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:

Trevone Bay surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 5 am Tuesday 20 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Trevone Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trevone Bay sea temperature is
9.6° C
 (Which is slightly cooler than normal)

How big are the waves at Trevone Bay today?

The current surf forecast for Trevone Bay at 8AM is: 2.0m 16s primary swell from a West-northwest direction and 2.3m 8s secondary swell from a South-southwest direction (forecast issued at 05:00am January 20). The wind direction is predicted to be offshore.

Time (GMT) & DateWave HeightWave Period
Morning (20 Jan)6.5ft (2.0m)16s
Afternoon (20 Jan)8ft (2.5m)14s
Evening (20 Jan)10ft (3.0m)14s

Table - waves today at Trevone Bay. (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)
3
1
0
1
2
!
!
!
!
2
2
0
1
1
2
3
!
!
0
0
!
!
!
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.4
W
2.1
WNW
2
WNW
2.3
WNW
2.5
W
3
W
3
W
3
W
3
W
2.5
W
2.3
W
1.7
W
1.5
W
1.3
W
1.3
W
1.1
W
3.5
W
4
W
5
W
5.5
W
5
W
4
W
3.5
W
3
W
Period(s) (?)161616151414141313131313131312161618161615141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)286421071943236728903224315434153087241617831003787556497620578910891123981325110372690048103028
Wind
(km/h)
35
SSE
55
SSE
55
SSE
50
SSE
25
WSW
25
S
25
S
20
S
25
SSE
40
SE
40
SSE
45
S
30
S
30
SSE
30
SSE
30
SE
20
S
15
SSE
30
WNW
30
W
30
WSW
20
S
35
SE
60
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffcrosscross-
off		cross-
off		cross-
off		cross-
off		offoffcross-
off		cross-
off		cross-
off		offoffcross-
off		cross-
off		cross-
on		cross-
on		crosscross-
off		offoff
High Tide
/ height (m)
6:30PM
6.21
6:47AM
6.55
7:04PM
6.29
7:22AM
6.60
7:40PM
6.29
Low Tide
/ height (m)
12:32PM
0.61
12:43AM
0.58
1:06PM
0.51
1:17AM
0.53
1:40PM
0.50
Tuesday
20
Wednesday
21
Thursday
22
Fri
23
Sunrise--8:10-------8:08-------8:07-----
Sunset----4:51-------4:52-------4:53---
cloud
cloud
light rain
heavy rain
light rain
clear
clear
part cloud
part cloud
light rain
light rain
rain showers
light rain
clear
cloud
cloud
light rain
part cloud
light rain
rain showers
rain showers
cloud
cloud
light rain
Rain (mm)
--5153----1221---1-111--3
Temp. °C8910988778811121099988999798
Feels °C (?)0-3-1-122122-14432333532221-4
  • 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

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 Trevone Bay 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 Trevone Bay at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest