Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 4 am 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
13.4°C
0.9° 

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 (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.
  • Evening surf: Evening surf (22 Aug, local time) - 2.5ft (0.7m), 9s period with WNW swell.

The current surf forecast for Cape Sebastian at 12PM is: 0.5m 13s primary swell from a South-southwest direction and 0.6m 10s secondary swell from a West direction, 0.6m 8s secondary swell from a North-northwest direction (forecast issued at 04:00am August 22). The wind direction is predicted to be onshore.

Time (PDT) & DateWave HeightWave Period
Morning (22 Aug)1.5ft (0.5m)13s
Afternoon (22 Aug)1.5ft (0.5m)13s
Evening (22 Aug)2.5ft (0.7m)9s

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


Short Range Forecast

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

Saturday
22
Sunday
23
Monday
24
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
1
0
0
0
1
1
1
1
1
0
0
0
1
2
2
2
2
2
2
2
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
WNW
10
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.6
WNW
9
0.6
WNW
9
0.7
WNW
9
0.4
SSW
13
0.8
NW
7
0.8
NW
7
1.1
NW
7
1.5
NW
7
1.8
NW
6
1.9
NW
7
1.6
NW
7
1.5
NW
7
1.3
NW
7
0.6
SW
18
0.6
SW
18
0.6
SW
18
0.6
SW
18
0.6
SW
18
0.6
SW
17
Wave Graph
Metric surfscale
Energy kJ
102
98
98
98
98
69
67
82
67
63
73
121
231
273
305
228
218
184
199
255
255
252
246
235
Wind (km/h)
10
SE
10
ESE
15
ESE
10
S
10
SW
5
SW
5
N
10
NNE
15
NNE
15
NNE
15
N
25
NNW
35
NNW
35
NNW
30
N
10
NNE
5
NNE
5
NE
0
NNE
5
WSW
5
SW
5
SW
5
S
5
SE
Wind State
cross
cross
cross
on
on
cross-on
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
glassy
glassy
glassy
glassy
glassy
cross-on
glassy
High Tide
10:02AM1.93m
7:55PM2.44m
10:47AM2.01m
8:55PM2.50m
11:19AM2.11m
9:47PM2.58m
Low Tide
2:43AM0.78m
1:47PM1.76m
3:38AM0.69m
3:00PM1.72m
4:24AM0.59m
3:57PM1.64m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:33
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:07
8:06
8:05
 mm
Temp °C
14
14
15
18
18
17
16
15
14
15
15
20
21
21
18
17
16
15
16
18
18
17
15
14
Feels °C
13
12
13
16
16
17
17
15
12
13
13
16
16
15
13
16
15
14
16
18
18
17
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.


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