Saint John's Harbour Sea Conditions and Tide Table

Saint John's Harbour 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 08:50 PM.

Days 1–4 Weather Summary

Light rain (total 7mm), mostly falling on Mon night. Warm air temperatures (max 25°C on Sun afternoon, min 10°C on Tue afternoon). Winds increasing (light winds from the SE on Mon afternoon, fresh winds from the NW by Tue afternoon).

Days 5–7 Weather Summary

Light rain (total 5mm), mostly falling on Fri night. Warm air temperatures (max 22°C on Fri morning, min 13°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the SSW by Fri night).

Days 8–10 Weather Summary

Mostly dry. Warm (max 23°C on Sun afternoon, min 13°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 24°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light.

Sun
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
31
Fri
1
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
4:21PM1.12m
5:14AM0.82m
5:39PM1.16m
6:37AM0.83m
6:46PM1.23m
7:37AM0.88m
7:41PM1.28m
8:24AM0.92m
8:29PM1.33m
9:04AM0.96m
9:11PM1.34m
9:41AM1.00m
9:50PM1.33m
10:16AM1.03m
10:27PM1.29m
10:50AM1.04m
11:01PM1.22m
11:23AM1.05m
11:36PM1.14m
11:57AM1.05m
00:10AM1.05m
12:34PM1.03m
00:46AM0.95m
Low Tide
11:22PM0.38m
10:56AM0.43m
00:35AM0.32m
12:04PM0.41m
1:36AM0.26m
1:03PM0.37m
2:27AM0.22m
1:56PM0.32m
3:11AM0.19m
2:43PM0.28m
3:50AM0.18m
3:26PM0.26m
4:26AM0.19m
4:07PM0.25m
4:58AM0.22m
4:46PM0.27m
5:29AM0.26m
5:25PM0.31m
5:58AM0.31m
6:06PM0.35m
6:26AM0.36m
6:52PM0.41m
6:56AM0.41m
Wave
height (m) 
direction
period (s) 
0.6
SSE
5.0
0.5
SSE
6.0
0.5
NE
9.0
0.6
NNE
9.0
0.5
ESE
5.0
0.9
SSW
5.0
1.1
SSW
6.0
1.5
N
9.0
1.1
N
9.0
1
N
9.0
0.8
NNE
8.0
0.7
NNE
9.0
0.9
NNE
12.0
1.2
NNE
11.0
1.1
NNE
11.0
1.1
NNE
10.0
1.1
NNE
10.0
1.5
S
6.0
1.1
SE
8.0
0.9
SE
8.0
0.8
ESE
8.0
0.8
ESE
8.0
0.7
ESE
8.0
0.6
ESE
8.0
0.6
ESE
8.0
0.7
ESE
8.0
0.5
ESE
7.0
0.5
ESE
7.0
0.6
ESE
7.0
0.5
ENE
8.0
0.6
ENE
8.0
0.7
E
8.0
0.6
ENE
9.0
0.6
NE
9.0
0.9
NE
5.0
0.7
ENE
8.0
cloud
part cloud
part cloud
light rain
light rain
part cloud
rain showers
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
light rain
light rain
clear
clear
clear
clear
clear
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
cloudy
some clouds
some clouds
light rain
light rain
some clouds
rain shwrs
clear
clear
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
light rain
light rain
clear
clear
clear
clear
clear
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
 km/h
20
WSW
15
SW
15
S
15
SSE
15
ESE
30
WSW
30
NNW
20
WSW
20
W
20
W
5
WSW
10
WNW
5
S
15
WSW
10
SW
25
SSW
25
SSW
35
SSW
20
WSW
15
W
25
W
20
W
15
WSW
20
SW
5
SW
15
WNW
10
N
10
ESE
10
SW
10
S
20
SSW
15
S
10
S
5
NNE
15
NNE
5
ESE
 mm 
1
4
2
3
2
max°C
25
17
16
16
15
15
11
11
18
20
15
19
20
18
22
22
16
17
22
18
22
23
17
20
22
18
19
19
16
22
24
18
23
21
10
16
Moonrise
12:43
1:22
2:15
3:23
4:41
6:01
7:21
8:35
9:47
10:56
12:03
1:11
2:19
Moonset
5:25
6:42
7:45
8:33
9:08
9:33
9:52
10:09
10:23
10:37
10:51
11:08
11:27
Sunrise
5:24
5:24
5:26
5:28
5:28
5:30
5:31
5:31
5:33
5:35
5:35
5:37
Sunset
8:50
8:49
8:47
8:46
8:45
8:44
8:43
8:42
8:40
8:38
8:37
8:37
Today's sea temperature in Saint John's Harbour is 14.0 °C (Statistics for 20 Jul 1981-2005 – mean: 12.0 max: 15.1 min: 10.1°C)
Issued (local time): 2 pm Sunday 20 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest