Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Silver Bay (Holy Island) surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 11 am Saturday 31 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Silver Bay (Holy Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Silver Bay (Holy Island) sea temperature is
8.5° C
 (Which is slightly warmer than usual)

How big are the waves at Silver Bay (Holy Island) today?

The current surf forecast for Silver Bay (Holy Island) at 5PM is: 0.8m 16s primary swell from a Southwest direction and 1.1m 10s secondary swell from a Southwest direction (forecast issued at 11:00am January 31). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (31 Jan)2.5ft (0.7m)16s
Afternoon (31 Jan)3.5ft (1.0m)16s
Evening (31 Jan)2.5ft (0.7m)15s

Table - waves today at Silver Bay (Holy Island). (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
31
Sunday
01
Monday
02
Tuesday
03
9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM
Rating
(10 max)
1
2
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.7
SW
1.4
SW
1
SW
0.8
SW
0.7
SW
1.1
SW
0.9
SSW
0.9
SW
0.9
SW
0.9
SW
0.7
SW
0.8
SW
0.7
SW
0.4
SW
0.3
SW
0.6
SSW
0.5
SW
0.5
SW
0.4
SSW
0.4
SSW
0.4
SSW
0.3
SSW
0.5
SSW
0.5
SSW
Period(s) (?)161616161599988810918178888888109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)245107050435222418313810711810070110817846453231242222115650
Wind
(km/h)
10
SSE
15
SW
25
W
25
W
20
SW
20
SSW
25
S
15
SSW
15
WSW
35
WNW
25
WNW
25
NNW
20
NW
20
N
15
NE
15
E
20
E
30
E
35
E
35
E
35
E
40
E
45
ENE
45
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		oncross-
on		cross-
on		ononcross-
on		oncross-
on		cross-
on		crosscross-
off		crosscross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
9:01AM
5.31
9:29PM
5.33
9:49AM
5.63
10:16PM
5.51
10:32AM
5.85
10:58PM
5.59
Low Tide
/ height (m)
3:10PM
1.05
3:29AM
1.15
3:59PM
0.72
4:14AM
0.92
4:43PM
0.51
4:55AM
0.78
Saturday
31
Sunday
01
Monday
02
Tuesday
03
Sunrise8:04-------8:03-------8:00-------
Sunset--4:59-------5:00-------5:01-----
light rain
rain showers
rain showers
rain showers
cloud
cloud
light rain
cloud
light rain
light rain
rain showers
rain showers
cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
Rain (mm)
1111--1-1421-----------3
Temp. °C898889888677777667776666
Feels °C (?)562234244-211123210-1-2-3-4-4-4
  • 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

Latest Updates

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal
travel
Surf Forecast

Save Up to 20% on SIXT Rental Cars Worldwide – Exclusive Surf-Forecast Deal

Surf road trips just got even better. Surf-Forecast users can now save up to 20% on SIXT rental cars worldwide during the promotional period until March 31, 2026. Whether you’re planning a legendary California road trip, chasing waves along Europe’s coasts, or exploring remote surf destinations, this exclusive SIXT offer helps you travel smarter and cheaper. And if you want some inspiration on where to go, check out our article Five Iconic Surf Road Trips. Click and get your SIXT discount

The World’s Most Inconsistent Waves
Ben Mondy

The World’s Most Inconsistent Waves

Huntington, Dribbleton, Virginia, Holland and the Superbank! We recently had a look at the world’s most consistent waves. This was based on the combination of swells and wind directed at 7,000 surf spots, as compiled from our data since 2006. Those stats, represented in easy-to-read graphics, are located under each wave’s spot guides, with historical swell and wind breakdowns available by month, season, and year. There is also an offshore filter, which shows how often the swells come with clean

Read more

Read more

Discover more articles and updates in the Greenroom.

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 Silver Bay (Holy Island) 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 Silver Bay (Holy Island) at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest