Herendeen Island, Shumagin Islands Sea Conditions and Tide Table

Herendeen Island, Shumagin Islands 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 10:00 AM and sunset is at 05:09 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 5°C on Mon afternoon, min 0°C on Sat morning). Winds decreasing (gales from the NW on Sat night, fresh winds from the W by Mon morning).

Days 4–6 Weather Summary

Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Thu night. Icy conditions (max 5°C on Thu afternoon, min -3°C on Thu night). Winds increasing (light winds from the W on Wed afternoon, gales from the NW by Thu night).

Days 7–9 Weather Summary

Mostly dry. Temperatures will be below freezing (max -4°C on Sat night, min -7°C on Fri morning). Winds decreasing (gales from the NNW on Fri night, fresh winds from the NNW by Sun night).

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 3°C on Wed afternoon, min -4°C on Mon morning). Winds increasing (moderate winds from the NNW on Mon afternoon, gales from the NW by Tue morning).

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
1:48PM2.48m
3:59AM1.88m
2:19PM2.46m
4:37AM1.89m
2:52PM2.41m
5:12AM1.90m
3:29PM2.33m
5:45AM1.93m
4:11PM2.20m
6:17AM1.97m
5:02PM2.03m
6:51AM2.05m
6:02PM1.83m
7:29AM2.15m
7:24PM1.63m
8:13AM2.27m
9:10PM1.53m
9:02AM2.40m
10:45PM1.55m
9:53AM2.55m
00:07AM1.66m
10:48AM2.68m
1:10AM1.79m
Low Tide
7:58AM1.27m
9:06PM-0.18m
8:31AM1.28m
9:40PM-0.17m
9:05AM1.29m
10:14PM-0.12m
9:45AM1.28m
10:46PM-0.04m
10:32AM1.25m
11:18PM0.09m
11:27AM1.18m
11:52PM0.25m
12:34PM1.06m
00:29AM0.45m
1:56PM0.87m
1:14AM0.67m
3:13PM0.59m
2:11AM0.89m
4:20PM0.28m
3:15AM1.07m
5:22PM-0.03m
4:19AM1.19m
6:20PM-0.28m
Wave
height (m) 
direction
period (s) 
0.9
WNW
4
1.2
WNW
4
1.3
WNW
4
0.9
WNW
4
0.9
WNW
4
1.1
NW
4
0.6
W
3
1
WNW
4
0.9
WNW
4
0.7
WNW
3
0.8
WNW
3
0.5
NW
3
0.2
WSW
4
0.1
S
13
0.3
SW
6
0.4
SSW
6
0.5
SSW
7
1.1
SW
8
1.3
SW
10
1.2
SW
9
1.3
NW
4
1.3
NW
4
1.3
NW
4
1.2
NNW
4
0.9
NNW
4
1
N
4
0.7
SE
6
0.6
SE
6
0.5
ESE
6
0.6
SE
6
1.1
WNW
4
1.3
WNW
4
1.1
NW
4
0.9
WNW
4
0.7
W
4
0.6
SW
4
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
cloud
light rain
light snow
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
cloud
cloud
clear
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
light snow
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
cloudy
clear
some clouds
cloudy
cloudy
 km/h
45
NW
55
NW
65
NW
50
NW
50
WNW
50
NW
35
W
50
WNW
50
WNW
40
WNW
45
NW
30
NW
15
NW
10
W
20
WSW
20
SSW
25
S
35
WSW
60
NW
50
NNW
55
NNW
60
NNW
60
NNW
60
NNW
45
NNW
45
N
40
NNW
30
NNW
25
NNW
30
NW
60
NW
60
NW
50
NW
50
NW
35
WNW
30
WSW
 mm 
2
5
max°C
1
0
2
2
3
3
4
5
5
4
3
2
1
2
4
4
5
5
-6
-7
-6
-5
-5
-4
-4
-5
-5
-4
-3
0
1
1
1
2
3
3
Moonrise
11:30
12:01
12:21
12:35
12:45
12:53
1:00
1:07
1:15
1:27
1:43
2:10
Moonset
5:14
6:29
7:52
9:15
10:39
12:02
1:26
2:53
4:25
6:03
7:42
Sunrise
10:00
10:00
10:00
10:02
10:02
10:02
10:02
10:03
10:03
10:03
10:03
10:02
Sunset
5:09
5:09
5:10
5:10
5:12
5:13
5:13
5:14
5:15
5:15
5:16
5:17
Today's sea temperature in Herendeen Island, Shumagin Islands is
5.9° C
(Statistics for 20 Dec 1981-2005 – mean: 5.1 max: 6.1 min: 4.0°C)
Issued (local time): 2 am Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest