Saint Helens Sea Conditions and Tide Table

Saint Helens 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

Heavy rain (total 81mm), heaviest during Wed night. Cool air temperatures (max 11°C on Wed night, min 2°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 35mm), heaviest during Fri morning. Icy conditions (max 12°C on Sun afternoon, min 0°C on Sun morning). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 21°C on Tue afternoon, min 5°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 6mm), mostly falling on Fri afternoon. Warm (max 23°C on Thu afternoon, min 6°C on Sat night). Wind will be generally light.

Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wed
25
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
night
AM
Wave Height Map
High Tide
10:44PM0.58m
9:48AM0.91m
00:11AM0.58m
10:36AM0.88m
1:26AM0.60m
11:36AM0.84m
2:23AM0.62m
12:47PM0.80m
3:09AM0.65m
1:57PM0.79m
3:46AM0.67m
2:55PM0.79m
4:17AM0.69m
3:46PM0.79m
4:45AM0.72m
4:32PM0.79m
5:14AM0.77m
5:16PM0.77m
5:45AM0.83m
6:00PM0.74m
6:19AM0.90m
6:45PM0.71m
6:56AM0.97m
7:33PM0.67m
7:36AM1.02m
8:25PM0.63m
8:20AM1.04m
9:26PM0.59m
9:08AM1.01m
Low Tide
5:39PM0.31m
6:45PM0.33m
7:57PM0.32m
5:49AM0.34m
9:00PM0.29m
6:56AM0.34m
9:50PM0.23m
8:19AM0.32m
10:31PM0.18m
9:38AM0.27m
11:09PM0.12m
10:41AM0.22m
11:44PM0.08m
11:37AM0.17m
00:18AM0.06m
12:29PM0.13m
00:50AM0.06m
1:20PM0.12m
1:20AM0.07m
2:12PM0.11m
1:51AM0.09m
3:04PM0.13m
2:22AM0.13m
4:00PM0.15m
2:57AM0.17m
4:59PM0.18m
3:39AM0.21m
Wave
height (m) 
direction
period (s) 
rain showers
cloud
light rain
light rain
mod rain
heavy rain
heavy rain
mod rain
mod rain
light rain
heavy rain
heavy rain
rain showers
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
light rain
cloud
light rain
rain showers
rain showers
rain showers
part cloud
light snow
light rain
rain showers
mod rain
light rain
mod rain
heavy rain
rain shwrs
cloudy
light rain
light rain
mod rain
heavy rain
heavy rain
mod rain
mod rain
light rain
heavy rain
heavy rain
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
light rain
light rain
cloudy
light rain
rain shwrs
rain shwrs
rain shwrs
some clouds
light snow
light rain
rain shwrs
mod rain
light rain
mod rain
heavy rain
 km/h
5
WSW
5
SSE
10
SSW
5
S
15
S
15
S
15
SW
5
NNE
5
ESE
20
SSW
15
SSW
10
NNW
5
WNW
10
NW
15
NW
5
N
0
NNE
0
W
0
NE
5
SSE
0
NNW
5
N
5
NNW
5
NNW
5
N
5
N
5
NNW
0
NNE
5
SSE
10
SSW
5
NW
5
NE
5
ESE
10
NNW
5
NW
10
W
10
SSW
5
WSW
10
WSW
10
ESE
10
SE
10
S
5
SE
15
SE
5
S
10
ESE
15
SE
 mm 
2
2
4
6
13
39
9
6
4
14
12
5
2
2
1
2
2
2
3
3
6
2
10
13
max°C
4
5
7
6
6
8
11
8
6
11
11
11
6
6
9
5
6
12
9
10
17
13
13
21
14
14
19
15
17
23
14
10
12
11
10
11
6
5
9
5
2
6
4
5
8
6
8
Moonrise
2:30
3:30
4:21
5:03
5:37
6:04
6:26
6:46
7:04
7:22
7:42
8:05
8:34
9:12
10:02
11:06
Moonset
10:29
11:15
12:11
1:15
2:24
3:37
4:51
6:06
7:22
8:40
10:00
11:24
12:47
2:05
3:12
Sunrise
7:33
7:31
7:30
7:28
7:26
7:24
7:22
7:20
7:18
7:16
7:13
7:11
7:11
7:09
7:07
7:05
Sunset
7:08
7:10
7:12
7:13
7:15
7:15
7:16
7:19
7:20
7:21
7:22
7:23
7:24
7:27
7:28
Today's sea temperature in Saint Helens is
9.2° C
(Statistics for 09 Mar 1981-2005 – mean: 9.4 max: 10.9 min: 8.1°C)
Issued (local time): 10 pm Monday 09 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest