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 —.

Days 1–4 Weather Summary

Mostly dry. Air temperatures will be below freezing (max -5°C on Sun night, min -14°C on Mon night). Winds decreasing (near gales from the NNE on Sun night, calm by Tue morning).

Days 5–7 Weather Summary

Mostly dry. Extremely cold air temperatures (max -12°C on Tue night, min -15°C on Wed morning). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Extremely cold (max -13°C on Mon afternoon, min -15°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Extremely cold (max -11°C on Mon night, min -13°C on Mon night). Wind will be generally light.

Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thu
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
Wave Height Map
High Tide
00:33AM4.96m
12:41PM5.88m
1:36AM5.11m
1:26PM5.94m
2:28AM5.34m
2:06PM6.00m
3:13AM5.57m
2:42PM6.07m
3:53AM5.78m
3:15PM6.14m
4:30AM5.94m
3:48PM6.21m
5:07AM6.06m
4:22PM6.27m
5:45AM6.12m
4:57PM6.28m
6:23AM6.14m
5:34PM6.24m
7:02AM6.13m
6:15PM6.12m
7:42AM6.09m
7:00PM5.91m
8:23AM6.04m
Low Tide
6:27PM1.36m
6:28AM1.97m
7:26PM0.98m
7:24AM2.18m
8:16PM0.61m
8:13AM2.29m
8:58PM0.29m
8:57AM2.32m
9:37PM0.04m
9:37AM2.28m
10:13PM-0.15m
10:16AM2.19m
10:49PM-0.29m
10:54AM2.07m
11:24PM-0.38m
11:32AM1.94m
00:00AM-0.40m
12:10PM1.84m
00:37AM-0.34m
12:51PM1.77m
1:14AM-0.17m
1:34PM1.73m
1:53AM0.12m
2:22PM1.71m
Wave
height (m) 
direction
period (s) 
1.1
NE
4
0.6
NE
3
0.7
NE
4
1.7
NNE
5
1
NE
4
0.4
NE
3
0.1
E
2
0
E
2
0
E
1
0
E
1
0
E
2
0
E
2
0
W
3
0
E
2
0
W
3
0
E
1
0
E
1
0
E
1
0
E
1
0.1
NE
2
0
E
2
0
E
2
0
E
1
0.1
E
1
0.1
E
1
0.1
NE
2
0.3
NE
2
0.4
NE
3
0.4
NE
3
0.4
NE
3
0.3
NE
2
0.2
ENE
2
0.1
NE
2
0.1
E
2
0.1
E
2
0
E
2
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
some clouds
 km/h
40
NE
30
NE
30
NE
55
NNE
30
ENE
15
ENE
10
ESE
5
ESE
5
NE
5
ENE
10
E
5
E
10
ESE
5
ESE
5
E
10
E
10
E
10
E
5
ESE
15
ENE
10
E
5
E
10
ENE
10
ENE
10
ENE
15
NE
20
NE
25
NE
25
NE
20
NE
20
NE
15
NE
15
NE
10
NE
10
NE
10
NE
 mm 
max°C
-7
-10
-8
-5
-9
-10
-13
-12
-11
-12
-14
-14
-14
-15
-14
-14
-14
-15
-14
-15
-15
-15
-15
-15
-14
-14
-13
-11
-12
-12
-12
-12
-12
-12
-12
-11
Moonrise
4:19
5:47
7:19
8:55
10:29
11:46
12:21
12:31
12:34
12:34
12:33
12:31
Moonset
1:22
1:20
1:20
1:22
1:31
2:03
3:17
4:53
6:34
8:12
9:47
Sunrise
10:07
10:08
10:10
10:11
10:11
10:12
10:12
10:14
10:14
10:15
10:15
10:15
Sunset
3:52
3:51
3:51
3:52
3:52
3:52
3:52
3:52
3:52
3:53
3:55
3:56
Today's sea temperature in Nikiski, Cook Inlet is
2.6° C
(Statistics for 13 Dec 1981-2005 – mean: 5.2 max: 6.3 min: 4.3°C)
Issued (local time): 8 pm Saturday 13 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest