Grunta Beach Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 6 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
18.1° C
2.2° 

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 (21 Jul):

  • Afternoon surf: Afternoon surf (21 Jul, local time) - 0.5ft (0.2m), 10s period with W swell.
  • Evening surf: Evening surf (21 Jul, local time) - 0.5ft (0.2m), 10s period with W swell.

The current surf forecast for Grunta Beach at 11PM is: 0.6m 4s primary swell from a North-northwest direction and 0.2m 10s secondary swell from a West direction, 0.1m 7s secondary swell from a West direction (forecast issued at 06:00pm July 21). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (21 Jul)--
Afternoon (21 Jul)0.5ft (0.2m)10s
Evening (21 Jul)0.5ft (0.2m)10s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Thu afternoon, min 13°C on Tue night). Wind will be generally light.

Tue
21
Wednesday
22
Thursday
23
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
W
10
0.2
W
10
0.2
W
10
0.6
NNW
4
0.6
NNW
4
0.7
NNW
4
0.6
NNW
4
0.2
W
10
0.2
W
9
0.6
NW
4
0.7
NW
4
0.8
NNW
4
0.5
NNW
4
0.2
W
9
0.2
W
9
0.2
W
9
0.2
W
9
0.2
W
8
0.2
W
8
Wave Graph
Metric surfscale
Energy kJ
8
8
8
11
11
16
13
9
7
10
16
21
10
7
6
6
6
6
6
Wind (km/h)
15
NNW
25
NW
20
NNW
20
NNW
10
N
15
N
20
NNW
15
NNW
15
NW
15
NW
20
NNW
15
N
15
NE
10
E
10
ENE
10
N
15
WNW
10
W
10
N
Wind State
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross-off
off
cross-off
cross
cross-on
on
cross
High Tide
00:07AM7.63m
12:34PM7.21m
00:58AM7.14m
1:35PM6.87m
Low Tide
5:42PM2.32m
6:10AM2.57m
6:33PM2.76m
7:06AM2.97m
7:39PM3.07m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:20
9:17
9:16
 mm
Temp °C
20
20
17
15
15
13
14
17
19
21
20
19
17
16
18
20
21
22
20
Feels °C
17
16
14
12
14
11
11
14
16
18
17
17
15
14
17
19
18
20
19
  • 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.


Nearest locationNearest