Londonderry County Borough Sea Conditions and Tide Table

Londonderry County Borough 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 05:11 AM and sunset is at 09:40 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Fri afternoon. Warm air temperatures (max 21°C on Sun afternoon, min 9°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 2mm), mostly falling on Wed night. Warm air temperatures (max 24°C on Wed afternoon, min 10°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 10mm), heaviest on Sat afternoon. Warm (max 23°C on Thu morning, min 10°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 14mm), heaviest on Mon afternoon. Very mild (max 17°C on Mon morning, min 10°C on Tue night). Wind will be generally light.

Days 13–16 Weather Summary

Moderate rain (total 15mm), heaviest on Thu afternoon. Very mild (max 16°C on Fri morning, min 7°C on Wed night). Wind will be generally light.

Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Sat
6
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
PM
Wave Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
High Tide
12:07PM1.57m
00:51AM1.96m
10:19AM1.47m
2:20AM1.83m
4:47AM1.83m
8:39PM1.60m
7:03PM1.68m
7:01PM1.90m
7:02AM2.27m
7:26PM2.16m
7:34AM2.41m
7:56PM2.40m
8:05AM2.53m
8:28PM2.60m
8:38AM2.60m
9:00PM2.74m
9:11AM2.63m
9:33PM2.83m
9:44AM2.61m
10:08PM2.84m
10:19AM2.55m
10:45PM2.80m
10:59AM2.44m
11:28PM2.71m
11:46AM2.31m
00:22AM2.59m
Low Tide
7:23AM1.28m
4:39PM1.26m
8:56AM1.46m
4:26PM1.27m
1:59PM1.27m
1:58PM1.22m
11:39PM1.51m
1:44PM1.18m
00:24AM1.32m
1:24PM1.07m
00:57AM1.12m
1:33PM0.91m
1:31AM0.93m
1:55PM0.74m
2:06AM0.76m
2:22PM0.59m
2:40AM0.63m
2:52PM0.48m
3:15AM0.55m
3:23PM0.41m
3:51AM0.53m
3:56PM0.41m
4:29AM0.55m
4:31PM0.46m
5:10AM0.61m
5:11PM0.56m
5:59AM0.71m
6:00PM0.69m
Wave
Height (m)
Direction
Period (s)
cloud
light rain
rain showers
cloud
cloud
part cloud
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
thunderstorm
clear
part cloud
light rain
part cloud
cloud
cloud
light rain
mod rain
light rain
light rain
rain showers
part cloud
cloud
thunderstorm
rain showers
light rain
cloud
cloud
rain showers
part cloud
cloud
cloud
light rain
rain showers
cloud
light rain
rain showers
rain showers
thunderstorm
cloudy
light rain
rain shwrs
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
clear
clear
some clouds
clear
clear
clear
clear
risk tstorm
clear
some clouds
light rain
some clouds
cloudy
cloudy
light rain
mod rain
light rain
light rain
rain shwrs
some clouds
cloudy
risk tstorm
rain shwrs
light rain
cloudy
cloudy
rain shwrs
some clouds
cloudy
cloudy
light rain
rain shwrs
cloudy
light rain
rain shwrs
rain shwrs
risk tstorm
km/h
20
SSW
15
SSW
15
SSW
15
SSW
20
SW
5
S
15
SSW
15
SW
5
S
10
SW
15
W
0
N
5
NE
10
NE
5
ENE
10
SE
10
SSE
5
S
5
S
15
SSE
5
WSW
20
WNW
20
W
5
WSW
5
E
5
E
5
E
15
SSW
10
SW
5
SE
10
SSE
15
SSE
15
S
20
S
15
SW
20
NW
20
NW
15
NNW
5
SSW
15
SSE
15
S
5
SSW
15
SSE
20
SSE
20
SSE
15
SSW
20
SW
3
1
2
2
1
6
1
1
2
5
4
1
1
2
2
4
3
1
3
max °C
18
19
13
17
18
15
20
21
17
19
19
14
16
16
12
21
24
20
23
23
15
17
17
11
14
11
12
15
16
12
17
17
13
12
13
10
12
13
8
10
13
10
16
15
14
16
16
Moonrise
11:13
12:41
2:04
3:24
4:42
6:00
7:19
8:39
9:55
11:04
12:00
12:39
1:06
1:23
1:36
Moonset
2:29
2:41
2:50
2:57
3:04
3:11
3:20
3:31
3:47
4:10
4:46
5:37
6:43
7:58
9:18
10:38
Sunrise
5:11
5:09
5:07
5:05
5:05
5:03
5:03
5:01
5:00
4:58
4:58
4:56
4:56
4:54
4:54
4:54
Sunset
9:40
9:43
9:44
9:45
9:46
9:49
9:50
9:52
9:52
9:54
9:55
9:57
9:58
10:00
10:00
10:01
Today's sea temperature in Londonderry County Borough is
13.6° C
(Statistics for 22 May 1981-2005 – mean: 10.9 max: 12.4 min: 9.4°C)
Issued (local time): 12 pm Friday 22 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest