Treyarnon surfForecast / Cornwall (North) / UK

information circle16 Day Weather and Surf, issued 11 pm Thursday 19 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Treyarnon surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Treyarnon sea temperature is
10.4° C
(Which is 1.0°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Treyarnon this week:

The surf forecast for Treyarnon over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Mar 20) at 9AM. The primary swell is predicted to be 0.7m and 12s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Treyarnon in the next 16 days are 2.4m 15s and forecast to arrive on Wednesday (Mar 25) at 6PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 10s period and expected on Sunday (Mar 22) at 3AM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Fri 20th Mar)2.5ft (0.7m) 12s
Best Surf 9AM (Mon 23rd Mar)2.5ft (0.8m) 13s
Most Powerful 6PM (Wed 25th Mar)8ft (2.4m) 15s

Table - best surf conditions forecast for Treyarnon over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 13°C on Fri morning, min 9°C on Sat night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 10°C on Sun night, min 7°C on Sun night). Winds increasing (calm on Mon morning, strong winds from the WNW by Wed afternoon).

Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thu
26
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
1
1
0
1
1
0
1
0
0
0
2
1
1
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.8
W
0.7
W
0.6
W
0.5
W
0.5
WNW
0.8
WNW
0.8
WNW
0.8
WNW
0.8
WNW
0.8
WNW
0.8
WNW
0.9
WNW
0.8
WNW
0.8
W
0.7
W
1.6
W
1
WNW
2.3
WNW
2.2
WNW
1.7
WNW
1.6
W
Period(s) (?)12121110121212131312131312111171716141313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)187132885587176183239225198222280189151114226569252319391042848
Wind
(km/h)
15
E
15
E
5
NE
5
E
10
ENE
5
NNW
5
S
5
NNE
15
N
30
NNE
10
ENE
10
WSW
10
SSW
20
SW
30
WSW
35
NW
35
WNW
45
W
45
NW
40
NW
30
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
crosscross-
off
cross-
off
onglasscross-
on
cross-
on
cross-
on
cross-
off
cross-
on
cross-
off
cross-
off
crossononcross-
on
ononon
High Tide
/ height (m)
5:57AM
7.16
6:16PM
7.04
6:34AM
7.22
6:53PM
7.04
7:12AM
7.06
7:32PM
6.84
7:53AM
6.70
8:14PM
6.46
8:38AM
6.17
9:02PM
5.95
9:32AM
5.56
10:01PM
5.40
10:42AM
5.00
Low Tide
/ height (m)
11:54PM
-0.01
12:14PM
-0.16
12:29AM
-0.12
12:50PM
-0.14
1:06AM
-0.05
1:27PM
0.08
1:45AM
0.21
2:06PM
0.47
2:29AM
0.63
2:51PM
1.00
3:20AM
1.17
3:48PM
1.56
4:30AM
1.70
5:09PM
2.03
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thu
26
Sunrise-6:24--6:20--6:18--6:16--6:15--6:13--6:09-
Sunset--6:31--6:32--6:35--6:37--6:37--6:39--6:40
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
Rain (mm)
---------------------
Temp. °C1213131112121010101099910101099899
Feels °C (?)810118101087768764340-1-313
  • 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

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Information about the Treyarnon Surf forecast

The above surf forecast table for Treyarnon provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Treyarnon can be found by selecting the local surf guide option on the grey menu. Our Treyarnon surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Treyarnon) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Treyarnon may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Treyarnon is 7 km (4 miles) from Padstow. If you plan a holiday in North Cornwall, look for hotels and other accommodation in Padstow. Padstow has rooms for a wide range of budgets as well as car hire and transport links.

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