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Surf Forecasts:

Harlech surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 12 am Thursday 04 Sep 2025 BST
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
18.3° C
 (Which is 2.6°C warmer than normal for this time of year)

How big are the waves at Harlech today?

The current surf forecast for Harlech at 6AM is: 0.8m 10s primary swell from a West-southwest direction and 0.3m 4s secondary swell from a Northwest direction (forecast issued at 12:00am September 04). The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Sep)2.5ft (0.7m)10s
Afternoon (04 Sep)2.5ft (0.7m)10s
Evening (04 Sep)2.5ft (0.7m)11s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
04
Friday
05
Saturday
06
10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM
Rating
(10 max)
0
0
1
1
1
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 (?)
0.5
SW
0.6
WSW
0.9
WSW
0.7
SW
0.6
SW
0.6
WSW
0.7
WSW
0.7
WSW
0.6
WSW
0.5
WSW
0.4
WSW
0.4
WSW
0.4
WSW
0.4
WSW
0.4
WSW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.4
SW
0.5
SW
0.4
SW
Period(s) (?)9910101010101211101010979888845556
Wave
Graph
(?)Metric surfscale
Energy (?)73981421169598135124848159524637311917161610991414
Wind
(km/h)
15
WSW
10
W
0
SW
5
ENE
5
NNW
15
WNW
15
W
10
WSW
10
W
15
WNW
10
WNW
10
W
10
WSW
15
SW
10
SW
5
SSW
10
SE
10
SE
10
ESE
10
ESE
10
ESE
20
SSE
20
SSE
25
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononglassglassglassononcross-
on		oncross-
on		onononcross-
on		cross-
on		crosscross-
off		cross-
off		offoffcross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
6:31AM
3.02
6:53PM
3.38
7:14AM
3.37
7:32PM
3.81
7:52AM
3.74
Low Tide
/ height (m)
1:09AM
1.35
1:27PM
1.23
2:00AM
0.98
2:12PM
0.89
2:41AM
0.60
2:51PM
0.59
Thursday
04
Friday
05
Saturday
06
Sunrise---6:30-------6:31-------6:33----
Sunset-------7:59-------7:57-------7:53
rain showers
rain showers
part cloud
light rain
light rain
rain showers
part cloud
rain showers
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
Rain (mm)
21-111-1----------------
Temp. °C151413131415151615141414141515151413131316192120
Feels °C (?)131313121412121414121212121213141211111114161815
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Wales - Mid

  1. weather stationWind Update Continuing clean conditions at Harlech (calm at Caernarfon 26 km from Harlech). A 0.9m swell from the WSW

    1 hour 13 minutes ago Harlech
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26 km away, 1 h 13 min ago

0 km/h
ESE
0.0
18.3
Air / Water (°C)
Please reload the page to see if there are any updates.

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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