K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 4 am 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
21.5°C
0.9° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 3.5ft (1.1m), 16s period with SW swell.
  • Evening surf: Evening surf (29 Aug, local time) - 4ft (1.2m), 16s period with SW swell.

The current surf forecast for K-181 at 9AM is: 1.1m 16s primary swell from a Southwest direction and 0.7m 7s secondary swell from a West-northwest direction (forecast issued at 04:00am August 29). The wind direction is predicted to be glassy and the swell rating is 3.

Time (PDT) & DateWave HeightWave Period
Morning (29 Aug)3.5ft (1.1m)16s
Afternoon (29 Aug)3.5ft (1.1m)16s
Evening (29 Aug)4ft (1.2m)16s

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


Short Range Forecast

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

Saturday
29
Sunday
30
Monday
31
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)
3
2
3
1
0
0
0
2
1
2
1
0
0
0
0
1
1
2
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)
1.1
SW
17
1.1
SW
17
1
SW
16
1.1
SW
16
1.1
SW
16
1.2
SW
16
1.2
SW
16
1.2
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
14
1.1
SSW
14
1.1
SSW
14
0.9
SW
14
1.2
SSW
14
1
SSW
14
0.9
SW
14
0.8
SW
12
0.8
SW
13
0.7
SW
13
0.6
SW
13
0.6
SW
13
Wave Graph
Metric surfscale
Energy kJ
763
754
527
661
653
739
729
711
581
566
496
489
482
501
494
341
577
413
293
184
205
175
140
142
Wind (km/h)
5
NW
10
NW
5
NW
15
WNW
20
WNW
25
WNW
20
NW
15
NW
15
NW
10
NW
10
NW
15
WNW
25
WNW
25
WNW
20
NW
15
NW
15
NW
10
NW
10
NW
15
WNW
25
WNW
25
WNW
20
NW
15
NW
Wind State
glassy
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
High Tide
10:19AM1.84m
10:11PM1.91m
10:44AM1.90m
10:49PM1.75m
11:11AM1.94m
Low Tide
4:04AM0.33m
4:10PM0.63m
4:27AM0.44m
4:52PM0.59m
4:50AM0.57m
5:38PM0.59m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:20
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:13
7:12
7:09
 mm
Temp °C
23
23
24
26
26
26
24
24
23
23
23
24
24
23
22
22
21
21
22
24
23
23
22
22
Feels °C
26
25
27
27
26
25
23
24
24
24
24
23
22
21
20
22
21
21
22
23
21
21
21
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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