Surf Break

Lat Long: 51.18° N 4.22° W

Grunta Beach 48 hour detailed Surf Forecast

Issued: 5 am 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Grunta Beach sea temperature is
15.4°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 (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 4.5ft (1.4m), 11s period with WSW swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.1m), 12s period with WSW swell.
  • Evening surf: Evening surf (31 Oct, local time) - 3.5ft (1.0m), 12s period with WSW swell.

The current surf forecast for Grunta Beach at 1PM is: 1.2m 12s primary swell from a West-southwest direction (forecast issued at 05:00am October 31). The wind direction is predicted to be offshore and the swell rating is 2.

Time (GMT) & DateWave HeightWave Period
Morning (31 Oct)4.5ft (1.4m)11s
Afternoon (31 Oct)3.5ft (1.1m)12s
Evening (31 Oct)3.5ft (1.0m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 13°C on Sat afternoon, min 7°C on Mon morning). Winds increasing (light winds from the NE on Sat night, fresh winds from the ENE by Mon morning).

Saturday
31
Sunday
1
Monday
2
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
2
2
2
2
2
2
2
1
1
1
1
1
1
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)
1.5
WSW
12
1.5
WSW
11
1.4
WSW
11
1.2
WSW
11
1.1
WSW
12
1
WSW
12
1
WSW
12
0.9
WSW
11
0.8
WSW
11
0.7
WSW
11
0.7
WSW
11
0.6
WSW
11
0.6
WSW
11
0.6
W
11
0.5
W
11
0.5
W
10
0.4
WSW
10
0.4
WSW
10
0.4
W
10
0.4
W
10
0.3
W
10
0.3
W
10
0.3
W
10
Wave Graph
Metric surfscale
Energy kJ
559
521
455
383
355
298
293
205
150
121
123
93
93
85
58
54
34
33
31
31
17
17
17
Wind (km/h)
15
E
15
E
15
ESE
15
ESE
10
E
10
ENE
10
E
10
ENE
10
NE
10
NNE
10
ENE
15
ENE
10
NE
20
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
25
ENE
30
ENE
35
ENE
Wind State
off
off
off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
9:02AM8.39m
9:36PM7.89m
10:01AM7.81m
10:46PM7.34m
11:21AM7.40m
Low Tide
2:37AM1.93m
3:08PM2.17m
3:33AM2.55m
4:21PM2.73m
4:52AM3.06m
5:57PM2.99m
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
7:05
—
—
—
—
—
—
—
7:07
—
—
—
—
—
—
—
7:09
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
4:52
—
—
—
—
—
—
—
4:51
—
—
—
—
—
—
—
4:49
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
11
11
11
12
13
12
12
12
11
11
10
11
12
12
11
11
9
8
7
8
10
10
9
Feels °C
8
8
8
10
11
10
10
10
9
9
8
8
10
8
6
5
2
1
0
1
4
3
2
  • 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 

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