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 — and sunset is at —.

Days 1–4 Weather Summary

Heavy rain (total 60mm), heaviest during Sat night. Low air temperatures (max 7°C on Thu night, min 4°C on Sat night). Winds increasing (calm on Fri afternoon, strong winds from the S by Sun afternoon).

Days 5–7 Weather Summary

Mild with heavy rain (total 74mm), heaviest during Sun night. Becoming colder with a moderate fall of snow, heaviest on Mon night. Icy conditions (max 6°C on Mon afternoon, min -1°C on Mon night). Winds decreasing (strong winds from the SSW on Mon afternoon, calm by Mon night).

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Wed night. Freeze-thaw conditions (max 1°C on Wed night, min -9°C on Sat afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -2°C on Tue afternoon, min -9°C on Sat night). Wind will be generally light.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tue
16
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
00:40AM2.93m
11:52AM3.87m
1:30AM2.96m
12:40PM3.80m
2:19AM2.94m
1:29PM3.63m
3:10AM2.88m
2:20PM3.36m
4:02AM2.83m
3:15PM3.03m
4:55AM2.78m
4:15PM2.68m
5:49AM2.76m
5:26PM2.36m
6:42AM2.78m
6:49PM2.14m
7:31AM2.83m
8:14PM2.08m
8:16AM2.89m
9:29PM2.13m
8:57AM2.96m
10:29PM2.25m
9:35AM3.04m
Low Tide
6:04PM-0.77m
6:52PM-0.82m
6:42AM1.14m
7:40PM-0.76m
7:33AM1.17m
8:28PM-0.59m
8:28AM1.21m
9:17PM-0.36m
9:28AM1.24m
10:07PM-0.07m
10:36AM1.24m
10:58PM0.24m
11:51AM1.17m
11:50PM0.54m
1:08PM1.01m
00:45AM0.83m
2:17PM0.80m
1:41AM1.07m
3:13PM0.56m
2:36AM1.25m
4:00PM0.34m
3:27AM1.37m
4:40PM0.16m
Wave
height (m) 
direction
period (s) 
1.5
SW
11
1.4
WSW
13
1.3
WSW
12
1.4
SW
11
2.1
SW
10
3
SW
10
3
SW
10
3
SW
10
3
SW
10
3
SW
12
3
SW
12
3.5
SW
12
3.5
SW
12
2.5
SW
12
3.5
SW
13
3.5
SW
12
2.5
WSW
13
2
WSW
13
1.8
SW
11
1.6
SW
10
1.6
SW
10
1.3
SW
10
1.1
SW
9
0.8
SW
9
0.7
SW
9
0.8
SSW
9
0.7
SW
9
0.6
SW
9
0.6
SW
9
0.6
SSW
8
0.5
SW
9
0.4
SW
8
0.4
SSW
10
0.6
W
9
0.8
WSW
13
0.8
WSW
16
part cloud
part cloud
cloud
heavy rain
light rain
light rain
heavy rain
mod rain
rain showers
heavy rain
heavy rain
light rain
heavy snow
light rain
mod rain
mod rain
light rain
light snow
mod snow
cloud
light snow
light snow
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
some clouds
some clouds
cloudy
heavy rain
light rain
light rain
heavy rain
mod rain
rain shwrs
heavy rain
heavy rain
light rain
heavy snow
light rain
mod rain
mod rain
light rain
light snow
mod snow
cloudy
light snow
light snow
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
 km/h
10
ESE
10
N
10
N
20
SE
35
SSW
40
S
35
SE
35
S
50
S
20
ESE
30
E
40
SSW
25
NE
10
SSW
15
SW
25
WSW
20
WSW
20
SSE
25
E
20
ENE
25
ENE
25
NE
15
NE
20
NE
20
NE
20
NE
20
NE
20
NE
20
NE
20
NE
15
NE
15
NE
15
NNE
5
NE
10
ESE
10
SE
 mm 
14
4
5
24
6
7
29
17
5
1
4
6
7
3
2
max°C
7
6
7
7
7
7
6
7
6
5
5
6
4
4
5
5
5
3
1
0
-1
-2
-6
-6
-7
-8
-8
-8
-7
-7
-8
-7
-6
-6
-3
-2
Moonrise
3:18
4:43
6:22
8:01
9:33
10:59
12:21
1:40
2:59
4:18
5:40
Moonset
10:22
11:17
11:46
12:01
12:10
12:16
12:21
12:25
12:29
12:33
12:40
12:49
Sunrise
8:21
8:22
8:22
8:25
8:26
8:26
8:29
8:30
8:30
8:32
8:33
8:33
Sunset
3:23
3:22
3:22
3:22
3:22
3:21
3:21
3:21
3:21
3:21
3:21
3:21
Today's sea temperature in Symonds Bay, Biorka Island, Sitka Sound is
7.8° C
(Statistics for 04 Dec 1981-2005 – mean: 7.3 max: 9.0 min: 5.9°C)
Issued (local time): 8 pm Thursday 04 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest