Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 am 25 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
12.2°C
1.6° 

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 (25 Sep):

  • Morning surf: Morning surf (25 Sep, local time) - 7ft (2.1m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (25 Sep, local time) - 5.5ft (1.7m), 10s period with W swell.
  • Evening surf: Evening surf (25 Sep, local time) - 6ft (1.8m), 9s period with NW swell.

The current surf forecast for Cape Sebastian at 1PM is: 1.8m 10s primary swell from a West direction and 1.4m 9s secondary swell from a Northwest direction (forecast issued at 10:00am September 25). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (25 Sep)7ft (2.1m)9s
Afternoon (25 Sep)5.5ft (1.7m)10s
Evening (25 Sep)6ft (1.8m)9s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Fri morning. Very mild (max 18°C on Sat afternoon, min 11°C on Sat morning). Winds increasing (calm on Fri morning, fresh winds from the NNW by Sun afternoon).

Friday
25
Saturday
26
Sunday
27
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)
4
4
4
3
4
3
3
3
3
1
1
1
3
3
2
2
2
0
0
1
1
3
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)
2.2
W
9
1.9
W
10
1.8
W
10
1.7
NW
10
1.8
NW
9
1.8
NW
9
1.7
NW
9
1.6
NW
8
1.6
NW
8
1.4
NW
8
1.6
NW
8
1.8
NW
8
1.9
NW
7
1.6
NW
7
1.3
NW
8
0.6
SSW
13
0.6
SSW
13
0.6
SSW
13
1.6
NW
7
1.8
NW
7
1.7
NNW
7
1.5
NNW
7
Wave Graph
Metric surfscale
Energy kJ
792
652
585
524
515
505
429
381
335
264
291
350
372
262
200
113
113
116
233
295
274
243
Wind (km/h)
5
N
5
NNW
15
NW
20
NNW
25
N
20
NNE
20
NNE
20
NNE
15
NNE
15
N
30
NNW
30
NNW
20
N
10
NE
5
ENE
10
NNE
10
NNE
25
NNW
35
NNW
35
NNW
30
N
20
N
Wind State
glassy
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
glassy
off
off
cross-off
cross-off
cross-off
cross-off
off
High Tide
11:41AM2.57m
11:45PM2.56m
12:06PM2.70m
00:31AM2.55m
12:34PM2.80m
Low Tide
5:22AM0.68m
5:44PM0.89m
5:53AM0.75m
6:23PM0.67m
6:25AM0.86m
7:03PM0.49m
rain showers
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
clear
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
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7:07
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—
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—
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7:09
—
—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
7:09
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—
—
—
—
—
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7:07
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—
—
—
—
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7:06
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 mm
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
15
16
16
16
14
13
13
12
11
17
18
17
15
13
12
11
11
15
16
16
13
12
Feels °C
15
15
13
12
9
9
9
8
8
13
12
11
11
11
11
8
7
10
9
9
6
7
  • 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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