Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 12 pm 01 Oct 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
18.1°C
3.1° 

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 (01 Oct):

  • Morning surf: Morning surf (01 Oct, local time) - 5.5ft (1.7m), 11s period with WSW swell.
  • Afternoon surf: Afternoon surf (01 Oct, local time) - 6.5ft (2.0m), 13s period with WSW swell.
  • Evening surf: Evening surf (01 Oct, local time) - 6ft (1.8m), 13s period with WSW swell.

The current surf forecast for Grunta Beach at 4PM is: 1.9m 13s primary swell from a West-southwest direction and 1.6m 13s secondary swell from a West direction (forecast issued at 12:00pm October 01). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (01 Oct)5.5ft (1.7m)11s
Afternoon (01 Oct)6.5ft (2.0m)13s
Evening (01 Oct)6ft (1.8m)13s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 18°C on Fri morning, min 14°C on Thu night). Winds decreasing (fresh winds from the SSW on Fri morning, calm by Sat night).

Thu
1
Friday
2
Saturday
3
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
1
1
1
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
WSW
11
2
WSW
13
1.9
WSW
13
1.8
WSW
13
1.7
WSW
10
1.6
WSW
10
1.5
WSW
10
1.6
WSW
9
1.7
WSW
9
1.7
WSW
9
1.7
WSW
9
1.7
WSW
9
1.7
WSW
9
1.6
WSW
9
1.6
WSW
9
1.5
W
9
1.4
WSW
9
1.3
WSW
9
1.2
W
9
1.1
W
9
0.9
WSW
9
Wave Graph
Metric surfscale
Energy kJ
561
1339
1156
1025
585
471
428
415
443
454
446
446
446
442
461
405
355
308
246
203
135
Wind (km/h)
25
WSW
25
WSW
30
SW
30
SW
25
SSW
25
S
30
SSW
30
SSW
30
SSW
30
SSW
30
SW
25
SSW
25
SSW
25
SSW
20
SW
10
WSW
5
WNW
10
NW
5
NW
5
NNW
0
WNW
Wind State
on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
9:27AM8.85m
9:52PM8.58m
10:08AM8.33m
10:37PM7.92m
10:59AM7.68m
Low Tide
3:21PM1.53m
3:43AM1.82m
4:04PM2.11m
4:30AM2.48m
5:05PM2.78m
rain showers
clear
part cloud
part cloud
cloud
clear
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
light rain
cloud
cloud
cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
—
—
—
—
—
—
7:16
—
—
—
—
—
—
—
7:18
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:55
—
—
—
—
—
—
—
6:52
—
—
—
—
—
—
—
6:51
—
—
 mm
1
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
—
—
—
—
—
Temp °C
15
16
16
16
15
14
14
15
16
18
18
17
16
15
15
15
15
15
15
15
15
Feels °C
10
11
10
11
11
10
9
11
11
13
13
13
13
12
12
15
15
15
15
14
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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