K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 10 am 13 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
21.0° C
0.6° 

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 (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 2.5ft (0.7m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 2.5ft (0.8m), 16s period with SW swell.
  • Evening surf: Evening surf (13 Aug, local time) - 2.5ft (0.8m), 16s period with SW swell.

The current surf forecast for K-181 at 4PM is: 0.8m 16s primary swell from a Southwest direction and 0.5m 9s secondary swell from a West-northwest direction (forecast issued at 10:00am August 13). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (13 Aug)2.5ft (0.7m)16s
Afternoon (13 Aug)2.5ft (0.8m)16s
Evening (13 Aug)2.5ft (0.8m)16s

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


Short Range Forecast

Mostly dry. Warm (max 22°C on Sat morning, min 19°C on Thu morning). Wind will be generally light.

Thursday
13
Friday
14
Saturday
15
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)
2
0
0
0
2
1
1
0
2
1
0
0
1
2
2
1
2
1
0
0
1
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)
0.7
SW
16
0.7
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
15
0.8
SW
15
0.7
SW
15
0.6
SW
18
0.7
SW
18
0.7
SW
18
0.7
SW
18
0.9
SW
18
1.1
SW
17
1.1
SW
17
1.1
SW
16
0.9
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
Wave Graph
Metric surfscale
Energy kJ
245
242
291
344
344
335
266
209
272
327
323
323
449
687
711
669
386
661
644
644
636
636
Wind (km/h)
5
NW
10
W
15
W
15
WNW
10
NW
10
WNW
10
WNW
10
NW
10
NW
15
W
15
W
20
WNW
15
NW
15
NW
15
NW
15
NW
15
NW
15
NW
25
WNW
25
NW
20
NW
20
NW
Wind State
glassy
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross
cross-on
High Tide
10:27AM1.80m
9:59PM2.21m
10:59AM1.85m
10:42PM2.02m
11:31AM1.88m
Low Tide
3:54PM0.68m
4:40AM0.14m
4:41PM0.65m
5:10AM0.32m
5:29PM0.67m
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:30
7:30
7:29
 mm
Temp °C
19
21
21
21
20
19
19
19
20
21
21
21
20
19
19
19
20
22
21
22
21
20
Feels °C
21
22
20
21
21
20
20
19
21
21
20
20
20
19
19
19
20
22
19
20
20
19
  • 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 

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