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Surf Forecasts:

Trefor surfForecast / Wales – Lleyn / UK

information circle48hr Weather and Surf, issued 5 pm Tuesday 10 Mar 2026 GMT
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
8.6° C
 (Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Trefor today?

The current surf forecast for Trefor at 12AM is: 1.9m 8s primary swell from a Southwest direction (forecast issued at 05:00pm March 10). The wind direction is predicted to be cross-shore.

Time (GMT) & DateWave HeightWave Period
Morning (11 Mar)6.5ft (2.0m)7s
Afternoon (11 Mar)2.5ft (0.7m)5s
Evening (11 Mar)6ft (1.9m)6s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 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
See all maps
Wave Height (m) & direction (?)
2.1
SW
2.3
SW
2.5
SW
1.9
SW
2.1
WSW
2.2
WSW
2
W
1.9
WSW
0.7
NW
0.4
NW
1.9
SW
2.4
SW
3
SW
3
SW
3.5
SW
3.5
SW
3.5
SW
2.5
SW
2.4
SW
2.1
WSW
2.2
WSW
2.4
WSW
2.4
WSW
2.3
WSW
Period(s) (?)788877765567891010101010106777
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4165747174614314713772802992616291141144321322388253212491122815361497574550
Wind
(km/h)
40
S
45
S
40
SSW
40
WSW
40
WSW
40
W
40
W
30
W
35
WSW
35
SW
40
SW
45
SSW
50
SSW
50
SSW
55
SSW
55
SSW
55
SW
40
SW
40
WSW
25
WSW
40
W
45
WSW
40
WSW
45
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off		cross-
off		crosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscrosscrosscrosscrosscross-
off
High Tide
/ height (m)
12:34PM
2.85
12:52AM
2.73
1:23PM
2.53
1:56AM
2.48
3:01PM
2.31
4:09AM
2.40
Low Tide
/ height (m)
7:18PM
1.27
7:46AM
1.32
8:14PM
1.50
9:07AM
1.52
9:54PM
1.61
11:08AM
1.50
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Sunrise------6:41-------6:39-------6:37-
Sunset-6:10-------6:13-------6:15------
cloud
light rain
light rain
rain showers
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
clear
clear
clear
Rain (mm)
-131----------1111331---
Temp. °C99109777899889910111110865455
Feels °C (?)1030-2-2-2111-1-1-1-1-1101-1-1-5-7-5-6
  • 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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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.

View detailed surf forecast for Trefor at:
surf-forecast.com

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