Ascension Island Sea Conditions and Tide Table

Ascension Island 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

Mostly dry. Warm air temperatures (max 27°C on Thu night, min 26°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Mon afternoon, min 26°C on Sun night). Mainly fresh winds.

Days 8–10 Weather Summary

Mostly dry. Warm (max 27°C on Fri morning, min 26°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 27°C on Sun afternoon, min 26°C on Sat night). Wind will be generally light.

Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Sat
4
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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
High Tide
6:31PM1.33m
6:51AM1.22m
7:07PM1.32m
7:27AM1.22m
7:45PM1.28m
8:07AM1.19m
8:26PM1.21m
8:51AM1.14m
9:14PM1.12m
9:45AM1.08m
10:15PM1.01m
10:56AM1.03m
11:44PM0.93m
12:34PM1.01m
1:37AM0.91m
2:10PM1.06m
3:02AM0.96m
3:18PM1.13m
3:59AM1.02m
4:09PM1.20m
4:41AM1.08m
4:51PM1.25m
5:17AM1.13m
5:28PM1.28m
5:50AM1.16m
6:01PM1.28m
6:20AM1.17m
6:32PM1.25m
Low Tide
00:47AM0.24m
12:53PM0.25m
1:22AM0.25m
1:31PM0.27m
2:00AM0.28m
2:13PM0.32m
2:41AM0.34m
3:02PM0.39m
3:28AM0.42m
4:02PM0.47m
4:28AM0.51m
5:29PM0.54m
5:54AM0.56m
7:22PM0.54m
7:37AM0.56m
8:52PM0.48m
8:55AM0.51m
9:52PM0.40m
9:51AM0.44m
10:37PM0.34m
10:35AM0.38m
11:14PM0.30m
11:13AM0.34m
11:47PM0.28m
11:48AM0.31m
00:17AM0.28m
12:21PM0.31m
Wave
height (m) 
direction
period (s) 
1.3
SSW
14
1.3
SSW
13
1.2
S
12
1.2
SSW
12
1.2
S
11
1.2
NNW
18
1.3
NNW
16
1.4
NNW
15
1.4
NNW
15
1.6
NNW
16
1.5
NNW
15
1.5
NNW
14
1.6
NNW
14
1.6
NNW
14
1.6
NNW
14
1.5
NNW
14
1.5
NNW
13
1.5
NNW
13
1.4
NNW
13
1.3
NNW
12
1.4
NNW
12
1.3
NNW
12
1.2
NNW
11
1.2
NNW
11
1.1
NNW
11
1.1
NNW
10
1
NNW
10
0.9
NNW
10
1
N
10
1
N
10
1.1
N
9
1.1
SW
17
1.1
SW
16
1.2
SSW
15
1.1
WSW
14
1.2
SW
14
1.3
SSW
13
1.2
SSW
12
1.2
SSW
12
1.6
NW
16
1.5
SSW
15
1.6
SW
14
1.6
SW
14
1.4
SW
13
1.5
SW
13
1.5
SSW
12
1.5
SSW
12
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
part cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
clear
some clouds
some clouds
some clouds
some clouds
clear
risk tstorm
some clouds
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
 km/h
25
ESE
25
ESE
25
SE
25
ESE
25
ESE
25
ESE
25
ESE
25
SE
25
SE
30
SE
20
SE
15
ESE
15
SE
15
E
20
ESE
15
ESE
20
ESE
25
ESE
25
ESE
20
ESE
25
ESE
25
ESE
25
ESE
20
ESE
20
E
25
ESE
20
ESE
20
ESE
20
ESE
25
SE
25
ESE
25
SE
20
ESE
25
ESE
20
ESE
25
ESE
30
SE
25
SE
25
ESE
30
SE
30
SE
25
ESE
25
ESE
25
SE
30
ESE
25
SE
25
ESE
 mm 
1
max°C
27
27
27
27
27
27
27
26
27
26
26
27
27
26
26
26
26
26
26
26
26
26
27
27
27
26
26
26
26
27
27
26
27
27
27
27
27
26
26
26
26
27
26
26
27
27
26
Moonrise
8:08
9:03
10:01
11:03
12:07
1:10
2:10
3:05
3:55
4:40
5:22
6:02
6:41
7:20
8:00
Moonset
8:18
9:07
10:01
10:59
12:01
1:04
2:06
3:04
3:58
4:49
5:37
6:23
7:09
7:56
8:44
Sunrise
7:01
7:01
7:01
7:01
7:01
7:01
7:01
7:01
7:01
7:01
7:00
7:00
7:00
7:00
7:00
7:00
Sunset
7:07
7:07
7:07
7:07
7:06
7:06
7:05
7:04
7:04
7:02
7:02
7:01
7:01
7:00
7:00
Today's sea temperature in Ascension Island is
28.0° C
(Statistics for 19 Mar 1981-2005 – mean: 27.5 max: 28.3 min: 26.6°C)
Issued (local time): 11 pm Thursday 19 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest