Trefor surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 12 pm Thursday 09 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
9.6° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at Trefor today?

The current surf forecast for Trefor at 7PM is: 1.4m 6s primary swell from a West direction (forecast issued at 12:00pm April 09). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (09 Apr)0.5ft (0.2m)9s
Afternoon (09 Apr)4.5ft (1.4m)5s
Evening (09 Apr)5ft (1.6m)6s

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


Updates in  hr  min  s Forecast update imminent
Thursday
09
Friday
10
Saturday
11
Sunday
12
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
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
Wave Height (m) & direction (?)
1.2
SW
1.3
WSW
1.4
WSW
1.4
W
1.6
W
1.4
W
1.2
W
0.7
SW
0.6
SW
0.1
SW
0.1
W
0.1
W
2.1
SSW
2.5
SSW
1.9
SW
1.5
SW
1.8
SW
2.1
SW
2.5
SW
3
SW
3
SW
3
WSW
2.5
WSW
2.3
WSW
Period(s) (?)665666665151414789966899987
Wave
Graph
(?)Metric surfscale
Energy kJ (?)001171231661328631228444567985143490349881130612421189803505
Wind
(km/h)
20
SW
45
W
35
W
35
WNW
35
WNW
30
WNW
20
W
10
W
15
S
30
S
35
SSE
40
SSE
45
SSE
50
SSE
25
W
25
SW
35
SW
40
SSW
50
SSW
55
S
45
SW
45
SW
45
SW
45
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crossoffoffoffoffoffoffcross-
on
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
1:45PM
2.54
2:13AM
2.60
3:01PM
2.31
3:58AM
2.48
5:20PM
2.31
Low Tide
/ height (m)
8:31AM
1.26
8:50PM
1.44
9:44AM
1.41
10:10PM
1.52
11:15AM
1.39
11:40PM
1.43
Thursday
09
Friday
10
Saturday
11
Sunday
12
Sunrise-------6:31-------6:28-------6:26
Sunset---8:05-------8:07-------8:08----
light rain
cloud
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
light rain
light rain
light rain
light rain
mod rain
light rain
clear
thunderstorm
thunderstorm
light rain
thunderstorm
rain showers
light rain
light rain
Rain (mm)
2---------112361-1112111
Temp. °C988876666757884677768887
Feels °C (?)5-1-1-1-2-2021-1-3-2-2-2-2-1-2-2-4-6-2-2-2-3
  • 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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