Cojo Surf Break

Lat Long: 34.45° N 120.44° W

Cojo 48 hour detailed Surf Forecast

Issued: 4 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cojo sea temperature is
20.3°C
3.1° 

Cojo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cojo today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 3ft (0.9m), 17s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 3ft (0.9m), 17s period with SW swell.
  • Evening surf: Evening surf (21 Sep, local time) - 3.5ft (1.0m), 17s period with SW swell.

The current surf forecast for Cojo at 10AM is: 0.9m 17s primary swell from a Southwest direction and 0.4m 12s secondary swell from a South direction, 1.0m 7s secondary swell from a Northwest direction (forecast issued at 04:00am September 21). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (21 Sep)3ft (0.9m)17s
Afternoon (21 Sep)3ft (0.9m)17s
Evening (21 Sep)3.5ft (1.0m)17s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Wed morning, min 15°C on Mon night). Wind will be generally light.

Monday
21
Tuesday
22
Wednesday
23
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
2
3
1
1
0
1
1
2
2
2
1
1
2
2
3
3
3
3
3
2
2
2
3
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)
0.9
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
0.9
SW
17
1
SW
17
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
1.2
NW
12
1.7
NW
12
1.6
NW
12
1.6
NW
11
0.8
SW
15
Wave Graph
Metric surfscale
Energy kJ
429
482
470
465
465
459
540
454
443
371
362
416
421
421
421
367
367
358
349
396
808
710
615
255
Wind (km/h)
20
NNW
15
NNW
15
NNW
15
NW
25
WNW
25
NW
25
NNW
20
NNW
20
NNW
20
NNW
15
NNW
15
NW
25
WNW
25
NW
25
NNW
20
NNW
15
NNW
10
N
10
NNW
10
WNW
10
W
15
NW
15
NNW
15
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross
cross-off
cross-off
off
High Tide
8:35AM1.52m
6:51PM1.83m
8:49AM1.58m
7:35PM1.89m
9:04AM1.65m
8:16PM1.92m
Low Tide
1:34AM0.46m
1:05PM1.22m
2:06AM0.42m
1:45PM1.10m
2:33AM0.40m
2:22PM0.97m
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
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>
6:48
6:48
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
6:58
6:57
 mm
Temp °C
16
16
16
19
20
19
16
15
15
15
16
20
20
20
16
15
16
17
19
23
22
22
21
21
Feels °C
14
14
14
17
17
15
13
12
12
12
14
18
17
17
13
12
14
16
18
23
22
20
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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cojo surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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