The Boiler Surf Break

Lat Long: 51.56° N 4.02° W

The Boiler 48 hour detailed Surf Forecast

Issued: 6 am 13 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Boiler sea temperature is
18.9°C
3.1° 

The Boiler surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Boiler today (13 Sep):

  • Morning surf: Morning surf (13 Sep, local time) - 4.5ft (1.3m), 7s period with WSW swell.
  • Afternoon surf: Afternoon surf (13 Sep, local time) - 4.5ft (1.3m), 10s period with WSW swell.
  • Evening surf: Evening surf (13 Sep, local time) - 3.5ft (1.0m), 10s period with WSW swell.

The current surf forecast for The Boiler at 12PM is: 1.2m 7s primary swell from a West-southwest direction and 0.6m 10s secondary swell from a West direction (forecast issued at 06:00am September 13). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (13 Sep)4.5ft (1.3m)7s
Afternoon (13 Sep)4.5ft (1.3m)10s
Evening (13 Sep)3.5ft (1.0m)10s

Table - waves today at The Boiler. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 7mm), mostly falling on Sun morning. Very mild (max 19°C on Mon night, min 13°C on Tue night). Winds increasing (light winds from the WSW on Sun afternoon, fresh winds from the WNW by Tue morning).

Sunday
13
Monday
14
Tuesday
15
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
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
WSW
7
1.3
WSW
7
1.3
WSW
7
1.2
WSW
7
1.3
WSW
10
1.2
WSW
10
1
WSW
10
0.9
WSW
9
0.9
WSW
9
0.9
WSW
9
1
WSW
9
1.1
WSW
9
1.1
WSW
9
1.1
WSW
8
1
WSW
6
1.1
WSW
6
1.4
WSW
6
1.5
WSW
7
1.4
WSW
7
1.5
W
7
1.5
W
7
1.4
WSW
7
1.5
W
8
Wave Graph
Metric surfscale
Energy kJ
227
153
137
121
295
248
197
153
146
143
151
176
172
160
63
80
150
181
186
208
208
203
255
Wind (km/h)
25
WSW
15
WSW
25
WSW
20
WSW
15
WSW
10
WSW
20
SW
15
WSW
15
WSW
15
SSW
20
WSW
20
WSW
20
SW
20
SW
25
SW
30
SW
30
SW
25
W
30
W
35
WNW
30
WNW
25
W
20
WNW
Wind State
cross
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross
cross-off
High Tide
8:32AM9.62m
8:46PM9.69m
9:03AM9.43m
9:17PM9.39m
9:32AM9.11m
9:45PM8.97m
Low Tide
2:22AM0.93m
2:30PM0.99m
2:51AM1.13m
2:58PM1.20m
3:16AM1.44m
3:26PM1.54m
light rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
light rain
cloud
light rain
cloud
part cloud
cloud
cloud
cloud
light rain
rain showers
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:46
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:36
7:34
7:30
 mm
5
3
2
1
1
1
2
Temp °C
18
17
18
18
18
18
18
18
18
18
17
17
18
18
19
18
17
16
16
16
16
16
15
Feels °C
16
16
16
17
18
19
17
18
18
18
16
16
16
17
17
15
13
12
11
9
10
11
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 

Eyeball surf reportRecent Eyeball Surf Reports for Wales - Gower

  1. West Coast Surf: ‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’

    Hells Mouth (Porth Neigwl), 145 km away
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