Fishermans (Rhiw) surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 6 pm Monday 18 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Fishermans (Rhiw) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fishermans (Rhiw) sea temperature is
11.4° C
(Which is slightly warmer than usual)

How big are the waves at Fishermans (Rhiw) today?

The current surf forecast for Fishermans (Rhiw) at 11PM is: 0.8m 5s primary swell from a Southwest direction and 0.8m 4s secondary swell from a South-southeast direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (18 May)--
Afternoon (18 May)2.5ft (0.7m)6s
Evening (18 May)2.5ft (0.8m)5s

Table - waves today at Fishermans (Rhiw). (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Mon night. Very mild (max 15°C on Thu morning, min 11°C on Mon afternoon). Winds increasing (moderate winds from the S on Mon afternoon, strong winds from the SW by Tue night).

Mon
18
Tuesday
19
Wednesday
20
Thu
21
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
1 AM
4 AM
7 AM
10 AM
1 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
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.7
SW
6
0.8
SW
6
0.8
SW
5
1.4
SSW
6
1.6
SSW
6
1.5
SW
7
1.5
SSW
7
1.7
SW
7
1.8
SW
7
2
SW
7
2.3
SW
7
2.5
SW
8
2.2
SW
9
1.9
WSW
9
1.9
SW
6
1.9
SW
6
1.8
SW
6
1.7
SW
6
1.6
SW
6
1.2
SW
6
1.4
SW
6
1.4
SW
6
1.3
SW
6
1.1
SW
7
Wave Graph
Metric surfscale
Energy kJ
41
49
37
140
203
229
243
295
355
387
520
804
711
565
257
252
265
219
206
102
124
152
130
119
Wind (km/h)
25
S
25
S
40
SSE
45
SSE
40
S
35
SSW
40
SSW
35
SSW
40
SSW
45
SW
50
SW
40
SW
35
WSW
30
WSW
30
SW
35
SW
35
SW
35
SW
30
SSW
30
S
35
S
30
S
30
S
25
SSW
on
on
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
on
on
on
on
High Tide
10:14PM4.31m
10:41AM4.11m
11:01PM4.22m
11:30AM3.84m
11:51PM4.04m
12:24PM3.52m
Low Tide
4:52PM0.21m
5:20AM0.08m
5:41PM0.37m
6:14AM0.19m
6:32PM0.57m
7:11AM0.36m
cloud
cloud
light rain
light rain
light rain
cloud
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
clear
part cloud
light rain
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:15
5:13
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:13
9:14
9:15
9:16
2
2
2
1
1
1
Temp °C
11
11
11
11
12
12
12
12
12
12
12
11
11
11
11
12
12
12
12
12
12
13
13
15
6
6
3
2
5
5
5
5
4
4
2
3
5
5
5
6
5
6
7
7
6
8
8
10
Swell 1
Height (m)
Direction
Period (s)
0.8
SW
5
0.8
SW
6
0.7
SW
7
0.3
WSW
10
0.6
WSW
8
0.4
SW
8
0.7
SW
7
0.1
W
15
Energy kJ
37
40
44
21
45
18
53
4
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
4
0.4
WSW
12
0.2
WSW
12
Energy kJ
1
48
13
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.7
SW
6
0.8
SW
6
0.8
SSE
4
1.4
SSW
6
1.6
SSW
6
1.5
SW
7
1.5
SSW
7
1.7
SW
7
1.8
SW
7
2
SW
7
2.3
SW
7
2.5
SW
8
2.2
SW
9
1.9
WSW
9
1.9
SW
6
1.9
SW
6
1.8
SW
6
1.7
SW
6
1.6
SW
6
1.2
SW
6
1.4
SW
6
1.4
SW
6
1.3
SW
6
1.1
SW
7
Energy kJ
41
49
16
140
203
229
243
295
355
387
520
804
711
565
257
252
265
219
206
102
124
152
130
119
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
1
1
1
2
1
1
2
4
1
1
2
1
2
1
Distance (km)
205
295
295
305
305
295
331
317
311
305
292
292
297
296
297
285
284
255
54
66
185
66
158
136
Best forecast wave conditions in Lleyn Peninsula
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
2
2
2
2
1
2
2
2
2
1
1
2
3
4
4
3
3
3
3
3
2
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
5
4
5
5
5
4
5
5
4
5
5
4
4
5
5
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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