Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 6 pm 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
17.1°C
3.0° 

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


How big are the waves at Grunta Beach today (19 Oct):

  • Morning surf: Morning surf (19 Oct, local time) - 1.5ft (0.4m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (19 Oct, local time) - 1.5ft (0.4m), 15s period with W swell.
  • Evening surf: Evening surf (19 Oct, local time) - 1.5ft (0.5m), 14s period with W swell.

The current surf forecast for Grunta Beach at 2AM is: 0.4m 10s primary swell from a West direction and 0.2m 13s secondary swell from a West direction (forecast issued at 06:00pm October 18). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (19 Oct)1.5ft (0.4m)10s
Afternoon (19 Oct)1.5ft (0.4m)15s
Evening (19 Oct)1.5ft (0.5m)14s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Tue night. Very mild (max 14°C on Mon afternoon, min 9°C on Sun night). Winds increasing (light winds from the NE on Mon night, gales from the WNW by Tue night).

Sun
18
Monday
19
Tuesday
20
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)
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
WSW
10
0.4
WSW
10
0.4
W
10
0.4
W
10
0.4
W
10
0.4
W
10
0.2
W
16
0.3
W
16
0.4
W
15
0.4
W
15
0.6
W
14
0.5
W
13
0.7
W
13
0.7
W
13
0.7
W
12
0.7
W
12
0.7
W
12
0.6
W
12
0.5
W
10
Wave Graph
Metric surfscale
Energy kJ
34
33
31
32
31
32
21
46
69
68
138
88
171
163
144
141
141
103
56
Wind (km/h)
20
NE
25
NE
25
NNE
25
NNE
25
NE
25
ENE
30
E
35
ESE
35
SE
25
SE
20
ESE
15
SE
10
E
5
NE
5
NNE
10
W
20
SW
25
S
25
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
on
cross-on
cross
cross-off
High Tide
11:25PM6.45m
12:14PM6.45m
1:00AM6.19m
2:01PM6.51m
Low Tide
5:06PM3.51m
5:27AM3.80m
6:42PM3.80m
7:29AM3.93m
8:23PM3.56m
clear
part cloud
part cloud
part cloud
cloud
light rain
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:46
—
—
—
—
—
—
—
7:47
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
—
—
—
—
—
—
—
6:15
—
—
—
—
—
—
—
6:14
—
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 mm
—
—
—
—
—
3
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
13
13
12
11
9
10
11
13
14
12
11
11
11
10
10
12
13
12
12
Feels °C
7
6
5
4
3
4
5
5
6
6
6
8
8
8
8
9
9
7
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 

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 Grunta Beach 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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