Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
13.7°C
0.4° 

Cape Sebastian surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cape Sebastian today (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 3.5ft (1.0m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 3ft (0.9m), 16s period with SW swell.
  • Evening surf: Evening surf (11 Sep, local time) - 3.5ft (1.0m), 15s period with SW swell.

The current surf forecast for Cape Sebastian at 2PM is: 0.9m 16s primary swell from a Southwest direction and 0.7m 10s secondary swell from a West-northwest direction, 1.1m 10s secondary swell from a Northwest direction (forecast issued at 10:00am September 11). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (11 Sep)3.5ft (1.0m)16s
Afternoon (11 Sep)3ft (0.9m)16s
Evening (11 Sep)3.5ft (1.0m)15s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Very mild (max 16°C on Fri afternoon, min 12°C on Fri night). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
2
2
2
3
3
3
3
3
2
1
0
1
1
1
2
1
2
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SW
16
1
SW
16
0.9
SW
16
0.9
SW
15
1
SW
16
1
SW
15
0.9
SW
15
1
SW
15
1
SW
15
1
SW
14
0.9
SW
14
1
SW
14
0.9
SW
14
0.9
SW
14
0.8
SW
14
1.3
WNW
10
0.8
SW
14
1.3
WNW
9
1.4
WNW
9
1.3
WNW
9
1.6
NW
9
1.3
WNW
9
Wave Graph
Metric surfscale
Energy kJ
486
474
400
395
462
438
380
415
410
398
350
393
341
341
245
312
281
274
318
273
408
258
Wind (km/h)
10
N
20
NNW
20
NW
20
NNW
10
NNW
5
NE
5
E
5
E
5
ESE
10
SSW
15
S
20
S
15
SSE
15
SSE
15
SE
15
SE
10
SE
10
SSW
10
WNW
20
NNW
20
N
15
NNE
Wind State
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
cross
cross-off
cross-off
off
High Tide
12:40PM2.75m
00:49AM2.69m
1:11PM2.80m
1:37AM2.57m
1:42PM2.81m
Low Tide
6:22AM0.47m
6:45PM0.73m
6:57AM0.64m
7:29PM0.61m
7:31AM0.84m
8:12PM0.56m
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:52
6:54
6:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:34
7:32
7:30
 mm
1
1
1
Temp °C
13
15
16
16
14
13
12
12
12
15
15
15
14
14
13
13
14
16
16
16
15
15
Feels °C
12
12
13
13
12
12
11
11
11
13
12
11
11
12
11
10
12
14
14
12
11
12
  • 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
How to use the Wavefinder 

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 Cape Sebastian 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.


Nearest locationNearest