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 Sunday 18 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
9.7° C
 (Which is normal for this time of year)

How big are the waves at Trevone Bay today?

The current surf forecast for Trevone Bay at 9AM is: 1.4m 11s primary swell from a West direction (forecast issued at 05:00am January 18). The wind direction is predicted to be offshore and the swell rating is 2.

Time (GMT) & DateWave HeightWave Period
Morning (18 Jan)4.5ft (1.4m)11s
Afternoon (18 Jan)4ft (1.2m)11s
Evening (18 Jan)3.5ft (1.1m)10s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
Wed
21
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
2
2
2
1
1
1
1
1
1
2
2
3
1
!
3
2
0
0
4
!
!
!
!
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
W
1.5
W
1.4
W
1.3
W
1.2
W
1.1
W
1.1
W
1
W
1
W
1
W
1.3
W
1.7
W
1.3
WNW
1.7
WNW
3
WNW
2.5
WNW
2.5
W
2
WNW
2
WNW
2.4
WNW
3
W
3
W
3
W
3.5
W
Period(s) (?)121111111110101010101110181616161616161615141414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)792556459389319252242196196212403580101515403792348530791968194326783344338831004016
Wind
(km/h)
15
SE
10
SE
5
SE
5
SSW
10
WSW
5
WSW
5
SSW
10
S
15
SSE
15
SSE
20
SSE
25
S
25
SW
20
W
15
SSW
20
S
40
SSE
60
SSE
30
W
15
S
20
SSW
30
S
40
S
40
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffcross-
off		crossglasscross-
off		cross-
off		cross-
off		offoffcross-
off		cross-
off		cross-
on		cross-
off		cross-
off		offoffcross-
on		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
5:20PM
5.82
5:38AM
6.16
5:55PM
6.05
6:12AM
6.40
6:30PM
6.21
Low Tide
/ height (m)
11:21AM
1.05
11:35PM
0.94
11:58AM
0.80
12:09AM
0.72
12:32PM
0.61
Sunday
18
Monday
19
Tuesday
20
Wed
21
Sunrise--8:11-------8:11-------8:10-----
Sunset----4:47-------4:49-------4:51---
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
cloud
rain showers
cloud
clear
clear
cloud
light rain
heavy rain
light rain
light rain
cloud
part cloud
light rain
Rain (mm)
------------1----11114--1
Temp. °C887888977779988698887889
Feels °C (?)46566674332443400-52420-11
  • 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