Constantine Harbor, Amchitka Sea Conditions and Tide Table

Constantine Harbor, Amchitka 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 10:02 AM and sunset is at 05:53 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 8°C on Wed night, min 1°C on Tue morning). Mainly strong winds.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Sat night. Low air temperatures (max 6°C on Fri morning, min 2°C on Sun night). Winds increasing (light winds from the NW on Sat afternoon, gales from the SW by Sun night).

Days 7–9 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 6°C on Mon morning, min 0°C on Tue night). Winds decreasing (gales from the SW on Mon afternoon, light winds from the N by Mon night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Sat night, min 0°C on Fri afternoon). Mainly fresh winds.

Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
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
12:08PM0.88m
12:24PM0.91m
12:47PM0.94m
1:16PM0.95m
1:50PM0.96m
2:26PM0.95m
3:05PM0.93m
3:50PM0.88m
4:45PM0.80m
11:39AM0.69m
5:59PM0.68m
10:22AM0.69m
7:37PM0.55m
9:58AM0.75m
9:43PM0.43m
Low Tide
9:26PM-0.10m
10:07PM-0.14m
10:46PM-0.17m
11:26PM-0.18m
00:04AM-0.19m
00:40AM-0.18m
1:14AM-0.15m
1:45AM-0.10m
2:12AM-0.03m
3:06PM0.65m
2:35AM0.08m
4:20PM0.49m
2:51AM0.20m
5:18PM0.30m
Wave
height (m) 
direction
period (s) 
1
NE
9
0.9
ESE
5
0.8
W
10
1
N
9
0.9
WNW
12
0.9
WNW
11
0.8
NNW
8
0.8
SSE
4
1.3
SE
5
1.2
SE
5
1.3
SE
5
1.5
SE
6
1.1
SSE
5
0.6
WSW
11
0.7
W
7
1
WSW
4
1.2
W
4
1.6
SW
4
1.7
WSW
5
1.7
W
6
1
WNW
11
0.8
NW
11
1.2
NNW
11
1.5
NNW
10
1.6
NNW
10
1.7
NE
6
1.9
N
10
2
NNW
10
1.8
NNW
9
1.8
N
9
1.7
E
10
1.6
E
10
1.3
E
10
1.1
E
10
1
SE
11
0.9
SE
10
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
light rain
cloud
cloud
light rain
part cloud
part cloud
light rain
cloud
cloud
light snow
light snow
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
cloud
clear
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
cloudy
cloudy
light rain
cloudy
cloudy
light rain
some clouds
some clouds
light rain
cloudy
cloudy
light snow
light snow
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
cloudy
 km/h
25
SE
30
SSE
30
SSW
40
S
30
S
35
S
30
S
35
S
45
SSE
45
SSE
45
SSE
50
S
35
SSW
15
NW
40
SSW
45
SW
45
WSW
65
SW
65
SW
60
WSW
20
W
10
NE
15
NE
20
ENE
35
NE
40
NE
40
ENE
35
ENE
35
ENE
35
ENE
30
E
30
SE
30
SSE
25
S
30
S
35
SSW
 mm 
1
5
3
2
max°C
2
1
3
5
7
8
2
3
5
6
6
6
5
3
5
3
4
6
6
6
5
2
1
2
1
2
1
1
1
1
1
0
0
1
1
2
Moonrise
7:19
8:31
9:39
10:39
11:26
12:01
12:27
12:46
1:01
1:13
1:25
1:36
Moonset
3:25
3:50
4:25
5:13
6:14
7:25
8:42
9:59
11:17
12:35
1:54
Sunrise
10:02
10:03
10:03
10:03
10:04
10:04
10:06
10:06
10:07
10:07
10:07
10:07
Sunset
5:53
5:54
5:54
5:54
5:55
5:55
5:57
5:57
5:58
5:59
5:59
6:00
Today's sea temperature in Constantine Harbor, Amchitka is
5.3° C
(Statistics for 16 Dec 1981-2005 – mean: 4.5 max: 5.4 min: 3.7°C)
Issued (local time): 7 am Tuesday 16 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest