15
SSW
40
W
70
NNW
40
NNW
20
SSW
40
NW
35
WNW
45
WNW
45
NNW
55
N
25
NNW
30
N
35
N
35
N
35
NNE
30
NNW
10
NE
15
N
5
SSE
5
S
5
S
5
SSW
10
SSW
15
SSW
15
SSW
15
SSW
15
SSW
15
SSW
15
S
15
S
15
S
15
SSE
15
SSE
 mm 
1
1
13
1
max°C
5
5
5
6
5
0
-2
2
2
0
-1
-1
-1
-2
-2
-3
-4
-3
0
0
1
-3
-5
-7
-4
-3
-5
-5
-3
-3
-3
-1
-2
-4
-4
-5
Moonrise
11:32
11:10
10:46
10:17
9:23
4:13
Moonset
8:57
10:55
12:55
3:06
5:50
12:11
11:23
Sunrise
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
Sunset
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
12:00
Today's sea temperature in Harstad is
6.8° C
(Statistics for 25 Dec 1981-2005 – mean: 5.5 max: 6.3 min: 4.2°C)
Issued (local time): 6 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest