Rossnowlagh Surf Break

Lat Long: 54.57° N 8.23° W

Rossnowlagh 48 hour detailed Surf Forecast

Issued: 11 am 12 Nov 2026 (local time)

Forecast update in  hr  min

Today's Rossnowlagh sea temperature is
11.6°C
0.3° 

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 (12 Nov):

  • Morning surf: Morning surf (12 Nov, local time) - 1.5ft (0.5m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (12 Nov, local time) - 1.5ft (0.5m), 8s period with NW swell.
  • Evening surf: Evening surf (12 Nov, local time) - 2.5ft (0.7m), 12s period with NW swell.

The current surf forecast for Rossnowlagh at 5PM is: 0.7m 10s primary swell from a Northwest direction and 0.3m 13s secondary swell from a Northwest direction (forecast issued at 11:00am November 12). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (12 Nov)1.5ft (0.5m)8s
Afternoon (12 Nov)1.5ft (0.5m)8s
Evening (12 Nov)2.5ft (0.7m)12s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Sat night. Mild temperatures (max 9°C on Thu morning, min 4°C on Fri night). Wind will be generally light.

Thu
12
Friday
13
Saturday
14
Sun
15
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
12 AM
3 AM
6 AM
Rating
(10 max)
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.5
NW
8
0.6
NNW
8
0.5
NW
8
0.7
NW
10
0.7
NW
12
0.6
NW
12
0.6
NW
11
0.5
NW
11
0.5
NW
11
0.4
NW
10
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.2
NNW
9
0.8
SSW
4
0.7
SSW
4
0.7
S
4
0.4
NW
8
0.4
NW
10
0.4
NW
10
0.4
NW
9
0.4
NW
9
0.4
NW
9
Wave Graph
Metric surfscale
Energy kJ
33
47
35
112
157
112
80
57
55
35
9
9
8
8
8
16
16
15
21
35
34
31
29
29
Wind (km/h)
10
NNE
20
NNE
20
NNE
5
NNE
5
N
0
N
5
S
5
SW
5
SW
10
SW
10
SSW
10
S
10
S
10
SSE
15
SSE
15
SSE
15
SSE
20
SSE
20
SSE
25
SSE
25
SSE
20
SSE
15
SSE
10
SW
Wind State
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
High Tide
7:01AM3.37m
7:17PM2.96m
7:36AM3.24m
7:53PM2.77m
8:16AM3.08m
8:33PM2.57m
Low Tide
1:07PM0.52m
1:10AM0.57m
1:45PM0.69m
1:45AM0.73m
2:26PM0.89m
2:22AM0.90m
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:56
—
—
—
—
—
—
7:58
—
—
—
—
—
—
—
8:00
—
—
—
—
—
—
—
8:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
4:37
—
—
—
—
—
—
—
4:35
—
—
—
—
—
—
—
4:32
—
—
—
—
4:31
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
2
Temp °C
6
9
9
7
7
6
6
7
7
8
7
5
4
4
6
6
7
8
9
9
9
9
9
9
Feels °C
2
3
3
4
4
4
3
4
4
4
3
1
0
0
2
2
3
3
4
3
3
5
5
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
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