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Surf Forecasts:

Harlech surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 11 pm Thursday 20 Nov 2025 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
11.5° C
 (Which is normal for this time of year)

How big are the waves at Harlech today?

The current surf forecast for Harlech at 3AM is: 0.1m 12s primary swell from a West direction and 0.2m 4s secondary swell from a West direction (forecast issued at 11:00pm November 20). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (21 Nov)0.5ft (0.2m)4s
Afternoon (21 Nov)0.5ft (0.1m)15s
Evening (21 Nov)3.5ft (1.1m)5s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
21
Saturday
22
Sunday
23
9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 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 (?)
0.3
W
0.6
NW
0.1
W
0.2
WNW
0.2
WNW
0.1
W
0.1
W
0.8
SW
1.1
SW
1.4
SW
1.6
SW
1.4
SW
0.9
SW
0.7
SW
0.6
WSW
0.4
SW
0.4
SW
1
SSW
1.9
WSW
2
WSW
2.4
WSW
3
WSW
2.5
W
2.3
W
Period(s) (?)55124415154556777777588810108
Wave
Graph
(?)Metric surfscale
Energy kJ (?)41832144175310619020067473111114439345275115441432636
Wind
(km/h)
10
NNE
10
NE
5
NE
5
ENE
5
SE
10
S
20
SW
25
SW
30
SSW
35
SSW
30
S
10
SW
10
NNW
10
WNW
15
SW
15
SSW
15
SSE
25
S
35
SSW
40
W
40
W
40
WSW
45
WSW
50
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		glassglasscrosscross-
on		cross-
on		cross-
on		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		crosscrossonononcross-
on		cross-
on
High Tide
/ height (m)
8:03PM
4.03
8:18AM
4.13
8:36PM
3.99
8:51AM
4.11
9:09PM
3.89
9:24AM
4.04
Low Tide
/ height (m)
2:50AM
0.71
3:11PM
0.66
3:21AM
0.79
3:47PM
0.73
3:55AM
0.89
4:27PM
0.85
Friday
21
Saturday
22
Sunday
23
Sunrise----7:48-------7:50-------7:52---
Sunset------4:14-------4:13-------4:12-
clear
clear
clear
clear
clear
cloud
cloud
cloud
cloud
light rain
mod rain
light rain
clear
part cloud
part cloud
cloud
cloud
light rain
light rain
rain showers
light rain
light rain
cloud
light rain
Rain (mm)
---------164-----44211-1
Temp. °C3334467786798998891098898
Feels °C (?)-2-10112200-20656544331-1-1-1-3
  • 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

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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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