K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 10 pm 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
22.6°C
2.3° 

K-181 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at K-181 today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 2.5ft (0.8m), 18s period with SW swell.
  • Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 17s period with SW swell.

The current surf forecast for K-181 at 7AM is: 0.8m 18s primary swell from a Southwest direction and 0.8m 7s secondary swell from a West-northwest direction, 1.0m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm September 19). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Sep)2.5ft (0.8m)18s
Afternoon (20 Sep)2.5ft (0.8m)18s
Evening (20 Sep)2.5ft (0.8m)17s

Table - waves today at K-181. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 22°C on Tue afternoon, min 18°C on Mon night). Wind will be generally light.

Sat
19
Sunday
20
Monday
21
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)
1
1
2
2
1
1
0
0
1
1
2
2
2
1
0
0
0
1
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
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
18
0.8
SW
17
0.8
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
1
SW
17
1
SW
17
0.9
SW
16
0.9
SW
16
Wave Graph
Metric surfscale
Energy kJ
375
375
375
375
370
437
447
432
423
418
482
476
470
470
549
536
454
443
Wind (km/h)
20
NW
15
NW
15
NW
10
NW
10
NW
10
W
15
W
20
WNW
15
NW
15
NW
10
NW
10
NW
5
NW
15
W
15
WNW
20
WNW
20
NW
15
NW
Wind State
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
7:44AM1.43m
5:26PM1.69m
7:47AM1.50m
6:16PM1.80m
Low Tide
00:19AM0.57m
11:47AM1.27m
00:54AM0.47m
12:30PM1.15m
clear
clear
clear
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:44
 mm
Temp °C
20
19
19
19
19
21
21
21
20
19
19
19
19
20
20
20
19
19
Feels °C
19
18
19
20
20
21
20
20
20
19
20
20
20
19
19
18
17
18
  • 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 K-181 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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