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 — and sunset is at 11:04 PM.

Days 1–4 Weather Summary

Light rain (total 5mm), mostly falling on Fri night. Cool air temperatures (max 11°C on Fri night, min 10°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Cool air temperatures (max 15°C on Tue night, min 11°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 15°C on Fri afternoon, min 11°C on Thu night). Mainly fresh winds.

Days 11–13 Weather Summary

Some drizzle, heaviest during Wed afternoon. Very mild (max 14°C on Mon night, min 11°C on Tue night). Wind will be generally light.

Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wed
30
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
PM
Wave Height Map
High Tide
8:58PM2.22m
10:47AM1.26m
9:56PM2.28m
12:21PM1.31m
10:57PM2.35m
1:37PM1.43m
00:01AM2.41m
2:31PM1.56m
1:03AM2.47m
3:15PM1.66m
1:58AM2.51m
3:56PM1.75m
2:48AM2.48m
4:35PM1.82m
3:35AM2.40m
5:11PM1.87m
4:20AM2.25m
5:45PM1.91m
5:06AM2.06m
6:16PM1.93m
5:51AM1.85m
6:45PM1.94m
6:37AM1.63m
Low Tide
4:24AM0.06m
3:04PM0.85m
5:33AM-0.15m
4:18PM1.01m
6:40AM-0.35m
5:35PM1.08m
7:39AM-0.51m
6:54PM1.07m
8:30AM-0.62m
7:59PM0.98m
9:15AM-0.64m
8:53PM0.88m
9:57AM-0.60m
9:41PM0.79m
10:35AM-0.48m
10:29PM0.71m
11:10AM-0.31m
11:16PM0.65m
11:42AM-0.10m
00:02AM0.60m
12:11PM0.14m
00:49AM0.56m
12:36PM0.37m
Wave
height (m) 
direction
period (s) 
0.5
S
8.0
0.6
S
7.0
0.5
S
9.0
0.5
S
9.0
0.6
S
9.0
0.5
S
9.0
0.4
SSW
9.0
0.4
SSW
9.0
0.4
SSW
9.0
0.3
SSW
9.0
0.3
SSW
8.0
0.4
SSW
8.0
0.4
SSW
8.0
0.4
S
10.0
0.3
S
13.0
0.3
S
14.0
0.3
SSW
6.0
0.2
S
14.0
0.3
SSW
7.0
0.4
SSW
6.0
0.4
SSW
6.0
0.4
S
6.0
0.5
SW
5.0
0.6
WSW
5.0
0.5
WSW
5.0
0.4
S
6.0
0.5
SW
4.0
0.4
SSW
5.0
0.3
SSE
14.0
0.3
SSE
14.0
0.3
SSE
13.0
0.3
SSE
12.0
0.3
SSE
12.0
0.3
S
9.0
0.4
SSW
5.0
0.5
S
5.0
light rain
cloud
part cloud
light rain
cloud
part cloud
rain showers
part cloud
light rain
light rain
cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
light rain
part cloud
clear
clear
clear
clear
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
light rain
light rain
cloudy
some clouds
light rain
cloudy
some clouds
rain shwrs
some clouds
light rain
light rain
cloudy
clear
some clouds
some clouds
cloudy
some clouds
some clouds
light rain
some clouds
clear
clear
clear
clear
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
light rain
 km/h
20
SSE
20
SW
20
SW
20
S
25
SW
20
SW
15
SSW
20
WSW
15
WSW
5
SW
15
W
20
W
20
WNW
20
WNW
20
W
20
W
20
W
15
SW
15
W
25
WNW
25
NW
25
WNW
30
WNW
30
WNW
30
NW
25
WNW
30
WSW
20
WSW
15
WNW
15
W
15
WSW
15
WSW
15
SW
15
SW
20
SW
25
SW
 mm 
2
1
1
1
3
1
1
max°C
11
10
10
11
11
11
11
11
11
11
11
14
15
11
12
13
11
11
13
12
15
15
14
14
13
14
14
13
12
13
14
12
12
12
11
11
Moonrise
1:26
1:45
2:17
3:10
4:27
5:57
7:30
8:59
10:23
11:42
12:59
2:16
Moonset
5:09
6:46
8:20
9:39
10:34
11:08
11:27
11:40
11:49
11:56
12:02
12:08
Sunrise
6:24
6:24
6:26
6:28
6:30
6:31
6:33
6:35
6:37
6:37
6:39
6:41
Sunset
11:04
11:01
11:00
10:59
10:58
10:55
10:54
10:52
10:51
10:50
10:47
10:45
10:44
Today's sea temperature in Herendeen Island, Shumagin Islands is 10.5 °C (Statistics for 18 Jul 1981-2005 – mean: 10.5 max: 12.1 min: 9.4°C)
Issued (local time): 9 pm Friday 18 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest