Johnstone Passage, Yakutat Bay Sea Conditions and Tide Table

Johnstone Passage, Yakutat Bay 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 03:15 PM.

Days 1–4 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -8°C on Thu afternoon, min -13°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -9°C on Tue afternoon, min -16°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 1°C on Thu afternoon, min -8°C on Wed afternoon). Winds increasing (calm on Wed afternoon, fresh winds from the ENE by Sat morning).

Days 11–13 Weather Summary

Light rain (total 7mm), mostly falling on Tue afternoon. Freeze-thaw conditions (max 2°C on Tue morning, min -10°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
1:07AM2.62m
11:59AM3.35m
1:41AM2.67m
12:35PM3.38m
2:15AM2.69m
1:10PM3.37m
2:49AM2.69m
1:46PM3.31m
3:23AM2.67m
2:23PM3.18m
3:59AM2.67m
3:05PM2.99m
4:36AM2.69m
3:52PM2.75m
5:17AM2.75m
4:50PM2.48m
6:01AM2.85m
6:02PM2.23m
6:49AM2.98m
7:29PM2.09m
7:42AM3.15m
9:03PM2.12m
8:38AM3.33m
Low Tide
6:30PM-0.06m
6:07AM1.43m
7:05PM-0.13m
6:44AM1.41m
7:40PM-0.17m
7:21AM1.37m
8:14PM-0.20m
7:59AM1.33m
8:49PM-0.18m
8:38AM1.29m
9:24PM-0.12m
9:22AM1.24m
9:59PM-0.02m
10:13AM1.17m
10:36PM0.16m
11:13AM1.07m
11:17PM0.38m
12:24PM0.91m
00:05AM0.65m
1:41PM0.66m
1:04AM0.91m
2:53PM0.34m
2:12AM1.13m
Wave
height (m) 
direction
period (s) 
0.6
SSW
10
0.5
SSW
6
0.4
SW
9
0.4
SW
9
0.4
SW
9
0.4
SW
8
0.4
SW
9
0.5
SW
10
0.5
NE
3
0.5
NE
3
0.5
NE
3
0.3
SW
10
0.3
SW
9
0.2
WSW
9
0.2
WSW
9
0.2
WSW
10
0.2
WSW
9
0.4
WSW
10
0.4
WSW
9
0.3
WSW
10
0.3
WSW
9
0.4
WSW
8
1.1
SW
7
1.2
WSW
10
1
WSW
10
0.9
WSW
10
0.6
SW
8
0.5
SW
7
0.5
SW
14
0.5
SW
14
0.4
SW
13
0.3
SW
12
0.4
SW
12
0.5
SW
11
0.4
SSW
11
0.4
SSW
10
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
light snow
mod snow
snow showers
cloud
cloud
cloud
light snow
part cloud
clear
cloud
clear
clear
part cloud
cloud
cloud
light rain
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
light snow
mod snow
snow shwrs
cloudy
cloudy
cloudy
light snow
some clouds
clear
cloudy
clear
clear
some clouds
cloudy
cloudy
light rain
 km/h
25
ENE
20
ENE
15
ENE
10
ENE
10
ENE
15
ENE
20
ENE
25
ENE
30
ENE
25
NE
25
ENE
15
ENE
15
ENE
15
ENE
10
ENE
10
ENE
5
ENE
5
E
5
ENE
10
ESE
20
ENE
30
E
10
SW
20
ENE
25
ENE
25
ENE
30
ENE
25
NE
20
NE
25
NE
15
NE
15
E
10
E
10
E
10
ENE
20
SE
 mm 
2
max°C
-8
-9
-9
-9
-10
-9
-9
-10
-13
-14
-15
-14
-14
-12
-11
-9
-9
-9
-8
-6
-4
1
0
-4
-5
-6
-7
-7
-7
-3
-6
-8
-7
-5
0
2
Moonrise
10:28
11:10
11:28
11:37
11:40
11:42
11:42
11:42
11:42
11:43
11:45
11:50
Moonset
1:43
2:51
4:19
5:54
7:29
9:02
10:33
12:04
1:40
3:21
5:10
Sunrise
9:15
9:15
9:15
9:17
9:17
9:17
9:18
9:18
9:18
9:18
9:18
9:17
Sunset
3:15
3:15
3:15
3:17
3:17
3:18
3:18
3:18
3:19
3:21
3:22
3:23
Today's sea temperature in Johnstone Passage, Yakutat Bay is
7.0° C
(Statistics for 18 Dec 1981-2005 – mean: 6.4 max: 8.3 min: 5.2°C)
Issued (local time): 2 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest