Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
11.5°C
1.3° 

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 (18 Oct):

  • Morning surf: Morning surf (18 Oct, local time) - 7ft (2.1m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 7ft (2.2m), 12s period with WNW swell.
  • Evening surf: Evening surf (18 Oct, local time) - 7ft (2.2m), 12s period with WNW swell.

The current surf forecast for Cape Sebastian at 5AM is: 2.2m 11s primary swell from a West-northwest direction and 0.8m 18s secondary swell from a South-southwest direction (forecast issued at 10:00pm October 17). The wind direction is predicted to be glassy and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (18 Oct)7ft (2.1m)11s
Afternoon (18 Oct)7ft (2.2m)12s
Evening (18 Oct)7ft (2.2m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Tue afternoon, min 9°C on Sun night). Wind will be generally light.

Sat
17
Sunday
18
Monday
19
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
4
4
4
4
4
4
4
4
3
3
2
3
2
1
2
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
W
12
1.7
WNW
12
1.8
WNW
12
2.2
WNW
11
2.2
WNW
11
2.1
WNW
11
2.1
WNW
11
2.2
WNW
13
2.2
WNW
13
2.1
WNW
12
2.1
WNW
12
1.9
WNW
12
1.8
WNW
12
1.7
WNW
11
1.5
WNW
11
1.3
WNW
11
1.4
WNW
12
3
WNW
13
Wave Graph
Metric surfscale
Energy kJ
687
819
882
1162
1162
1064
1126
1594
1545
1269
1227
964
844
674
517
372
532
2539
Wind (km/h)
25
N
20
N
15
NNE
5
NE
5
NE
10
NW
15
NNW
15
NNW
5
NNW
5
SE
10
SE
10
SE
10
SE
15
SSE
10
S
5
S
5
NNE
10
N
Wind State
cross-off
off
off
glassy
glassy
cross-off
cross-off
cross-off
glassy
cross
cross-on
cross-on
cross
cross-on
on
on
glassy
off
High Tide
7:24AM2.02m
5:09PM2.23m
8:21AM2.09m
6:30PM2.16m
Low Tide
11:50PM0.81m
11:41AM1.81m
00:54AM0.85m
1:17PM1.75m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:33
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7:33
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:30
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6:29
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 mm
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Temp °C
13
13
12
12
11
13
13
13
11
10
9
10
10
12
14
13
13
12
Feels °C
9
10
10
11
10
11
10
10
10
9
7
7
7
9
11
10
11
8
  • 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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