Symonds Bay, Biorka Island, Sitka Sound Sea Conditions and Tide Table

Symonds Bay, Biorka Island, Sitka Sound 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 05:16 AM and sunset is at 08:42 PM.

Days 1–3 Weather Summary

Heavy rain (total 73mm), heaviest during Thu night. Low air temperatures (max 9°C on Wed afternoon, min 6°C on Fri night). Winds decreasing (fresh winds from the ESE on Wed night, light winds from the SSE by Fri night).

Days 4–6 Weather Summary

Heavy rain (total 32mm), heaviest during Sun night. Cool air temperatures (max 10°C on Sun afternoon, min 5°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the ESE by Sun night).

Days 7–9 Weather Summary

Moderate rain (total 14mm), heaviest on Thu morning. Mild temperatures (max 9°C on Wed morning, min 5°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Mild temperatures (max 8°C on Fri morning, min 6°C on Fri night). Wind will be generally light.

Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
Sunday
11
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
3:51PM2.69m
3:08AM3.39m
4:48PM2.53m
3:58AM3.11m
5:52PM2.38m
4:56AM2.79m
7:04PM2.30m
8:16PM2.31m
7:32AM2.25m
9:16PM2.40m
8:57AM2.16m
10:02PM2.51m
10:08AM2.17m
10:40PM2.64m
11:05AM2.23m
11:11PM2.76m
11:53AM2.31m
11:39PM2.87m
12:35PM2.38m
00:07AM2.96m
1:13PM2.44m
00:35AM3.03m
Low Tide
9:16AM-0.78m
9:08PM0.94m
10:08AM-0.57m
10:00PM1.13m
11:03AM-0.30m
11:03PM1.28m
12:06PM-0.04m
00:23AM1.34m
1:14PM0.17m
1:55AM1.26m
2:22PM0.32m
3:17AM1.04m
3:22PM0.41m
4:18AM0.75m
4:11PM0.50m
5:04AM0.46m
4:53PM0.59m
5:43AM0.20m
5:30PM0.68m
6:17AM-0.01m
6:03PM0.78m
6:49AM-0.17m
6:36PM0.87m
Wave
height (m) 
direction
period (s) 
1.3
SSW
15
1.5
SW
8
1.8
SW
13
3
SSW
10
2.5
SSW
10
2.2
SSW
9
1.6
SW
10
1.5
WSW
12
1.6
WSW
11
1.4
WSW
11
1.5
WSW
10
1.3
WSW
9
1.1
WSW
9
1.4
SSW
6
2
SSW
8
1.8
SSW
9
2
SW
11
2.1
SW
11
2.3
SW
12
2.4
SW
13
2.2
WSW
13
2
WSW
12
1.8
SW
12
1.4
SW
10
1.3
SW
10
1.4
SW
9
1.6
SW
8
1.3
SSW
8
1.1
SW
8
0.9
SW
7
0.9
SW
7
1.1
SW
7
1.8
SW
11
2.2
SW
11
1.9
SW
11
1.8
SW
11
cloud
cloud
heavy rain
heavy rain
heavy rain
heavy rain
light rain
rain showers
rain showers
rain showers
clear
clear
cloud
cloud
rain showers
light rain
rain showers
mod rain
rain showers
cloud
cloud
cloud
cloud
light rain
light rain
light rain
mod rain
rain showers
part cloud
light rain
cloud
light rain
light rain
light rain
light rain
cloud
cloudy
cloudy
heavy rain
heavy rain
heavy rain
heavy rain
light rain
rain shwrs
rain shwrs
rain shwrs
clear
clear
cloudy
cloudy
rain shwrs
light rain
rain shwrs
mod rain
rain shwrs
cloudy
cloudy
cloudy
cloudy
light rain
light rain
light rain
mod rain
rain shwrs
some clouds
light rain
cloudy
light rain
light rain
light rain
light rain
cloudy
 km/h
20
SE
25
SSE
25
E
30
ESE
25
ESE
25
SSE
25
SE
25
S
20
SSE
15
SSW
10
SSW
5
SSE
15
SSE
30
SSE
30
ESE
20
SSE
15
SSW
15
SSE
20
ESE
25
S
15
SE
15
E
20
SE
15
E
15
E
20
E
25
SSE
15
SSE
20
SSE
15
ESE
15
E
20
ESE
25
E
20
E
15
ESE
10
E
 mm 
12
13
11
29
2
2
4
1
19
4
2
6
1
1
3
2
7
2
2
1
3
1
2
max°C
8
9
8
9
9
9
7
7
7
6
7
7
6
10
7
7
7
7
7
8
8
9
9
6
6
6
7
8
7
7
7
7
6
7
8
8
Moonrise
6:02
7:01
8:24
9:57
11:29
12:55
2:17
3:35
4:52
6:09
7:29
8:51
Moonset
12:59
2:15
2:59
3:22
3:34
3:42
3:47
3:51
3:54
3:57
4:01
4:06
Sunrise
5:16
5:15
5:11
5:09
5:07
5:05
5:03
5:01
4:58
4:56
4:54
4:52
Sunset
8:42
8:44
8:45
8:47
8:50
8:52
8:53
8:57
8:59
9:00
9:02
9:05
Today's sea temperature in Symonds Bay, Biorka Island, Sitka Sound is 7.4 °C (Statistics for 30 Apr 1981-2005 – mean: 7.1 max: 8.9 min: 6.1°C)
Issued (local time): 9 am Wednesday 30 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest