Trefor surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 6 am Saturday 04 Apr 2026 BST
Forecast update in hr  min  s Forecast update imminent
Trefor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trefor sea temperature is
9.4° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Trefor today?

The current surf forecast for Trefor at 10AM is: 0.6m 7s primary swell from a Southwest direction and 0.2m 4s secondary swell from a West-northwest direction (forecast issued at 06:00am April 04). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Apr)2ft (0.6m)7s
Afternoon (04 Apr)7.5ft (2.3m)7s
Evening (04 Apr)11ft (3.5m)10s

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


Updates in  hr  min  s Forecast update imminent
Saturday
04
Sunday
05
Monday
06
Tue
07
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
SW
0.8
SW
0.6
SW
2
SW
2.5
SW
3
SW
3.5
SW
3
WSW
2.5
WSW
2.4
WSW
2.2
WSW
1.9
WSW
1.6
WSW
1.4
WSW
1.2
SW
0.8
SW
0.9
SW
0.5
SW
0.4
SW
1.3
SSW
1.1
SW
1
SW
1
SW
0.9
SSW
Period(s) (?)8876781010116666610878967788
Wave
Graph
(?)Metric surfscale
Energy kJ (?)996734301671135021841783145646436326317202928291312312399102110103
Wind
(km/h)
15
SW
10
SSE
35
SSE
45
SSW
50
S
65
SSW
60
SSW
55
W
35
WNW
40
W
40
W
35
W
30
WSW
20
WSW
15
SW
15
SSW
20
SSE
25
SSE
25
SSE
30
SSE
30
SSE
25
SSE
20
SE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
offoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
crosscrosscrosscrosscrosscross-
off
cross-
off
offoffoffoffoffoffcross-
off
cross-
off
High Tide
/ height (m)
10:44AM
3.81
10:59PM
3.67
11:17AM
3.64
11:31PM
3.54
11:50AM
3.40
12:03AM
3.34
Low Tide
/ height (m)
5:22AM
0.22
5:40PM
0.30
5:53AM
0.35
6:08PM
0.53
6:24AM
0.54
6:38PM
0.78
Saturday
04
Sunday
05
Monday
06
Tue
07
Sunrise-6:45-------6:43-------6:41------
Sunset-----7:55-------7:58-------8:00--
cloud
cloud
light rain
cloud
cloud
cloud
rain showers
part cloud
part cloud
light rain
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
cloud
clear
Rain (mm)
--1---1--1--------------
Temp. °C87810101097656788876681112121110
Feels °C (?)4411-1-3-4-5-3-4-3-202331-1145776
  • 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

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 Trefor 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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