Columbia River entrance (N. Jetty) Sea Conditions and Tide Table

Columbia River entrance (N. Jetty) 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 31mm), heaviest during Sun morning. Cool air temperatures (max 10°C on Sat morning, min 8°C on Thu night). Mainly strong winds.

Days 5–7 Weather Summary

Heavy rain (total 32mm), heaviest during Mon afternoon. Cool air temperatures (max 10°C on Sun night, min 5°C on Wed morning). Winds decreasing (near gales from the SSW on Mon morning, calm by Wed morning).

Days 8–10 Weather Summary

Moderate rain (total 13mm), heaviest on Wed night. Very mild (max 10°C on Fri night, min 7°C on Wed night). Winds increasing (light winds from the ENE on Fri afternoon, strong winds from the S by Sat morning).

Days 11–13 Weather Summary

Heavy rain (total 56mm), heaviest during Sun morning. Very mild (max 11°C on Sat night, min 6°C on Sun afternoon). Mainly near gales.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
00:40AM2.03m
11:23AM2.52m
1:21AM2.06m
11:58AM2.52m
2:00AM2.07m
12:34PM2.52m
2:36AM2.07m
1:12PM2.49m
3:12AM2.07m
1:52PM2.42m
3:46AM2.08m
2:37PM2.31m
4:20AM2.12m
3:28PM2.15m
4:57AM2.18m
4:29PM1.96m
5:37AM2.28m
5:44PM1.77m
6:22AM2.39m
7:10PM1.67m
7:12AM2.52m
8:35PM1.68m
8:05AM2.65m
Low Tide
5:27AM1.29m
6:28PM-0.06m
6:09AM1.30m
7:04PM-0.08m
7:38PM-0.08m
7:30AM1.24m
8:11PM-0.07m
8:11AM1.19m
8:44PM-0.04m
8:54AM1.12m
9:18PM0.04m
9:43AM1.04m
9:55PM0.17m
10:40AM0.93m
10:38PM0.35m
11:47AM0.79m
11:27PM0.58m
12:59PM0.59m
00:25AM0.80m
2:09PM0.34m
1:29AM0.99m
3:13PM0.10m
Wave
height (m) 
direction
period (s) 
4.5
WSW
11
3.5
WSW
10
3.5
W
10
3
W
10
3
W
10
3
W
10
3
W
10
3
W
10
3
W
10
2.5
W
10
3
WSW
8
3.5
WSW
9
3.5
W
11
3
W
12
2.5
W
12
2.4
WNW
11
1.6
WNW
10
1.4
WNW
10
1.2
WNW
9
2.2
SSW
10
2.2
SSW
10
3
SW
10
2.5
SW
11
2.5
SSW
12
2.1
SSW
11
1.9
SW
10
2.1
SSW
6
3.5
SW
9
5.5
SW
12
6
SW
13
4
SW
12
3.5
WSW
11
3.5
WSW
11
3.5
WSW
11
3.5
W
11
3.5
W
12
rain showers
light rain
light rain
rain showers
light rain
light rain
mod rain
light rain
light rain
rain showers
light rain
mod rain
light rain
rain showers
light rain
cloud
mod rain
cloud
light rain
light rain
light rain
rain showers
light rain
light rain
light rain
light rain
cloud
mod rain
mod rain
mod rain
heavy rain
light rain
rain showers
heavy rain
light rain
cloud
rain shwrs
light rain
light rain
rain shwrs
light rain
light rain
mod rain
light rain
light rain
rain shwrs
light rain
mod rain
light rain
rain shwrs
light rain
cloudy
mod rain
cloudy
light rain
light rain
light rain
rain shwrs
light rain
light rain
light rain
light rain
cloudy
mod rain
mod rain
mod rain
heavy rain
light rain
rain shwrs
heavy rain
light rain
cloudy
 km/h
35
WNW
35
W
35
W
35
SW
35
SW
35
SW
35
SSW
45
SSW
30
SW
30
SW
45
SSW
50
SW
25
SW
20
SSE
15
SSE
20
ENE
5
ESE
20
ESE
25
E
20
ESE
25
SSE
25
SSE
20
ESE
15
ENE
20
ESE
35
SSW
35
S
40
SSE
55
S
45
SW
20
S
35
SW
30
WSW
50
SSW
25
SSE
20
ESE
 mm 
2
2
2
4
1
3
8
5
4
5
4
8
4
2
2
7
2
1
1
3
2
1
1
2
6
10
10
12
2
2
11
3
max°C
9
8
9
9
10
10
10
10
9
10
10
9
9
8
8
7
6
7
7
9
9
9
8
9
10
10
10
11
10
10
8
8
8
9
6
6
Moonrise
8:10
9:00
9:41
10:13
10:38
10:59
11:18
11:35
11:52
12:11
12:33
1:02
Moonset
3:52
4:50
5:55
7:05
8:17
9:29
10:41
11:54
1:10
2:28
3:52
Sunrise
7:54
7:54
7:56
7:56
7:56
7:56
7:56
7:58
7:58
7:58
7:58
7:58
Sunset
4:30
4:31
4:31
4:32
4:32
4:34
4:35
4:35
4:36
4:37
4:37
4:37
Today's sea temperature in Columbia River entrance (N. Jetty) is
11.8° C
(Statistics for 18 Dec 1981-2005 – mean: 9.9 max: 11.3 min: 8.5°C)
Issued (local time): 9 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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