Grunta Beach Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 12 am 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
17.7° C
2.3° 

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 (13 Jul):

  • Morning surf: Morning surf (13 Jul, local time) - 0.5ft (0.1m), 20s period with W swell.
  • Afternoon surf: Afternoon surf (13 Jul, local time) - 0.5ft (0.1m), 19s period with SW swell.
  • Evening surf: Evening surf (13 Jul, local time) - 0.5ft (0.1m), 15s period with W swell.

The current surf forecast for Grunta Beach at 4AM is: 0.1m 8s primary swell from a West direction (forecast issued at 12:00am July 13). An open ocean swell of 1.0m 5s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (13 Jul)0.5ft (0.1m)20s
Afternoon (13 Jul)0.5ft (0.1m)19s
Evening (13 Jul)0.5ft (0.1m)15s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Tue afternoon, min 14°C on Sun night). Winds decreasing (strong winds from the ENE on Sun night, light winds from the E by Tue night).

Monday
13
Tuesday
14
Wednesday
15
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
0
0
0
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)
0.1
W
8
0.1
W
8
0.1
W
20
0.1
W
20
0.1
SW
19
0.1
SW
19
0.1
SW
19
0.1
W
15
0.1
W
15
0.2
W
12
0.2
W
12
0.2
W
11
0.2
W
11
0.2
W
11
0.3
W
11
0.3
W
10
0.3
W
10
0.3
W
10
0.3
W
10
0.3
W
10
0.3
W
9
0.3
W
9
0.3
W
9
0.3
W
9
Wave Graph
Metric surfscale
Energy kJ
1
1
8
7
15
15
15
4
4
12
12
12
12
12
20
18
18
17
17
17
15
15
14
14
Wind (km/h)
45
ENE
45
ENE
45
ENE
45
ENE
35
E
25
ENE
20
NNE
35
ENE
40
ENE
35
E
35
ENE
35
E
25
E
15
NE
15
NNE
10
E
30
E
30
E
30
E
30
E
25
E
15
ENE
10
NE
10
SW
Wind State
off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
off
cross-off
cross-on
High Tide
5:31AM8.25m
5:59PM8.59m
6:32AM8.65m
6:56PM9.01m
7:27AM8.96m
7:48PM9.31m
Low Tide
11:11PM1.68m
11:39AM1.48m
00:12AM1.23m
12:37PM1.11m
1:10AM0.88m
1:30PM0.84m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:15
5:16
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:28
9:27
9:25
 mm
1
Temp °C
19
15
14
16
21
26
28
24
18
15
14
16
23
28
29
27
22
19
17
18
24
27
28
23
Feels °C
11
6
5
8
15
21
24
17
11
9
9
10
18
24
26
25
17
14
12
13
21
24
26
22
  • 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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