Cape Mendocino Surf Break

Lat Long: 40.42° N 124.40° W

Cape Mendocino 48 hour detailed Surf Forecast

Issued: 10 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cape Mendocino sea temperature is
11.9°C
2.5° 

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


How big are the waves at Cape Mendocino today (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 6ft (1.9m), 8s period with NW swell.

The current surf forecast for Cape Mendocino at 3PM is: 0.5m 16s primary swell from a Southwest direction and 0.4m 12s secondary swell from a Northwest direction (forecast issued at 10:00am September 16). An open ocean swell of 1.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (16 Sep)1.5ft (0.5m)16s
Afternoon (16 Sep)1.5ft (0.5m)16s
Evening (16 Sep)6ft (1.9m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Thu afternoon, min 12°C on Fri night). Wind will be generally light.

Wednesday
16
Thursday
17
Friday
18
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)
0
0
0
1
2
3
2
2
2
1
1
1
3
3
3
3
3
0
0
0
2
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)
0.5
SW
16
0.5
SW
16
0.5
SW
16
2
NW
8
1.9
NW
8
1.9
NW
8
2
NW
8
2
NW
8
1.9
NW
8
1.8
NW
8
1.6
NW
8
1.6
NW
8
1.6
NW
8
1.4
NW
8
1.4
NW
8
1.4
NW
8
0.6
SW
20
0.6
SW
19
0.6
SW
19
0.6
SW
19
0.7
SW
19
0.6
SW
19
Wave Graph
Metric surfscale
Energy kJ
125
121
121
477
463
445
540
553
467
428
355
322
322
273
273
256
262
303
303
303
369
303
Wind (km/h)
20
N
20
NNW
20
NNW
15
NNW
10
NNW
0
E
15
S
15
SSE
15
SSE
20
S
20
SSW
10
SSW
5
SSW
5
SSE
5
SE
10
NE
15
NNE
15
NNW
25
NNW
25
N
20
NNE
20
NNE
Wind State
cross
cross
cross-on
cross
cross
glassy
cross
cross-off
cross-off
cross
cross
cross-on
glassy
glassy
glassy
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
2:53PM1.66m
5:28AM1.19m
3:40PM1.60m
7:07AM1.20m
4:38PM1.55m
Low Tide
9:07AM0.90m
10:23PM0.21m
10:03AM1.02m
11:28PM0.24m
11:25AM1.09m
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
6:58
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:24
7:22
7:21
 mm
Temp °C
14
15
16
15
14
14
13
13
13
16
17
17
14
14
14
14
13
17
17
15
13
12
Feels °C
11
12
13
13
13
15
11
11
10
13
14
16
14
14
14
13
11
15
14
11
10
9
  • 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 Cape Mendocino 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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