Grunta Beach Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 6 am 05 Sep 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
18.6°C
2.4° 

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 (05 Sep):

  • Morning surf: Morning surf (05 Sep, local time) - 3.5ft (1.1m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (05 Sep, local time) - 3ft (0.9m), 10s period with W swell.
  • Evening surf: Evening surf (05 Sep, local time) - 2.5ft (0.8m), 10s period with W swell.

The current surf forecast for Grunta Beach at 1PM is: 1.1m 7s primary swell from a West direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00am September 05). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (05 Sep)3.5ft (1.1m)7s
Afternoon (05 Sep)3ft (0.9m)10s
Evening (05 Sep)2.5ft (0.8m)10s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Mon night. Warm (max 24°C on Sun morning, min 15°C on Sat morning). Winds increasing (light winds from the SSE on Sat night, fresh winds from the SW by Mon night).

Saturday
5
Sunday
6
Monday
7
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
1
1
1
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)
1.4
W
7
1.3
W
7
1.1
W
7
1.1
W
7
0.9
W
10
0.9
W
10
0.8
W
10
0.7
W
10
0.6
W
9
0.6
W
9
0.4
W
9
0.6
W
6
0.9
WSW
7
0.9
WSW
6
0.9
WSW
7
0.9
WSW
8
1.2
W
9
1.6
W
11
1.7
W
11
1.9
W
13
2
W
13
2.1
W
12
1.3
WSW
12
Wave Graph
Metric surfscale
Energy kJ
199
162
113
124
148
151
120
88
60
59
25
29
62
75
72
94
235
588
639
1226
1316
1248
470
Wind (km/h)
25
WNW
20
WNW
15
WNW
15
W
15
W
10
W
5
SSE
15
SSE
10
SSE
15
SE
15
SSE
15
SSW
20
SW
20
SW
20
SSW
20
SW
20
W
25
WNW
25
W
30
WSW
30
WSW
30
WSW
35
SW
Wind State
cross-on
on
on
on
on
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
High Tide
12:18PM7.14m
1:11AM6.88m
1:58PM6.89m
2:59AM6.92m
3:41PM7.32m
Low Tide
5:46AM2.88m
6:36PM3.10m
7:30AM3.27m
8:36PM3.10m
9:18AM2.99m
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
clear
part cloud
part cloud
cloud
part cloud
clear
cloud
part cloud
clear
cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:54
7:52
7:50
 mm
1
Temp °C
15
15
15
16
16
16
15
16
16
15
19
24
24
19
18
18
17
16
16
17
17
17
17
Feels °C
11
11
12
14
13
15
14
13
14
12
16
21
20
16
16
16
14
12
11
12
12
12
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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