Cape Sebastian Surf Break

Lat Long: 42.32° N 124.42° W

Cape Sebastian 48 hour detailed Surf Forecast

Issued: 4 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cape Sebastian sea temperature is
10.6° C
2.9° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 2.5ft (0.8m), 17s period with WNW swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 3ft (0.9m), 16s period with WNW swell.
  • Evening surf: Evening surf (17 Jul, local time) - 3ft (0.9m), 16s period with WNW swell.

The current surf forecast for Cape Sebastian at 9AM is: 0.8m 17s primary swell from a West-northwest direction and 0.9m 8s secondary swell from a Northwest direction (forecast issued at 04:00am July 17). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (17 Jul)2.5ft (0.8m)17s
Afternoon (17 Jul)3ft (0.9m)16s
Evening (17 Jul)3ft (0.9m)16s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Sat afternoon, min 14°C on Fri morning). Winds decreasing (fresh winds from the NNW on Fri afternoon, light winds from the NNE by Sun night).

Friday
17
Saturday
18
Sunday
19
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)
3
3
3
1
1
1
1
3
3
3
3
1
1
2
2
4
3
3
2
1
1
1
2
3
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)
0.8
WNW
17
0.8
WNW
17
0.8
WNW
17
0.9
WNW
17
0.9
WNW
17
0.9
WNW
16
0.9
WNW
16
0.9
WNW
16
0.8
WNW
16
0.8
WNW
16
0.9
WNW
16
0.9
WNW
16
0.8
WNW
16
2.2
NW
7
2.2
NW
7
1.9
NW
8
1.7
NW
8
1.7
NW
8
1.8
NW
8
1.8
NW
8
2.1
NW
8
2.1
NW
8
2
NW
8
1.9
NW
8
Wave Graph
Metric surfscale
Energy kJ
399
394
399
487
486
463
432
432
341
341
421
421
329
479
515
407
328
337
373
383
520
575
502
452
Wind (km/h)
15
NNE
15
NNE
10
N
25
NNW
30
NNW
35
NNW
30
NNW
20
N
15
NNE
15
NNE
15
N
25
NNW
30
NNW
35
NNW
30
N
20
N
15
N
20
N
20
N
30
NNW
30
NNW
30
NNW
25
N
15
N
Wind State
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:56AM2.88m
3:21PM2.64m
2:50AM2.65m
4:01PM2.67m
3:47AM2.38m
4:41PM2.67m
Low Tide
8:44AM0.18m
9:04PM1.15m
9:24AM0.43m
10:03PM1.09m
10:03AM0.71m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:51
8:50
8:49
 mm
Temp °C
13
12
14
18
19
19
17
15
14
14
16
19
20
20
18
15
15
14
16
19
19
19
17
16
Feels °C
10
10
12
14
13
13
12
12
12
12
14
15
15
15
13
12
13
11
13
14
14
15
13
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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