Nachalni Island, Kupreanof Strait Sea Conditions and Tide Table

Nachalni Island, Kupreanof Strait 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

A moderate fall of snow, heaviest on Fri night. Icy conditions (max 2°C on Fri night, min -6°C on Thu afternoon). Winds increasing (calm on Fri morning, fresh winds from the NNE by Sat morning).

Days 5–7 Weather Summary

A light covering of new snow, mostly falling on Mon night. Air temperatures will be below freezing (max -3°C on Sat night, min -11°C on Tue afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Thu afternoon, min -15°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -11°C on Fri night). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
5:50AM3.77m
5:18PM3.87m
6:31AM3.83m
6:14PM3.58m
7:16AM3.90m
7:24PM3.31m
8:07AM4.00m
8:52PM3.14m
9:06AM4.13m
10:26PM3.16m
10:08AM4.30m
11:46PM3.35m
11:11AM4.52m
00:50AM3.60m
12:11PM4.71m
1:44AM3.86m
1:07PM4.92m
2:32AM4.07m
1:58PM5.04m
3:16AM4.21m
2:47PM5.03m
3:59AM4.27m
3:34PM4.88m
Low Tide
11:18PM0.09m
11:32AM1.42m
11:55PM0.32m
12:28PM1.34m
00:38AM0.62m
1:39PM1.19m
1:31AM0.96m
3:00PM0.91m
2:38AM1.26m
4:15PM0.52m
3:54AM1.46m
5:20PM0.06m
5:07AM1.51m
6:18PM-0.34m
6:13AM1.48m
7:12PM-0.69m
7:10AM1.32m
8:03PM-0.92m
8:04AM1.15m
8:50PM-1.01m
8:54AM1.00m
9:35PM-0.95m
9:42AM0.90m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
cloud
light snow
cloud
heavy snow
light snow
cloud
cloud
part cloud
cloud
snow showers
clear
part cloud
snow showers
light snow
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
some clouds
some clouds
some clouds
cloudy
light snow
cloudy
heavy snow
light snow
cloudy
cloudy
some clouds
cloudy
snow shwrs
clear
some clouds
snow shwrs
light snow
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
 km/h
10
W
5
NNW
5
NNW
5
NNW
5
NE
0
W
5
NE
30
NNE
15
N
15
NNW
5
NNW
20
N
10
N
10
NNW
10
NW
10
NW
10
NW
10
NW
10
WNW
10
WNW
10
WNW
5
W
5
W
5
WNW
5
W
0
W
5
W
5
W
5
W
5
W
5
W
0
SW
0
SSW
15
W
10
W
15
W
 mm 
max°C
-2
-5
-5
-5
-3
-1
2
0
-1
-3
-8
-7
-7
-7
-8
-8
-7
-8
-12
-11
-10
-8
-6
-5
-8
-7
-6
-11
-8
-6
-8
-5
0
2
-2
-1
Moonrise
12:32
12:35
12:37
12:41
12:47
12:56
1:15
1:53
3:04
4:44
6:30
8:11
Moonset
10:03
11:31
1:00
2:32
4:10
5:54
7:42
9:21
10:30
11:05
11:23
11:32
Sunrise
9:56
9:56
9:56
9:56
9:56
9:56
9:56
9:56
9:56
9:55
9:55
9:53
Sunset
4:25
4:27
4:28
4:29
4:30
4:30
4:31
4:34
4:35
4:37
4:37
4:39
Today's sea temperature in Nachalni Island, Kupreanof Strait is
4.8° C
(Statistics for 24 Dec 1981-2005 – mean: 5.2 max: 5.8 min: 4.7°C)
Issued (local time): 8 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest