Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 6 pm 04 Oct 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
18.3°C
3.5° 

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 Oct):

  • Morning surf: Morning surf (05 Oct, local time) - 2ft (0.6m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (05 Oct, local time) - 2ft (0.6m), 5s period with W swell.
  • Evening surf: Evening surf (05 Oct, local time) - 2ft (0.6m), 5s period with W swell.

The current surf forecast for Grunta Beach at 2AM is: 0.6m 8s primary swell from a West direction and 0.1m 13s secondary swell from a West direction (forecast issued at 06:00pm October 04). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (05 Oct)2ft (0.6m)8s
Afternoon (05 Oct)2ft (0.6m)5s
Evening (05 Oct)2ft (0.6m)5s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon morning, min 12°C on Wed morning). Winds increasing (calm on Tue morning, strong winds from the N by Wed morning).

Sun
4
Monday
5
Tuesday
6
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)
0.6
W
8
0.6
W
8
0.6
W
8
0.5
W
8
0.6
W
8
0.6
W
8
0.6
W
7
0.4
WSW
7
0.6
W
5
0.6
W
5
0.6
W
6
0.6
W
6
0.5
W
5
0.6
W
7
0.6
W
7
0.5
W
7
0.5
W
7
0.5
W
7
0.5
W
7
Wave Graph
Metric surfscale
Energy kJ
50
49
48
33
45
42
40
18
18
20
21
22
14
39
39
27
26
24
24
Wind (km/h)
15
WSW
15
WSW
15
WSW
15
WSW
15
SW
20
SW
15
SW
20
WSW
20
WSW
10
WSW
10
SW
10
SSW
10
SSW
5
S
5
S
5
NNE
10
N
10
NNW
5
N
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross
cross
cross-off
glassy
cross
cross
cross
High Tide
1:17AM6.81m
2:05PM7.03m
3:02AM7.09m
3:36PM7.60m
Low Tide
6:51PM3.25m
7:39AM3.39m
8:43PM3.03m
9:17AM2.95m
10:00PM2.39m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:22
—
—
—
—
—
—
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7:24
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—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:49
—
—
—
—
—
—
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6:46
—
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—
—
—
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6:44
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
16
15
16
15
15
15
15
17
17
16
16
16
15
15
15
17
16
16
16
Feels °C
15
14
15
14
13
13
13
15
15
15
15
15
14
15
15
18
15
15
16
  • 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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