Grunta Beach Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 6 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
19.2°C
2.9° 

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 (26 Aug):

  • Morning surf: Morning surf (26 Aug, local time) - 1.5ft (0.4m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (26 Aug, local time) - 1.5ft (0.4m), 8s period with W swell.
  • Evening surf: Evening surf (26 Aug, local time) - 1.5ft (0.4m), 8s period with W swell.

The current surf forecast for Grunta Beach at 1AM is: 0.4m 10s primary swell from a West direction and 0.1m 8s secondary swell from a Southwest direction (forecast issued at 06:00pm August 25). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Aug)1.5ft (0.4m)9s
Afternoon (26 Aug)1.5ft (0.4m)8s
Evening (26 Aug)1.5ft (0.4m)8s

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


Short Range Forecast

Heavy rain (total 23mm), heaviest during Thu morning. Warm (max 22°C on Tue afternoon, min 16°C on Tue night). Wind will be generally light.

Tue
25
Wednesday
26
Thursday
27
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)
0.3
W
10
0.3
W
10
0.3
W
10
0.4
W
10
0.4
W
9
0.4
W
9
0.4
W
9
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.4
W
8
0.3
W
8
0.3
W
8
0.3
W
7
0.3
W
7
0.3
W
7
0.3
SW
8
0.4
SW
7
Wave Graph
Metric surfscale
Energy kJ
17
17
17
30
26
25
24
21
21
20
18
18
10
10
10
9
9
9
19
Wind (km/h)
10
ESE
15
SSE
10
ESE
10
SE
15
SSE
15
SSE
15
SE
15
ENE
10
NE
15
SE
15
SE
15
ESE
15
ENE
15
E
10
SSW
20
WSW
25
WSW
20
WSW
15
WSW
Wind State
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-on
cross-on
on
on
cross-on
High Tide
5:28PM7.77m
5:49AM7.78m
6:07PM8.28m
6:26AM8.24m
6:43PM8.69m
Low Tide
11:32PM2.15m
11:52AM2.00m
00:11AM1.69m
12:28PM1.59m
cloud
light rain
light rain
light rain
part cloud
part cloud
clear
clear
cloud
clear
cloud
part cloud
light rain
light rain
heavy rain
rain showers
part cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:19
8:15
8:14
 mm
1
1
1
1
4
11
2
Temp °C
22
20
17
17
16
16
18
21
21
22
19
18
18
17
17
18
18
18
17
Feels °C
20
18
16
16
15
15
17
20
20
20
18
16
16
16
17
15
14
15
15
  • 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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