K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 4 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
20.6° C
0.3° 

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 (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 1.5ft (0.5m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 2ft (0.6m), 18s period with SW swell.
  • Evening surf: Evening surf (11 Aug, local time) - 2.5ft (0.8m), 18s period with SW swell.

The current surf forecast for K-181 at 7AM is: 0.6m 13s primary swell from a South-southwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.3m 3s secondary swell from a West-northwest direction (forecast issued at 04:00am August 11). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (11 Aug)1.5ft (0.5m)12s
Afternoon (11 Aug)2ft (0.6m)18s
Evening (11 Aug)2.5ft (0.8m)18s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Tue morning, min 18°C on Thu night). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
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
0
0
0
0
0
0
0
0
1
0
0
0
1
1
1
1
1
0
0
0
1
2
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)
0.5
SW
19
0.6
SSW
13
0.6
SSW
13
0.4
SW
18
0.6
SW
18
0.8
SW
18
0.8
SW
18
0.7
SW
18
0.4
SSW
18
0.4
SW
18
0.5
SW
17
0.6
SW
16
0.7
SW
16
0.7
SW
16
0.5
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
16
0.8
SW
15
Wave Graph
Metric surfscale
Energy kJ
184
131
106
113
252
375
370
304
121
79
142
214
254
254
127
251
251
248
245
242
291
344
344
335
Wind (km/h)
10
NW
10
WNW
5
WNW
15
W
15
WNW
15
W
20
NW
10
WNW
10
WNW
10
NW
10
WNW
15
W
20
WNW
15
WNW
10
NW
10
NW
10
NW
10
NW
5
WNW
15
W
20
W
15
WNW
15
WNW
10
NNW
Wind State
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
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
9:21AM1.64m
8:31PM2.39m
9:54AM1.73m
9:16PM2.34m
10:27AM1.80m
9:59PM2.21m
Low Tide
2:54AM-0.05m
2:18PM0.84m
3:32AM-0.06m
3:07PM0.74m
4:07AM0.01m
3:54PM0.68m
rain showers
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:32
7:31
7:30
 mm
1
Temp °C
20
20
21
23
22
23
21
21
20
20
20
22
22
21
20
20
19
19
20
21
21
20
19
19
Feels °C
22
22
23
24
22
23
21
22
21
21
21
22
22
21
21
21
20
20
22
21
20
19
19
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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