Harbour surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 6 am Thursday 21 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harbour sea temperature is
11.8° C
(Which is slightly warmer than usual)

How big are the waves at Harbour today?

The current surf forecast for Harbour at 10AM is: 0.7m 11s primary swell from a West direction and 0.4m 8s secondary swell from a Northwest direction (forecast issued at 06:00am May 21). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (21 May)2.5ft (0.7m)11s
Afternoon (21 May)2.5ft (0.8m)11s
Evening (21 May)2.5ft (0.7m)11s

Table - waves today at Harbour. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 18°C on Fri afternoon, min 10°C on Fri night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sun
24
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
Rating
(10 max)
1
1
0
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
1
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
W
11
0.8
W
11
0.7
W
11
0.8
WSW
11
0.7
W
11
0.7
W
11
0.7
W
11
0.7
W
10
0.7
W
11
0.7
W
11
0.6
W
11
0.6
W
11
0.6
W
12
0.6
W
11
0.7
W
11
0.6
W
10
0.6
WSW
10
0.6
W
11
0.5
W
9
0.6
WSW
10
0.6
W
10
0.7
W
9
0.7
W
9
0.8
W
10
Wave Graph
Metric surfscale
Energy kJ
206
149
114
153
112
110
110
108
112
114
85
86
98
83
110
74
80
83
41
74
68
87
85
117
Wind (km/h)
20
SSE
15
SSW
15
SSW
15
SSW
15
S
25
SSE
25
SSE
20
SSE
15
SSE
15
SSE
15
S
20
SSW
20
SSW
15
SW
10
SSW
10
S
10
SSE
10
SSE
15
SSW
15
SW
20
SW
15
SSW
10
S
10
S
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
High Tide
10:01AM2.84m
10:25PM3.36m
11:05AM2.60m
11:29PM3.20m
12:16PM2.44m
00:38AM3.07m
Low Tide
3:44AM0.36m
3:45PM0.58m
4:50AM0.56m
4:45PM0.79m
6:06AM0.70m
5:57PM0.95m
light rain
cloud
part cloud
part cloud
light rain
light rain
cloud
light rain
cloud
cloud
cloud
cloud
cloud
light rain
clear
clear
cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:16
5:16
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:40
9:42
9:44
9:45
3
3
2
1
1
Temp °C
13
14
15
17
15
15
15
13
13
13
15
17
18
16
13
12
11
10
13
16
17
16
14
13
10
12
13
15
13
11
11
9
10
11
12
13
14
14
11
10
9
8
10
12
13
13
12
11
Swell 1
Height (m)
Direction
Period (s)
0.9
W
11
0.8
W
11
0.7
W
11
0.8
WSW
11
0.7
W
11
0.7
W
11
0.7
W
11
0.7
W
10
0.7
W
11
0.7
W
11
0.6
W
11
0.6
W
11
0.6
W
12
0.6
W
11
0.7
W
11
0.6
W
10
0.6
WSW
10
0.6
W
11
0.5
W
9
0.6
WSW
10
0.6
W
10
0.7
W
9
0.7
W
9
0.8
W
10
Energy kJ
206
149
114
153
112
110
110
108
112
114
85
86
98
83
110
74
80
83
41
74
68
87
85
117
Swell 2
Height (m)
Direction
Period (s)
0.4
NW
6
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.3
NW
7
0.3
NW
7
0.1
NW
7
0.1
NW
7
0.1
NW
7
0.1
NW
7
0.1
NW
7
0.1
N
7
0.1
N
6
0.2
W
12
0.2
W
12
0.3
W
11
Energy kJ
11
23
22
14
8
8
2
2
2
2
2
1
1
11
12
22
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SSE
3
0.4
SSW
3
0.4
SSW
3
0.3
SSW
2
0.4
S
3
0.5
S
3
0.5
S
3
0.5
S
3
0.4
SSE
3
0.3
S
3
0.3
SSW
3
0.3
SSW
3
0.2
SSW
3
0.2
SSW
2
0.3
S
3
0.3
SSW
3
Energy kJ
3
3
3
1
2
5
5
5
3
1
2
2
1
1
1
2
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
2
1
1
1
Distance (km)
37
0
37
12
37
77
30
0
0
0
37
37
64
62
0
0
0
0
1
37
38
0
0
0
Best forecast wave conditions in Donegal
Rating
(10 max)
3
1
2
2
2
2
1
1
1
1
2
2
2
2
1
1
1
1
1
1
2
1
1
1
Best forecast wave conditions in Ireland
Rating
(10 max)
2
2
2
2
2
2
3
1
2
3
2
2
2
2
2
2
1
1
1
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
4
5
7
7
7
6
5
7
5
7
7
8
8
7
6
7
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Harbour surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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