Hamilton Bay, Kupreanof Island Sea Conditions and Tide Table

Hamilton Bay, Kupreanof Island 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 08:29 AM and sunset is at 03:14 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -7°C on Thu morning, min -12°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

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

Days 7–9 Weather Summary

A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max 0°C on Fri afternoon, min -14°C on Thu afternoon). Winds increasing (calm on Thu afternoon, fresh winds from the SE by Fri afternoon).

Days 10–12 Weather Summary

A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max -4°C on Sat morning, min -12°C on Mon night). Mainly fresh winds.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
Wave Height Map
High Tide
11:18AM4.31m
00:34AM3.61m
11:55AM4.40m
1:10AM3.70m
12:30PM4.46m
1:44AM3.75m
1:05PM4.46m
2:19AM3.78m
1:40PM4.41m
2:54AM3.80m
2:18PM4.29m
3:30AM3.81m
2:58PM4.09m
4:08AM3.83m
3:44PM3.84m
4:50AM3.87m
4:39PM3.54m
5:36AM3.93m
5:45PM3.26m
6:29AM4.03m
7:04PM3.08m
7:27AM4.17m
8:29PM3.10m
Low Tide
6:02PM-0.05m
6:36PM-0.19m
6:31AM1.47m
7:10PM-0.26m
7:08AM1.44m
7:45PM-0.28m
7:45AM1.43m
8:19PM-0.23m
8:24AM1.44m
8:54PM-0.12m
9:06AM1.44m
9:31PM0.06m
9:54AM1.42m
10:12PM0.31m
10:50AM1.36m
10:57PM0.62m
11:54AM1.22m
11:50PM0.95m
1:05PM0.96m
00:52AM1.24m
2:17PM0.58m
2:01AM1.43m
Wave
height (m) 
direction
period (s) 
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light snow
mod snow
mod snow
light snow
light snow
light snow
snow showers
light snow
light snow
light snow
light snow
cloud
cloud
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
light snow
mod snow
mod snow
light snow
light snow
light snow
snow shwrs
light snow
light snow
light snow
light snow
cloudy
cloudy
 km/h
20
N
20
N
20
NNE
15
NNE
15
NNE
15
NNE
15
NNE
15
NNE
20
N
25
N
30
N
20
NNE
20
NNE
25
N
25
N
20
NNE
20
NNE
20
NNE
20
NNE
20
NNE
15
NNE
5
ENE
5
ESE
10
SE
20
SE
30
SE
10
SE
10
ENE
20
NNE
20
NNE
30
N
15
NNE
20
NNE
20
N
15
N
20
N
 mm 
max°C
-7
-8
-9
-10
-11
-11
-10
-11
-11
-12
-13
-14
-14
-14
-13
-12
-12
-12
-11
-11
-11
-9
-12
-7
-2
0
-1
-4
-5
-7
-11
-11
-10
-10
-11
-11
Moonrise
8:14
9:19
10:05
10:34
10:51
11:01
11:08
11:13
11:18
11:22
11:27
11:35
Moonset
1:21
2:03
3:06
4:25
5:51
7:19
8:45
10:11
11:38
1:08
2:43
Sunrise
8:29
8:30
8:30
8:30
8:30
8:32
8:32
8:32
8:33
8:33
8:33
8:33
Sunset
3:14
3:14
3:15
3:15
3:15
3:15
3:17
3:18
3:18
3:18
3:19
3:21
Today's sea temperature in Hamilton Bay, Kupreanof Island is
5.9° C
(Statistics for 18 Dec 1981-2005 – mean: 7.1 max: 8.7 min: 5.5°C)
Issued (local time): 8 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest