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Surf Forecasts:

Harlech surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 5 am Friday 20 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Harlech surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harlech sea temperature is
8.9° C
 (Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Harlech today?

The current surf forecast for Harlech at 1PM is: 0.1m 7s primary swell from a West direction (forecast issued at 05:00am March 20). The wind direction is predicted to be onshore.

Time (GMT) & DateWave HeightWave Period
Morning (20 Mar)0.5ft (0.1m)8s
Afternoon (20 Mar)0.5ft (0.1m)8s
Evening (20 Mar)0.5ft (0.1m)8s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
20
Saturday
21
Sunday
22
Mon
23
3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM
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 (?)
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
—
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
W
0.1
SW
0.5
N
0.5
N
Period(s) (?)99878128-141414131399913131313121234
Wave
Graph
(?)Metric surfscale
Energy kJ (?)211113104444322233444668
Wind
(km/h)
10
E
5
E
5
ESE
5
W
5
WNW
5
NNW
5
ENE
5
ENE
5
ESE
5
ENE
5
NE
5
WSW
5
WNW
5
WNW
5
SE
5
SE
5
SE
5
SE
0
S
5
WNW
10
NW
15
NNW
15
NNE
15
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffglassglasscross-
on		glassglassglassglassoffglassglassonglassglasscross-
off		glassglassglasscross-
on		cross-
on		crosscross-
off		cross-
off
High Tide
/ height (m)
8:43AM
4.87
9:03PM
4.60
9:21AM
4.89
9:41PM
4.61
10:01AM
4.75
10:22PM
4.47
Low Tide
/ height (m)
3:47PM
-0.01
3:56AM
0.16
4:22PM
0.12
4:31AM
0.27
4:58PM
0.36
Friday
20
Saturday
21
Sunday
22
Mon
23
Sunrise--6:20-------6:18-------6:15-----
Sunset-----6:28-------6:30-------6:31--
clear
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
clear
Rain (mm)
------------------------
Temp. °C109111313111010981013131110988911121086
Feels °C (?)7691111999768111198766789742
  • 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 Harlech 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 Harlech at:
surf-forecast.com

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