Helsinki Sea Conditions and Tide Table

Helsinki 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 06:40 PM.

Days 1–4 Weather Summary

Mostly dry. Icy conditions (max 6°C on Wed afternoon, min 0°C on Mon morning). Wind will be generally light.

Days 5–7 Weather Summary

Some drizzle, heaviest during Fri morning. Cool air temperatures (max 10°C on Sat afternoon, min 2°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 15mm), heaviest on Sun afternoon. Mild temperatures (max 7°C on Mon afternoon, min 2°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min -1°C on Wed morning). Wind will be generally light.

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Fri
4
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
9:15PM0.04m
10:04PM0.04m
10:52PM0.04m
11:36PM0.03m
00:19AM0.03m
2:21PM0.02m
00:57AM0.02m
2:29PM0.02m
1:11AM0.02m
3:05PM0.03m
3:48PM0.03m
4:37PM0.04m
5:30PM0.04m
6:23PM0.04m
Low Tide
8:58AM0.01m
9:26AM0.01m
9:37AM0.01m
9:17AM0.01m
8:38AM0.01m
5:40PM0.02m
7:45AM0.01m
9:19PM0.02m
6:50AM0.01m
5:32AM0.01m
4:46AM0.01m
5:13AM0.00m
5:53AM0.00m
6:37AM0.00m
Wave
height (m) 
direction
period (s) 
0.4
ESE
3
0.8
ESE
4
0.4
ESE
4
0.6
SW
3
1.3
SW
6
0.6
SW
5
0.2
WSW
7
0.1
SW
6
0.1
SW
5
0.1
NW
2
0.1
S
2
0.1
S
2
0.5
S
3
0.8
SW
4
0.4
SW
4
0.4
SSW
3
0.8
SSE
4
0.6
SSE
4
0.4
ESE
4
0.4
ESE
3
0.4
ESE
4
0.3
ESE
4
0.3
ESE
4
0.2
ESE
4
0.4
W
3
0.2
W
3
0.1
W
2
0.4
NE
3
0.9
ENE
4
0.8
E
4
1.1
E
5
0.9
ESE
5
0.5
E
4
0.2
E
3
0.4
NE
2
0.3
E
3
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
light rain
part cloud
part cloud
cloud
clear
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
cloud
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
light rain
some clouds
some clouds
cloudy
clear
rain shwrs
light rain
light rain
light rain
light rain
light rain
light rain
some clouds
some clouds
cloudy
clear
clear
clear
clear
clear
clear
cloudy
clear
 km/h
10
ESE
20
ESE
10
ESE
20
SW
20
WSW
10
SW
10
N
5
NNW
5
NW
5
NNE
10
SSW
10
SSW
15
S
15
SSW
15
SW
15
SSW
25
SSE
10
S
5
SSE
15
E
10
ESE
10
ESE
5
S
15
NW
15
NW
10
NW
10
N
20
NNE
25
NE
20
ENE
20
ENE
20
E
10
E
10
NNE
15
NE
15
NE
 mm 
1.0
2.0
1.0
4
3
3
1.0
1.0
max°C
3
1
2
2
4
5
4
4
6
5
4
5
3
4
6
5
7
10
6
6
6
6
6
7
3
2
3
2
1
4
2
1
3
4
5
8
Moonrise
5:42
5:53
5:56
5:56
5:55
5:54
5:52
6:50
6:50
6:50
6:54
7:08
7:57
Moonset
8:36
10:21
12:11
2:00
3:47
5:33
7:20
10:12
12:09
2:10
4:06
5:27
Sunrise
6:09
6:05
6:03
6:00
5:56
5:54
6:50
5:48
5:45
5:41
5:39
5:35
Sunset
6:40
6:44
6:45
6:49
6:51
6:53
6:55
7:58
7:00
7:02
7:06
7:07
7:10
Today's sea temperature in Helsinki is 1.6 °C (Statistics for 23 Mar 1981-2005 – mean: 0.7 max: 2.3 min: -1.0°C)
Issued (local time): 7 pm Sunday 23 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest