K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 4 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
19.1° C
1.3° 

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 (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 13s period with SSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 13s period with SSW swell.

The current surf forecast for K-181 at 11AM is: 0.6m 13s primary swell from a Southwest direction and 0.5m 7s secondary swell from a West-northwest direction (forecast issued at 04:00am August 21). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (21 Aug)2ft (0.6m)13s
Afternoon (21 Aug)2ft (0.6m)13s
Evening (21 Aug)2ft (0.6m)13s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Sun morning, min 21°C on Fri night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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)
1
1
1
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
1
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)
0.7
SW
13
0.7
SW
13
0.6
SW
13
0.6
SW
13
0.6
SSW
13
0.6
SSW
13
0.6
SSW
13
0.6
SSW
13
0.6
SSW
13
0.6
SSW
13
0.5
SW
14
0.6
SSW
15
0.8
SSW
15
0.8
SSW
14
0.8
SSW
14
0.7
SW
15
0.7
SSW
16
0.5
SW
19
0.5
SW
19
0.7
SSW
13
0.7
SSW
13
0.8
SSW
13
0.8
SSW
14
0.8
SSW
14
Wave Graph
Metric surfscale
Energy kJ
183
180
140
140
114
114
114
114
111
108
103
142
272
268
268
217
215
183
179
161
154
204
223
257
Wind (km/h)
10
WNW
10
NW
10
WNW
10
W
15
WNW
15
WNW
15
NW
10
NW
10
NW
10
NW
10
NW
15
WNW
20
WNW
15
WNW
15
WNW
15
NW
15
NW
15
NW
10
NW
15
WNW
20
WNW
20
WNW
15
WNW
5
WNW
Wind State
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:45AM1.29m
4:53PM1.71m
8:17AM1.36m
5:57PM1.80m
8:27AM1.42m
6:44PM1.91m
Low Tide
00:09AM0.65m
9:35AM1.29m
00:59AM0.53m
11:47AM1.26m
1:35AM0.42m
12:40PM1.17m
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:21
7:20
 mm
Temp °C
21
21
22
23
24
23
21
23
22
22
23
24
24
25
24
24
24
24
25
26
25
25
24
23
Feels °C
23
23
24
24
25
23
21
24
23
23
25
25
23
25
23
24
24
24
26
26
25
24
24
24
  • 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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