Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 pm 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
11.0°C
1.8° 

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 (19 Oct):

  • Morning surf: Morning surf (19 Oct, local time) - 6ft (1.8m), 11s period with WNW swell.
  • Afternoon surf: Afternoon surf (19 Oct, local time) - 4.5ft (1.4m), 11s period with WNW swell.
  • Evening surf: Evening surf (19 Oct, local time) - 6ft (1.9m), 14s period with WNW swell.

The current surf forecast for Cape Sebastian at 6AM is: 1.9m 12s primary swell from a West-northwest direction and 0.9m 16s secondary swell from a South-southwest direction (forecast issued at 10:00pm October 18). The wind direction is predicted to be glassy and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (19 Oct)6ft (1.8m)11s
Afternoon (19 Oct)4.5ft (1.4m)11s
Evening (19 Oct)6ft (1.9m)14s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Wed morning, min 10°C on Sun night). Wind will be generally light.

Sun
18
Monday
19
Tuesday
20
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
3
3
3
3
3
2
2
4
5
4
4
4
4
3
4
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
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
14
2.5
WNW
13
3
WNW
12
2.5
WNW
12
2.4
WNW
12
2.2
WNW
11
1.9
WNW
11
1.7
WNW
10
1.5
WNW
10
0.9
SSW
16
Wave Graph
Metric surfscale
Energy kJ
1491
1220
1180
964
844
674
517
435
811
2549
2326
1993
1592
1220
807
592
427
392
Wind (km/h)
5
N
5
SE
10
SE
5
SE
5
SE
10
SSW
10
SSW
5
S
5
NNE
5
NNE
0
NE
5
NE
5
NNE
5
SSW
5
SW
5
NNW
10
N
5
ENE
Wind State
glassy
cross-on
cross
cross
cross
on
on
on
glassy
off
glassy
glassy
off
glassy
on
glassy
off
glassy
High Tide
8:21AM2.09m
6:30PM2.16m
8:59AM2.20m
7:48PM2.16m
Low Tide
00:54AM0.85m
1:17PM1.75m
1:50AM0.86m
2:29PM1.59m
part cloud
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:33
—
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—
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—
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7:35
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
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6:29
—
—
—
—
—
—
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6:28
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 mm
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
10
10
10
10
10
12
13
12
12
12
12
13
12
15
14
15
13
13
Feels °C
9
9
8
8
8
9
11
10
10
10
10
11
9
13
12
14
11
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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