K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 4 pm 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
23.9°C
3.4° 

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 (11 Sep):

  • Afternoon surf: Afternoon surf (11 Sep, local time) - 2.5ft (0.8m), 15s period with SW swell.
  • Evening surf: Evening surf (11 Sep, local time) - 3ft (0.9m), 15s period with SW swell.

The current surf forecast for K-181 at 10PM is: 0.9m 15s primary swell from a Southwest direction and 0.7m 7s secondary swell from a West-northwest direction (forecast issued at 04:00pm September 11). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (11 Sep)--
Afternoon (11 Sep)2.5ft (0.8m)15s
Evening (11 Sep)3ft (0.9m)15s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Fri afternoon, min 20°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the WNW by Sun afternoon).

Fri
11
Saturday
12
Sunday
13
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)
0
1
2
1
1
2
1
0
0
0
0
0
0
0
1
0
0
0
0
0
Swell
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
SW
15
0.9
SW
15
0.9
SW
15
0.8
SW
15
0.9
SW
15
0.9
SW
14
0.8
SW
14
0.8
SW
14
0.8
SW
14
0.7
SW
14
0.7
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
13
0.6
SW
13
1.3
WNW
7
0.6
SW
13
1.3
WNW
7
1.2
WNW
8
Wave Graph
Metric surfscale
Energy kJ
305
355
355
301
355
350
251
248
245
198
198
158
119
114
113
111
134
111
169
174
Wind (km/h)
10
SSW
5
SW
5
WNW
5
NW
5
WNW
5
WNW
5
WNW
10
W
15
WNW
20
WNW
15
NW
15
NW
15
NW
15
NW
15
NW
25
WNW
30
WNW
30
NW
25
NW
15
NW
Wind State
cross-on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
9:45PM1.99m
10:09AM2.02m
10:26PM1.82m
10:36AM2.02m
Low Tide
3:42PM0.47m
3:56AM0.39m
4:23PM0.44m
4:21AM0.55m
5:05PM0.46m
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:54
6:53
 mm
Temp °C
25
24
22
22
21
21
22
23
23
23
22
22
21
21
22
23
23
23
21
21
Feels °C
26
26
25
25
23
24
25
25
24
23
22
22
21
21
22
21
20
20
19
21
  • 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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