K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 10 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
21.1° C
0.8° 

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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 3.5ft (1.0m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
  • Evening surf: Evening surf (15 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.

The current surf forecast for K-181 at 2PM is: 1.1m 16s primary swell from a Southwest direction and 1.0m 4s secondary swell from a West-northwest direction (forecast issued at 10:00am August 15). An open ocean swell of 0.3m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (15 Aug)3.5ft (1.0m)16s
Afternoon (15 Aug)3.5ft (1.1m)16s
Evening (15 Aug)3.5ft (1.1m)16s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Mon afternoon, min 20°C on Sat morning). Winds increasing (light winds from the NW on Sat morning, fresh winds from the NW by Mon afternoon).

Saturday
15
Sunday
16
Monday
17
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
0
0
0
0
1
0
1
2
0
0
0
0
0
0
0
0
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)
0.9
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1
SW
15
1
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.8
SW
14
0.8
SW
14
0.8
SW
14
0.8
SW
14
Wave Graph
Metric surfscale
Energy kJ
386
661
644
644
636
636
546
546
465
424
350
350
350
350
350
350
305
301
245
241
238
245
Wind (km/h)
10
NW
20
WNW
30
WNW
30
NW
25
NW
20
NNW
15
WNW
25
NW
15
NW
25
WNW
30
WNW
30
NW
25
NW
20
NW
20
NW
20
NW
15
NW
25
WNW
30
NW
35
NW
20
NW
20
NW
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross
cross-on
High Tide
11:31AM1.88m
11:24PM1.79m
12:04PM1.87m
00:10AM1.54m
12:38PM1.84m
Low Tide
5:10AM0.32m
5:29PM0.67m
5:38AM0.52m
6:22PM0.71m
6:02AM0.71m
7:24PM0.76m
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:29
7:28
7:27
 mm
Temp °C
20
22
22
22
21
21
21
20
21
23
23
23
21
21
21
21
22
24
25
23
23
22
Feels °C
21
21
20
20
19
20
20
19
21
22
20
20
19
20
20
20
22
22
23
19
22
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 

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