Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 11 am 30 Oct 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
12.6°C
0.8° 

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 (30 Oct):

  • Morning surf: Morning surf (30 Oct, local time) - 3ft (0.9m), 13s period with W swell.
  • Afternoon surf: Afternoon surf (30 Oct, local time) - 3.5ft (1.0m), 12s period with W swell.
  • Evening surf: Evening surf (30 Oct, local time) - 3.5ft (1.1m), 12s period with W swell.

The current surf forecast for Rossnowlagh at 6PM is: 1.1m 12s primary swell from a West direction and 0.4m 16s secondary swell from a West-northwest direction, 0.5m 4s secondary swell from a South direction (forecast issued at 11:00am October 30). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (IST) & DateWave HeightWave Period
Morning (30 Oct)3ft (0.9m)13s
Afternoon (30 Oct)3.5ft (1.0m)12s
Evening (30 Oct)3.5ft (1.1m)12s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat morning. Very mild (max 15°C on Fri morning, min 8°C on Sun night). Wind will be generally light.

Fri
30
Saturday
31
Sunday
1
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
1
1
2
2
3
3
3
3
1
1
0
1
1
2
2
1
1
2
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
W
13
1
W
13
1
W
12
1.1
W
12
1.1
W
12
1.4
W
14
1.5
W
13
1.5
W
13
1.5
W
12
1.4
WNW
13
1.4
WNW
13
1.4
WNW
12
1.4
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.2
WNW
12
1.1
WNW
12
1.1
WNW
12
1
WNW
12
1
WNW
11
Wave Graph
Metric surfscale
Energy kJ
276
324
287
330
314
812
806
771
717
638
638
558
549
439
439
439
461
367
355
293
263
Wind (km/h)
25
SSE
25
SSE
25
SSE
15
SSE
10
SSE
10
SE
10
SE
10
SE
5
SSE
5
SSW
5
WNW
10
NNW
10
NNW
5
NNW
5
NNW
0
NNW
10
N
15
N
10
NNE
5
N
5
NE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
cross
cross
cross-off
cross
glassy
High Tide
8:04AM3.49m
8:34PM3.02m
9:00AM3.31m
9:38PM2.72m
10:08AM3.14m
Low Tide
2:14PM0.38m
2:25AM0.58m
3:15PM0.64m
3:22AM0.85m
4:35PM0.84m
cloud
cloud
cloud
cloud
light rain
cloud
cloud
light rain
light rain
light rain
light rain
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:30
—
—
—
—
—
—
7:31
—
—
—
—
—
—
—
7:33
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
5:01
—
—
—
—
—
—
—
5:00
—
—
—
—
—
—
—
4:58
—
—
 mm
—
—
—
—
1
—
—
1
1
2
1
—
—
—
—
—
—
—
—
—
—
Temp °C
13
15
15
14
13
13
12
11
11
11
11
10
10
9
9
9
9
9
9
9
8
Feels °C
9
11
11
12
11
12
10
9
10
10
10
8
8
7
8
8
7
6
6
7
6
  • 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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