Caerfai Bay surfForecast / Wales – Pembrokeshire / UK

information circle48hr Weather and Surf, issued 6 am Sunday 17 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Caerfai Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caerfai Bay sea temperature is
11.3° C
(Which is normal for this time of year)

How big are the waves at Caerfai Bay today?

The current surf forecast for Caerfai Bay at 10AM is: 1.2m 6s primary swell from a West direction and 0.3m 12s secondary swell from a West direction, 0.1m 12s secondary swell from a Southwest direction (forecast issued at 06:00am May 17). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (17 May)4ft (1.2m)6s
Afternoon (17 May)4.5ft (1.3m)5s
Evening (17 May)5ft (1.6m)6s

Table - waves today at Caerfai Bay. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Mon night. Very mild (max 13°C on Tue night, min 9°C on Sun afternoon). Winds increasing (calm on Mon morning, strong winds from the SW by Tue night).

Sunday
17
Monday
18
Tuesday
19
Wed
20
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
1 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
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)
1.2
W
6
1.2
W
6
1.2
W
6
1.1
WSW
6
1.5
WSW
5
1.6
WSW
6
1.6
WSW
6
1.6
WSW
7
1.5
WSW
7
1.4
WSW
7
1.2
WSW
7
1
WSW
6
0.9
WSW
6
0.9
SW
6
0.8
WSW
6
1.5
S
5
1.8
SSW
6
1.6
SW
7
1.8
SW
7
2
SW
7
2.2
SW
7
2.2
SW
8
2.2
SW
8
2.5
SW
8
Wave Graph
Metric surfscale
Energy kJ
115
106
104
80
117
154
182
214
195
171
125
85
69
64
40
134
244
220
292
389
515
558
588
823
Wind (km/h)
30
WNW
25
W
25
W
30
WSW
30
WSW
30
W
30
WSW
30
W
25
W
10
WNW
5
SW
15
S
25
SSW
25
S
35
SSE
45
SSE
40
SSE
30
SW
25
SSW
40
WSW
45
WSW
40
SW
45
SSW
50
SW
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
on
on
on
on
on
High Tide
7:51AM4.30m
8:14PM4.33m
8:38AM4.28m
8:59PM4.34m
9:25AM4.13m
9:46PM4.25m
Low Tide
2:11PM0.09m
2:34AM0.03m
2:54PM0.15m
3:22AM0.07m
3:40PM0.29m
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
rain showers
part cloud
cloud
cloud
part cloud
cloud
light rain
light rain
light rain
rain showers
cloud
part cloud
clear
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:22
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:09
9:10
9:13
9:14
1
1
1
1
2
2
3
5
1
1
Temp °C
10
10
10
10
9
10
10
10
10
9
10
10
11
11
11
11
12
12
12
12
12
12
12
13
4
4
4
3
2
3
3
4
5
6
8
6
6
6
4
3
5
6
7
5
4
5
4
4
Swell 1
Height (m)
Direction
Period (s)
0.2
W
13
0.2
W
14
0.3
W
12
0.4
WSW
12
0.1
S
12
0.1
SW
12
0.1
S
12
0.3
WSW
11
0.3
WSW
11
1.4
WSW
7
1.2
WSW
7
1
WSW
6
0.3
W
10
0.2
W
10
0.8
WSW
6
0.2
W
10
0.1
SW
19
0.1
SW
19
0.1
SW
19
0.1
W
15
0.1
W
14
0.1
W
18
0.2
WSW
17
0.6
WSW
16
Energy kJ
14
16
26
48
3
6
3
25
24
171
125
85
17
8
40
8
14
14
14
4
4
6
28
198
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
13
0.2
W
12
0.1
SW
12
0.3
NNW
4
0.1
SW
12
0.1
S
12
0.1
S
12
0.1
S
12
0.3
WSW
11
0.3
WSW
10
0.1
S
12
0.2
W
10
0.1
S
19
0.1
SW
19
0.1
W
15
0.1
SW
18
0.1
SW
18
0.1
W
18
0.1
W
13
0.1
S
18
Energy kJ
6
11
6
3
6
3
3
3
24
20
3
8
7
14
4
12
12
6
3
6
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
12
0.3
NNW
4
0.1
SW
12
0.1
SW
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
13
0.1
W
15
0.1
S
13
0.1
SW
18
0.1
SW
18
Energy kJ
6
3
6
6
3
3
3
3
4
3
12
12
Wind waves
Height (m)
Direction
Period (s)
1.2
W
6
1.2
W
6
1.2
W
6
1.1
WSW
6
1.5
WSW
5
1.6
WSW
6
1.6
WSW
6
1.6
WSW
7
1.5
WSW
7
0.9
WSW
6
0.9
SW
6
0.8
S
4
1.5
S
5
1.8
SSW
6
1.6
SW
7
1.8
SW
7
2
SW
7
2.2
SW
7
2.2
SW
8
2.2
SW
8
2.5
SW
8
Energy kJ
115
106
104
80
117
154
182
214
195
69
64
21
134
244
220
292
389
515
558
588
823
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
3
3
2
4
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
Distance (km)
371
382
44
85
382
382
380
329
293
117
114
37
37
149
149
138
138
145
354
354
354
400
407
354
Best forecast wave conditions in Wales - Pembrokeshire
Rating
(10 max)
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
3
3
3
3
4
4
4
4
4
3
3
3
3
2
1
2
2
2
2
2
1
1
1
Header Global
Rating
(10 max)
5
5
4
4
6
9
9
7
4
4
5
7
5
4
5
4
4
4
4
5
5
4
4
5
  • 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

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