Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 12 am 11 Oct 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
17.7°C
3.2° 

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 (11 Oct):

  • Morning surf: Morning surf (11 Oct, local time) - 3ft (0.9m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (11 Oct, local time) - 2.5ft (0.8m), 10s period with WSW swell.
  • Evening surf: Evening surf (11 Oct, local time) - 2.5ft (0.8m), 6s period with WSW swell.

The current surf forecast for Grunta Beach at 3AM is: 1.1m 10s primary swell from a West direction and 0.6m 10s secondary swell from a West direction (forecast issued at 12:00am October 11). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (11 Oct)3ft (0.9m)10s
Afternoon (11 Oct)2.5ft (0.8m)10s
Evening (11 Oct)2.5ft (0.8m)6s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Tue morning. Very mild (max 18°C on Mon night, min 13°C on Sat night). Winds increasing (calm on Sun morning, strong winds from the SSW by Mon night).

Sunday
11
Monday
12
Tuesday
13
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
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
1
0
0
0
0
0
0
0
1
0
0
1
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)
1.3
W
6
1.1
W
10
1
W
10
0.9
W
10
0.8
W
10
0.7
WSW
10
0.7
WSW
10
0.8
WSW
6
0.9
WSW
7
1.2
WSW
8
1.6
WSW
10
1.8
WSW
12
1.8
WSW
12
1.8
WSW
12
1.7
WSW
11
1.7
WSW
11
1.7
WSW
11
1.7
WSW
11
2.1
WSW
11
2.2
WSW
11
2.2
WSW
10
2.1
W
10
1.9
WSW
10
1.8
WSW
10
Wave Graph
Metric surfscale
Energy kJ
136
233
192
158
125
100
100
38
78
162
564
828
828
828
704
680
668
685
936
1046
1007
969
769
653
Wind (km/h)
20
WNW
15
WNW
15
WNW
5
SW
15
SSW
25
S
25
SSE
30
SSE
35
SSE
30
SSE
25
SSE
25
S
25
SW
25
SW
20
SSW
25
S
30
SSW
30
SSW
40
SSW
30
W
35
W
30
WNW
20
W
15
W
Wind State
cross-on
cross-on
on
glassy
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
on
on
on
on
on
High Tide
7:08AM9.33m
7:23PM9.37m
7:41AM9.25m
7:56PM9.17m
8:12AM9.05m
8:25PM8.87m
Low Tide
00:56AM0.94m
1:05PM0.94m
1:26AM1.03m
1:35PM1.03m
1:52AM1.20m
2:02PM1.22m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
part cloud
clear
part cloud
cloud
part cloud
clear
cloud
rain showers
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
7:31
—
—
—
—
—
—
—
7:33
—
—
—
—
—
—
—
7:35
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:32
—
—
—
—
—
—
—
6:30
—
—
—
—
—
—
—
6:29
—
—
 mm
—
—
—
—
—
—
—
—
—
1
—
—
—
—
—
—
—
—
—
6
—
—
—
—
Temp °C
14
13
13
14
14
15
14
15
15
15
16
17
17
16
17
17
18
17
18
16
16
15
15
14
Feels °C
10
9
10
13
11
10
9
10
9
10
13
15
14
12
14
14
15
12
12
11
11
9
11
11
  • 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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