Surf Break

Lat Long: 31.33° N 116.45° W

K-181 48 hour detailed Surf Forecast

Issued: 10 pm 20 Oct 2026 (local time)

Forecast update in  hr  min

Today's K-181 sea temperature is
23.6°C
4.3° 

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 (21 Oct):

  • Morning surf: Morning surf (21 Oct, local time) - 3ft (0.9m), 14s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Oct, local time) - 3.5ft (1.0m), 14s period with SSW swell.
  • Evening surf: Evening surf (21 Oct, local time) - 4ft (1.2m), 14s period with SSW swell.

The current surf forecast for K-181 at 3AM is: 1.1m 15s primary swell from a South-southwest direction and 0.8m 11s secondary swell from a West-northwest direction (forecast issued at 10:00pm October 20). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (21 Oct)3ft (0.9m)14s
Afternoon (21 Oct)3.5ft (1.0m)14s
Evening (21 Oct)4ft (1.2m)14s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Wed night. Warm (max 22°C on Wed morning, min 19°C on Thu night). Wind will be generally light.

Tue
20
Wednesday
21
Thursday
22
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
2
2
3
3
2
1
2
2
2
2
2
2
1
0
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
SSW
14
1.2
SSW
14
1.2
SSW
14
1
SSW
15
0.9
SSW
14
0.8
SSW
16
1
SSW
14
1.1
SSW
14
1.2
SSW
14
1.2
SSW
14
1.2
SSW
14
1
SSW
14
0.8
SSW
18
0.9
SSW
18
0.8
SSW
18
0.8
SSW
18
0.7
SSW
18
0.8
SSW
17
Wave Graph
Metric surfscale
Energy kJ
561
553
553
487
337
323
413
508
553
553
553
419
407
547
399
399
313
373
Wind (km/h)
5
WNW
5
WNW
10
NW
5
NNW
5
ESE
10
S
15
SSW
5
S
10
SSE
10
SSE
15
SSE
10
WSW
10
WNW
15
W
15
W
15
WNW
15
NW
10
NW
Wind State
cross-on
cross-on
cross
glassy
cross-off
cross-on
cross-on
cross-on
cross
cross
cross
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
7:01AM1.68m
6:22PM1.68m
7:15AM1.80m
7:06PM1.73m
Low Tide
00:21AM0.52m
12:43PM0.94m
00:47AM0.51m
1:16PM0.74m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
rain showers
rain showers
rain showers
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:52
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6:52
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—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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—
—
—
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6:07
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6:06
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 mm
—
—
—
—
—
—
—
—
—
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1
2
1
1
—
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—
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Temp °C
21
21
20
20
20
22
22
22
21
21
21
20
20
20
21
20
20
19
Feels °C
22
23
21
22
21
22
21
23
21
21
21
20
20
19
19
18
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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