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 08:30 AM and sunset is at 03:15 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -9°C on Sat morning, min -16°C on Mon morning). Mainly fresh winds.

Days 4–6 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -6°C on Thu morning, min -13°C on Tue morning). Wind will be generally light.

Days 7–9 Weather Summary

A heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 1°C on Sat morning, min -11°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the N by Sun night).

Days 10–12 Weather Summary

A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -5°C on Wed morning, min -10°C on Mon night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
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
8:28AM4.37m
9:46PM3.29m
9:29AM4.62m
10:51PM3.58m
Low Tide
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
3:23PM0.12m
3:10AM1.47m
4:22PM-0.32m
4:15AM1.41m
Wave
height (m) 
direction
period (s) 
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
light snow
heavy snow
mod snow
snow showers
heavy snow
light snow
snow showers
heavy snow
heavy snow
heavy snow
heavy snow
cloud
cloud
cloud
cloud
cloud
cloud
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
light snow
heavy snow
mod snow
snow shwrs
heavy snow
light snow
snow shwrs
heavy snow
heavy snow
heavy snow
heavy snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
 km/h
15
NNE
15
N
20
N
25
N
30
N
25
NNE
20
NNE
25
N
20
N
20
N
15
NNE
20
NNE
20
NNE
15
NNE
10
NNE
10
NE
10
NNE
5
E
10
SE
15
SE
25
SE
15
SE
20
S
5
SE
20
N
20
NNE
30
N
25
NNE
25
NNE
20
N
20
NNE
15
N
10
NNE
10
NNE
5
NNE
5
NE
 mm 
max°C
-9
-10
-10
-11
-13
-14
-14
-14
-13
-12
-12
-12
-11
-10
-10
-6
-8
-8
-5
-4
0
1
0
-2
-8
-9
-9
-8
-8
-9
-8
-8
-9
-5
-5
-6
Moonrise
10:05
10:34
10:51
11:01
11:08
11:13
11:18
11:22
11:27
11:35
11:47
12:08
Moonset
3:06
4:25
5:51
7:19
8:45
10:11
11:38
1:08
2:43
4:25
6:09
Sunrise
8:30
8:30
8:30
8:32
8:32
8:32
8:33
8:33
8:33
8:33
8:33
8:32
Sunset
3:15
3:15
3:15
3:15
3:17
3:18
3:18
3:18
3:19
3:21
3:22
3:23
Today's sea temperature in Hamilton Bay, Kupreanof Island is
5.6° C
(Statistics for 20 Dec 1981-2005 – mean: 7.0 max: 8.5 min: 5.5°C)
Issued (local time): 8 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest