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 — and sunset is at 05:55 PM.

Days 1–4 Weather Summary

Mostly dry. Low air temperatures (max 7°C on Sun afternoon, min 2°C on Tue morning). Mainly fresh winds.

Days 5–7 Weather Summary

Moderate rain (total 18mm), heaviest on Tue afternoon. Low air temperatures (max 5°C on Tue afternoon, min 1°C on Thu night). Winds increasing (light winds from the ESE on Wed morning, severe gales from the ENE by Fri morning).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min 0°C on Fri night). Winds decreasing (gales from the ENE on Fri afternoon, fresh winds from the SSE by Sun morning).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Mild temperatures (max 5°C on Mon night, min 3°C on Tue night). Winds increasing (fresh winds from the SSE on Mon night, gales from the ESE by Thu morning).

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
AM
Wave Height Map
High Tide
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
10:04AM0.86m
10:26AM0.98m
10:59AM1.08m
11:40AM1.16m
Low Tide
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
6:11PM0.11m
7:03PM-0.08m
7:55PM-0.23m
8:47PM-0.34m
Wave
height (m) 
direction
period (s) 
0.8
W
9
0.5
W
11
0.6
W
8
0.6
SW
5
0.6
SE
8
0.7
SE
8
0.7
SE
8
0.9
SE
6
1.3
ESE
5
1.7
ESE
6
2
SSE
14
1.8
SE
14
1.7
SE
13
3.5
N
9
5
N
10
5.5
NNE
10
5.5
NE
11
6
ENE
12
5
ENE
12
4.5
ENE
11
3.5
E
11
3
E
10
2.4
ESE
10
1.8
ESE
11
1.5
ESE
11
1.4
ESE
10
1.3
ESE
10
1.2
ESE
10
1.1
SE
8
1.6
SE
6
1.9
ESE
7
3
ESE
8
3
ESE
8
3
ESE
8
3
E
8
3.5
ESE
9
cloud
cloud
part cloud
clear
clear
clear
clear
cloud
cloud
light rain
light rain
light rain
light rain
mod rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
cloudy
cloudy
some clouds
clear
clear
clear
clear
cloudy
cloudy
light rain
light rain
light rain
light rain
mod rain
light rain
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
 km/h
30
S
20
SW
30
SSW
30
SW
30
SSW
30
SSW
30
S
35
SSE
40
ESE
40
ESE
25
SSE
10
ESE
25
NE
55
NNE
75
NE
75
NE
75
ENE
70
ENE
55
ENE
60
E
50
ESE
45
ESE
40
SE
30
SSE
30
SSE
35
SSE
35
SSE
35
SSE
35
SSE
45
SE
50
SE
60
ESE
60
SE
50
ESE
60
ESE
65
ESE
 mm 
4
2
1
3
7
1
1
max°C
6
6
6
7
7
5
3
4
3
5
5
5
5
5
3
3
2
1
1
0
1
1
2
2
2
3
3
4
5
5
5
4
4
4
4
4
Moonrise
12:01
12:27
12:46
1:01
1:13
1:25
1:36
1:50
2:07
2:31
3:05
Moonset
6:14
7:25
8:42
9:59
11:17
12:35
1:54
3:17
4:43
6:14
7:46
9:10
Sunrise
10:04
10:06
10:06
10:07
10:07
10:07
10:07
10:07
10:07
10:07
10:07
10:07
Sunset
5:55
5:55
5:57
5:57
5:58
5:59
5:59
6:00
6:00
6:01
6:02
6:04
Today's sea temperature in Constantine Harbor, Amchitka is
5.2° C
(Statistics for 20 Dec 1981-2005 – mean: 4.4 max: 5.4 min: 3.7°C)
Issued (local time): 1 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest