Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 am 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
13.7°C
0.3° 

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 (15 Sep):

  • Morning surf: Morning surf (15 Sep, local time) - 4.5ft (1.3m), 7s period with NW swell.
  • Afternoon surf: Afternoon surf (15 Sep, local time) - 6ft (1.9m), 6s period with NW swell.
  • Evening surf: Evening surf (15 Sep, local time) - 5ft (1.6m), 7s period with NW swell.

The current surf forecast for Cape Sebastian at 2PM is: 1.8m 6s primary swell from a Northwest direction and 0.5m 17s secondary swell from a Southwest direction, 0.4m 12s secondary swell from a Southwest direction (forecast issued at 10:00am September 15). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (15 Sep)4.5ft (1.3m)7s
Afternoon (15 Sep)6ft (1.9m)6s
Evening (15 Sep)5ft (1.6m)7s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Wed afternoon, min 13°C on Tue morning). Winds decreasing (fresh winds from the NNW on Tue afternoon, calm by Thu night).

Tuesday
15
Wednesday
16
Thursday
17
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)
2
1
0
0
0
2
2
2
2
1
0
1
3
3
3
2
1
1
0
1
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)
1.3
NW
7
1.3
NW
7
1.8
NW
6
1.9
NW
6
1.7
NW
6
1.4
NW
7
1.4
NW
7
1.4
NW
7
1.5
NW
7
1.4
NW
8
1.5
NW
8
1.8
NW
8
1.9
NW
8
1.8
NW
8
1.7
NW
8
1.7
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
1.4
NW
8
1.4
NW
8
1.3
NW
8
Wave Graph
Metric surfscale
Energy kJ
184
184
247
303
238
189
200
200
237
227
250
350
429
393
371
371
311
319
299
277
277
256
Wind (km/h)
15
NNE
25
NNW
35
NNW
40
NNW
30
N
25
N
20
N
20
N
15
NNE
20
NNW
25
NNW
30
NNW
25
N
5
ENE
5
SSE
10
SE
10
SSE
15
SSW
15
SSW
5
SSW
0
E
5
NNE
Wind State
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
off
cross-off
glassy
cross-on
cross-on
on
on
on
glassy
glassy
High Tide
2:45PM2.69m
4:09AM2.10m
3:20PM2.59m
5:15AM1.97m
4:00PM2.48m
Low Tide
8:37AM1.25m
9:42PM0.63m
9:11AM1.43m
10:34PM0.72m
9:47AM1.58m
clear
clear
clear
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:27
7:25
7:23
 mm
Temp °C
13
19
19
18
16
13
13
13
13
18
20
21
19
16
14
14
14
16
16
16
14
14
Feels °C
10
14
12
11
11
9
9
10
10
15
15
16
15
15
14
13
13
14
14
16
15
14
  • 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