K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 4 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
19.4° C
1.0° 

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 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.8m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 2.5ft (0.7m), 14s period with SW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 14s period with SW swell.

The current surf forecast for K-181 at 1AM is: 0.7m 14s primary swell from a Southwest direction and 0.9m 7s secondary swell from a West-northwest direction (forecast issued at 04:00pm August 19). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (20 Aug)2.5ft (0.8m)14s
Afternoon (20 Aug)2.5ft (0.7m)14s
Evening (20 Aug)2.5ft (0.7m)14s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Sat morning, min 20°C on Wed night). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
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
0
0
1
1
2
2
1
1
1
1
1
1
1
1
1
0
0
1
1
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)
0.9
SW
16
0.9
SW
16
0.7
SW
15
0.7
SW
15
0.7
SW
14
0.7
SW
14
0.8
SSW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.7
SW
14
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
Wave Graph
Metric surfscale
Energy kJ
353
353
236
217
214
211
264
211
211
208
203
191
183
180
140
140
114
114
114
114
Wind (km/h)
20
WNW
15
WNW
10
NW
10
NW
5
W
5
WNW
5
W
5
SW
10
W
10
W
5
NW
5
WNW
5
NW
10
WNW
5
WNW
10
W
15
W
15
WNW
10
NW
10
WNW
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
glassy
on
on
cross-on
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
2:07PM1.72m
3:26PM1.68m
8:45AM1.29m
4:53PM1.71m
Low Tide
10:43PM0.76m
00:09AM0.65m
9:35AM1.29m
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:23
7:22
7:22
 mm
Temp °C
23
22
21
21
21
20
21
23
23
23
21
21
21
21
22
23
23
23
22
21
Feels °C
23
22
22
22
23
22
24
25
24
25
23
23
23
22
24
24
23
23
23
22
  • 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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