Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 am 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
14.5°C
0.1° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 2ft (0.6m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 2.5ft (0.7m), 18s period with SW swell.
  • Evening surf: Evening surf (29 Aug, local time) - 3.5ft (1.0m), 17s period with SW swell.

The current surf forecast for Cape Sebastian at 7PM is: 0.9m 18s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a West direction (forecast issued at 10:00am August 29). An open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (29 Aug)2ft (0.6m)18s
Afternoon (29 Aug)2.5ft (0.7m)18s
Evening (29 Aug)3.5ft (1.0m)17s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sun afternoon, min 12°C on Sat night). Winds decreasing (fresh winds from the NNW on Sat afternoon, calm by Sun night).

Saturday
29
Sunday
30
Monday
31
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
1
1
1
3
3
2
3
2
1
1
1
3
3
2
2
1
1
2
2
1
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)
0.6
SW
18
0.6
SW
18
0.7
SW
18
0.8
SSW
18
1.1
SW
18
0.9
SSW
17
0.9
SW
16
0.9
SW
16
1
SW
16
1
SW
16
1
SW
16
0.9
SSW
16
0.9
SSW
16
0.9
SW
15
0.9
SW
15
0.9
SW
15
0.9
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.8
SSW
14
0.8
SSW
14
Wave Graph
Metric surfscale
Energy kJ
249
249
316
395
703
522
376
371
502
502
502
441
436
331
314
309
309
305
305
301
264
261
Wind (km/h)
10
NNE
25
NNW
30
NNW
35
NNW
30
N
20
N
20
NNE
15
NNE
15
NNE
25
NNW
30
NNW
35
NNW
30
N
5
NE
0
SE
0
ESE
5
S
5
SW
5
WSW
5
W
5
SSE
10
SE
Wind State
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
glassy
glassy
glassy
on
cross-on
glassy
glassy
cross
High Tide
1:26PM2.60m
1:23AM2.56m
1:53PM2.68m
2:09AM2.44m
2:22PM2.74m
Low Tide
7:06AM0.57m
7:25PM0.93m
7:35AM0.70m
8:07PM0.80m
8:05AM0.87m
8:53PM0.70m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:39
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:57
7:54
7:52
 mm
Temp °C
14
18
18
18
16
14
13
12
13
18
20
19
16
14
13
13
14
16
16
16
14
13
Feels °C
11
13
13
12
10
10
9
9
10
13
14
13
11
13
13
13
14
15
15
16
14
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.


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