Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 10 pm 18 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
10.3° C
3.2° 

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 Jul):

  • Morning surf: Morning surf (19 Jul, local time) - 5.5ft (1.7m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (19 Jul, local time) - 6.5ft (2.0m), 8s period with NW swell.
  • Evening surf: Evening surf (19 Jul, local time) - 7ft (2.1m), 8s period with NW swell.

The current surf forecast for Cape Sebastian at 3AM is: 0.8m 16s primary swell from a West-northwest direction and 1.6m 8s secondary swell from a Northwest direction (forecast issued at 10:00pm July 18). The wind direction is predicted to be offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (19 Jul)5.5ft (1.7m)8s
Afternoon (19 Jul)6.5ft (2.0m)8s
Evening (19 Jul)7ft (2.1m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun morning, min 14°C on Mon night). Wind will be generally light.

Sat
18
Sunday
19
Monday
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)
3
3
3
3
3
2
1
1
3
3
3
3
3
2
2
3
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)
0.8
SW
18
0.8
WNW
16
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.7
NW
8
2
NW
8
2.1
NW
8
2.1
NW
8
1.8
NW
8
0.8
SW
17
1.7
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
1.4
NW
8
0.8
SW
16
0.8
SW
16
Wave Graph
Metric surfscale
Energy kJ
389
355
320
316
308
337
465
503
503
427
423
355
333
304
277
251
295
299
Wind (km/h)
25
N
10
NNE
5
NNE
10
NNE
10
N
20
NNW
25
NNW
25
NNW
25
N
15
N
10
N
10
N
5
N
5
WNW
5
WSW
5
NW
5
NNW
5
NNE
Wind State
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
glassy
cross-off
glassy
High Tide
3:47AM2.38m
4:41PM2.67m
4:50AM2.13m
5:21PM2.65m
Low Tide
10:03PM1.09m
10:03AM0.71m
11:05PM1.03m
10:42AM0.99m
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:50
8:49
8:49
 mm
Temp °C
18
16
15
15
17
19
19
19
17
16
15
16
16
18
17
17
15
15
Feels °C
14
15
14
13
16
16
15
15
14
15
14
15
16
18
17
17
15
16
  • 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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