Nikiski, Cook Inlet Sea Conditions and Tide Table

Nikiski, Cook Inlet 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 09:32 PM.

Days 1–4 Weather Summary

A light covering of new snow, mostly falling on Sun morning. Icy conditions (max 3°C on Mon afternoon, min -1°C on Tue morning). Winds decreasing (strong winds from the SSW on Mon morning, calm by Mon night).

Days 5–7 Weather Summary

Moderate rain (total 19mm), heaviest on Wed night giving way to a moderate fall of snow, heaviest on Thu night. Icy conditions (max 4°C on Fri afternoon, min 0°C on Tue night). Winds increasing (calm on Tue night, fresh winds from the N by Fri afternoon).

Days 8–10 Weather Summary

Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri night. Mild temperatures (max 6°C on Mon afternoon, min 2°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 10°C on Thu afternoon, min 3°C on Mon night). Winds increasing (calm on Tue afternoon, fresh winds from the NE by Wed afternoon).

Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Mon
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
6:05AM7.33m
7:11PM6.53m
8:04PM6.21m
7:31AM6.77m
9:04PM5.83m
8:27AM6.21m
10:12PM5.49m
9:42AM5.61m
11:27PM5.32m
11:14AM5.20m
00:41AM5.39m
12:43PM5.12m
1:45AM5.64m
1:58PM5.29m
2:37AM5.95m
2:57PM5.56m
3:19AM6.22m
3:45PM5.79m
3:54AM6.41m
4:26PM5.96m
4:25AM6.51m
5:05PM6.06m
4:55AM6.54m
5:42PM6.10m
5:23AM6.50m
6:20PM6.07m
5:53AM6.38m
Low Tide
00:28AM0.51m
1:04PM-1.38m
1:11AM0.82m
1:50PM-1.18m
1:58AM1.21m
2:42PM-0.76m
2:52AM1.65m
3:42PM-0.23m
3:58AM2.03m
4:51PM0.25m
5:19AM2.18m
6:06PM0.54m
6:42AM1.95m
7:17PM0.61m
7:55AM1.44m
8:18PM0.57m
8:54AM0.83m
9:09PM0.54m
9:42AM0.28m
9:52PM0.58m
10:24AM-0.15m
10:31PM0.70m
11:01AM-0.44m
11:07PM0.87m
11:38AM-0.59m
11:42PM1.07m
12:13PM-0.62m
00:17AM1.28m
12:49PM-0.54m
Wave
height (m) 
direction
period (s) 
0.7
SSW
4
0.1
S
2
0.1
S
2
0.3
SSW
4
0.9
SSW
4
0.8
SSW
4
0.3
SSW
4
0.1
N
2
0.1
S
4
0
W
3
0.1
N
2
0.3
NNE
2
0.1
NE
2
0.2
NNE
2
0.3
N
2
0.4
NNE
3
0.3
N
3
0.5
N
3
0.4
NE
3
0.5
S
3
0.4
SSW
4
0.1
N
2
0.2
NNE
2
0.4
NE
3
0.4
NE
3
0.3
NE
2
0.2
ENE
2
0.4
NE
3
0.1
NE
2
0
E
2
0
W
2
0.2
NNE
2
0.7
NE
4
0.5
NNE
3
0.3
NE
2
0.1
NE
2
0.2
ENE
2
0.1
S
2
0
W
2
0.1
S
2
0.1
N
1
0.1
NE
2
0.2
NNE
2
0.5
NE
3
0.5
N
3
0.4
NE
3
0.3
NE
2
light snow
light snow
snow showers
part cloud
part cloud
part cloud
part cloud
clear
part cloud
snow showers
cloud
light snow
mod rain
light rain
light rain
mod snow
light snow
light rain
light snow
part cloud
cloud
light rain
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
light snow
light snow
snow shwrs
some clouds
some clouds
some clouds
some clouds
clear
some clouds
snow shwrs
cloudy
light snow
mod rain
light rain
light rain
mod snow
light snow
light rain
light snow
some clouds
cloudy
light rain
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
clear
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
 km/h
30
S
10
SSE
20
SSW
20
SSW
35
SSW
35
SSW
10
SSW
10
N
5
NNE
5
ENE
10
NNE
25
N
10
NNE
20
N
25
NNW
20
N
20
N
25
NNW
5
NNE
25
SSW
20
SW
15
N
20
NNE
25
N
20
NNE
20
NE
20
NNE
20
NE
5
NE
5
NW
10
ESE
20
NNE
30
NE
25
NNE
15
NNE
20
N
10
SSE
10
SSW
0
WSW
10
S
10
NNE
20
N
15
NE
30
NNE
30
N
15
NNE
20
NNE
 mm 
3
7
1
1
3
2
2
3
3
max°C
2
0
2
2
2
3
2
0
2
2
2
2
3
3
3
3
3
4
4
4
4
4
3
5
4
4
6
5
4
5
5
6
8
6
7
10
10
6
7
7
6
9
8
6
8
8
6
Moonrise
6:17
6:30
7:16
8:55
10:49
12:38
2:19
3:54
5:24
6:52
8:21
9:52
11:26
1:02
2:35
Moonset
1:10
3:10
4:41
5:16
5:25
5:27
5:27
5:26
5:24
5:23
5:21
5:19
5:19
5:19
5:22
5:34
Sunrise
6:35
6:31
6:28
6:26
6:22
6:20
6:16
6:13
6:11
6:07
6:05
6:03
6:00
5:56
5:54
5:52
Sunset
9:32
9:35
9:37
9:39
9:43
9:45
9:47
9:51
9:52
9:55
9:59
10:00
10:04
10:06
10:08
10:10
Today's sea temperature in Nikiski, Cook Inlet is
0.3° C
(Statistics for 18 Apr 1981-2005 – mean: 4.1 max: 5.2 min: 2.2°C)
Issued (local time): 9 pm Saturday 18 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest