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Surf Forecasts:

Crab Island surfForecast / Wales – Gower / UK

information circle48hr Weather and Surf, issued 5 am Tuesday 20 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Crab Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Crab Island sea temperature is
6.7° C
 (Which is 2.8°C colder than average for this time of year)

How big are the waves at Crab Island today?

The current surf forecast for Crab Island at 11AM is: 0.7m 16s primary swell from a West-southwest direction and 1.0m 8s secondary swell from a Southwest direction, 1.4m 5s secondary swell from a South-southeast direction (forecast issued at 05:00am January 20). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (20 Jan)4ft (1.2m)16s
Afternoon (20 Jan)3ft (0.9m)15s
Evening (20 Jan)5.5ft (1.7m)14s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
20
Wednesday
21
Thursday
22
Fri
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)
1
0
0
0
0
2
0
0
1
0
0
0
0
0
0
0
0
0
3
!
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.4
WSW
1.2
WSW
1.2
WSW
0.7
WSW
0.9
WSW
1.8
WSW
1.7
WSW
1.9
WSW
2.1
WSW
2
WSW
1.6
WSW
1.3
WSW
1.2
WSW
1.2
WSW
1.1
WSW
1.2
WSW
0.9
WSW
2.1
WSW
2.5
WSW
3
WSW
3
WSW
3
WSW
2.5
WSW
1.9
WSW
Period(s) (?)161616161514141312101010999101617171515141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)90667972425631412301172122412698425223052482262122614072551364038133423328624121413
Wind
(km/h)
20
ESE
35
SE
55
SE
55
SE
60
SE
15
SSW
25
SSE
20
S
20
SSE
35
SE
50
ESE
40
SSE
45
SE
35
SSE
30
SE
30
SE
40
SE
25
SE
20
ESE
15
SSW
20
SW
25
SSW
25
SE
40
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onononcross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crossoncross-
on		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
7:13AM
9.23
7:30PM
9.03
7:48AM
9.36
8:05PM
9.11
8:23AM
9.38
8:39PM
9.07
Low Tide
/ height (m)
12:56AM
1.73
1:17PM
1.53
1:29AM
1.57
1:52PM
1.39
2:02AM
1.50
2:26PM
1.37
Tuesday
20
Wednesday
21
Thursday
22
Fri
23
Sunrise--8:10-------8:08-------8:07-----
Sunset----4:43-------4:45-------4:45---
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
clear
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
rain showers
cloud
part cloud
light rain
clear
clear
cloud
cloud
Rain (mm)
---111----24221-1--1----
Temp. °C788997777771110109998888878
Feels °C (?)20-4-3-33122-1-3413231234321-1
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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 Crab 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 Crab Island at:
surf-forecast.com

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