Gwithian surf break

Gwithian surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 6 am Saturday 18 Oct 2025 BST
Forecast update in hr  min  s Forecast update imminent
Gwithian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gwithian sea temperature is
15.2° C
(Which is 1.2°C warmer than normal for this time of year)


How big are the waves at Gwithian today?

The current surf forecast for Gwithian at 1PM is: 0.4m 10s primary swell from a West-southwest direction and 0.4m 8s secondary swell from a Southwest direction (forecast issued at 06:00am October 18). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (18 Oct)1ft (0.3m)12s
Afternoon (18 Oct)2ft (0.6m)10s
Evening (18 Oct)2.5ft (0.7m)10s

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

Updates in  hr  min  s Forecast update imminent
Saturday
18
Sunday
19
Monday
20
Tue
21
4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.3
WSW
0.4
SW
0.3
W
0.4
WSW
0.7
WSW
0.7
WSW
0.8
WSW
0.7
W
0.8
W
1.2
WSW
3
SW
1.9
WSW
2.1
SW
2
SW
1.4
W
2.1
SW
3
WSW
4
WSW
4.5
WSW
5.5
W
4.5
W
4.5
W
4
W
3.5
W
Period(s) (?)88121010101012111199881181010121212121111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1317253510698123130151343131363364954548649817192714582183036473513737442493
Wind
(km/h)
30
SE
30
SE
30
SSE
30
SE
35
SE
35
SE
40
SSE
40
SSE
35
S
40
S
25
SW
25
WSW
25
SW
25
SW
30
SW
35
SW
40
SW
45
SW
50
SW
45
WNW
45
WNW
40
WNW
35
W
30
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross-
on
crosscrosscrosscrosscrosscrosscross-
on
ononononon
High Tide
/ height (m)
4:01AM
5.09
4:17PM
5.44
4:40AM
5.43
4:54PM
5.72
5:13AM
5.71
5:28PM
5.92
Low Tide
/ height (m)
10:20AM
1.20
10:44PM
0.91
10:58AM
0.91
11:18PM
0.69
11:31AM
0.69
11:48PM
0.54
Saturday
18
Sunday
19
Monday
20
Tue
21
Sunrise--7:47-------7:48-------7:50-----
Sunset----6:24-------6:22-------6:21---
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloud
heavy rain
light rain
clear
cloud
rain showers
cloud
light rain
thunderstorm
light rain
thunderstorm
thunderstorm
rain showers
clear
rain showers
part cloud
Rain (mm)
----1----172--1-122211-1-
Temp. °C141313131213131415151515151414131313141414141313
Feels °C (?)9777565799121111108655566767
  • 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 Cornwall (North)

  1. weather stationWind Update The wind is still cross-off at Gwithian (moderate winds from the SSE at Camborne 7 km from Gwithian). 0.3m 9s swell from the WSW with a 0.3m 10s swell from the W. 2 swells combining to make bigger set waves.

    Gwithian
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1 h 39 min ago

26 km/h
SSE
Cross-Off
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