K-181 Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 10 am 01 Sep 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
22.5°C
1.9° 

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 (01 Sep):

  • Morning surf: Morning surf (01 Sep, local time) - 2ft (0.6m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (01 Sep, local time) - 4.5ft (1.3m), 5s period with WNW swell.
  • Evening surf: Evening surf (01 Sep, local time) - 1.5ft (0.5m), 13s period with SW swell.

The current surf forecast for K-181 at 4PM is: 0.5m 13s primary swell from a Southwest direction and 1.3m 5s secondary swell from a West-northwest direction (forecast issued at 10:00am September 01). An open ocean swell of 0.7m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (01 Sep)2ft (0.6m)13s
Afternoon (01 Sep)4.5ft (1.3m)5s
Evening (01 Sep)1.5ft (0.5m)13s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Tue afternoon, min 20°C on Thu night). Winds increasing (light winds from the NW on Tue morning, fresh winds from the NW by Wed afternoon).

Tuesday
1
Wednesday
2
Thursday
3
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
0
0
0
0
0
0
0
0
1
1
1
1
0
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)
0.6
SW
13
0.5
SW
14
0.5
SW
13
0.6
SSW
13
0.5
SW
13
0.6
SSW
13
0.4
SW
18
0.9
SSW
13
0.8
SSW
13
0.9
SSW
12
0.9
SSW
13
0.9
SSW
12
0.6
SW
16
0.7
SW
16
0.8
SW
17
0.6
SW
15
0.5
SW
19
0.5
SW
19
0.6
SW
18
0.9
SW
18
0.9
SW
18
1
SW
18
Wave Graph
Metric surfscale
Energy kJ
138
89
87
113
83
111
104
261
209
241
261
218
216
264
342
168
177
177
275
465
528
614
Wind (km/h)
10
NW
25
NW
30
WNW
30
NW
25
NW
25
NW
20
NW
20
NW
20
NW
30
NW
30
NW
35
NW
25
NW
25
NW
25
NW
20
NW
20
NW
30
NW
35
NW
30
NW
25
NW
20
NW
Wind State
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
High Tide
11:44AM1.95m
00:28AM1.35m
12:25PM1.94m
2:02AM1.17m
1:23PM1.89m
Low Tide
5:13AM0.72m
6:36PM0.61m
5:36AM0.87m
7:55PM0.64m
5:58AM1.02m
9:45PM0.60m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:08
7:07
7:07
 mm
Temp °C
22
23
24
23
21
21
21
21
22
24
24
23
21
21
21
21
22
24
23
23
20
20
Feels °C
22
21
20
19
18
18
19
19
20
20
19
18
17
18
18
19
20
21
19
19
18
18
  • 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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