Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 6 am 16 Oct 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
14.0°C
1.5° 

Rossnowlagh surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Rossnowlagh today (16 Oct):

  • Morning surf: Morning surf (16 Oct, local time) - 7ft (2.2m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (16 Oct, local time) - 6.5ft (2.0m), 12s period with WNW swell.
  • Evening surf: Evening surf (16 Oct, local time) - 6ft (1.8m), 12s period with WNW swell.

The current surf forecast for Rossnowlagh at 10AM is: 2.2m 11s primary swell from a West-northwest direction (forecast issued at 06:00am October 16). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (16 Oct)7ft (2.2m)11s
Afternoon (16 Oct)6.5ft (2.0m)12s
Evening (16 Oct)6ft (1.8m)12s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Fri morning. Very mild (max 12°C on Fri afternoon, min 5°C on Sun night). Wind will be generally light.

Friday
16
Saturday
17
Sunday
18
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
Rating
(10 max)
1
0
0
0
0
1
2
3
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.2
W
12
2.1
W
11
2.2
WNW
11
2.1
WNW
12
2
WNW
12
1.9
WNW
12
1.8
WNW
11
1.6
WNW
11
1.5
W
11
1.4
WNW
11
1.3
WNW
11
1.2
WNW
11
1.1
WNW
11
1
WNW
11
1
W
11
0.9
WNW
11
0.8
WNW
11
0.7
WNW
10
0.8
W
10
0.9
W
10
1.2
W
14
1.2
W
13
1
W
13
Wave Graph
Metric surfscale
Energy kJ
1365
1165
1187
1121
1036
905
800
693
586
513
446
383
320
259
242
187
150
110
127
161
573
499
316
Wind (km/h)
20
W
15
WNW
20
WNW
20
NW
20
NW
15
NNW
10
N
5
NNW
5
NNE
0
NE
5
E
5
SE
5
SE
5
SE
5
SE
10
SE
5
SE
5
SE
5
SE
5
W
5
W
0
ESE
5
ESE
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
glassy
cross-off
glassy
cross-off
cross-off
cross-off
glassy
cross-off
on
glassy
glassy
glassy
High Tide
9:32AM2.97m
9:52PM2.54m
10:19AM2.74m
10:45PM2.30m
11:26AM2.56m
Low Tide
3:41PM0.94m
3:42AM1.03m
4:32PM1.20m
4:31AM1.25m
5:54PM1.40m
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
8:02
—
—
—
—
—
—
—
8:03
—
—
—
—
—
—
—
8:06
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:32
—
—
—
—
—
—
—
6:30
—
—
—
—
—
—
—
6:29
—
—
 mm
1
1
2
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
10
10
11
11
12
11
10
10
9
9
8
9
11
10
9
8
7
7
6
9
10
9
9
Feels °C
6
6
6
6
7
7
7
8
7
8
6
7
9
8
7
6
5
5
4
7
9
8
7
  • 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
How to use the Wavefinder 

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