Cape Mendocino Surf Break

Lat Long: 40.42° N 124.40° W

Cape Mendocino 48 hour detailed Surf Forecast

Issued: 4 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cape Mendocino sea temperature is
10.1° C
4.0° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 5ft (1.6m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 5ft (1.5m), 8s period with NW swell.
  • Evening surf: Evening surf (05 Aug, local time) - 4.5ft (1.4m), 8s period with NW swell.

The current surf forecast for Cape Mendocino at 7AM is: 1.7m 8s primary swell from a Northwest direction and 0.4m 14s secondary swell from a Southwest direction (forecast issued at 04:00am August 05). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (05 Aug)5ft (1.6m)8s
Afternoon (05 Aug)5ft (1.5m)8s
Evening (05 Aug)4.5ft (1.4m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Fri afternoon, min 12°C on Thu night). Wind will be generally light.

Wednesday
5
Thursday
6
Friday
7
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
1
0
0
0
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.7
NW
8
1.7
NW
8
1.6
NW
8
1.6
NW
8
1.5
NW
8
1.5
NW
8
1.4
NW
8
0.8
WNW
9
0.8
WNW
9
0.5
SW
14
0.5
SW
14
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.4
SW
18
0.4
SSW
18
0.6
SSW
13
0.4
SW
18
0.4
SSW
18
0.4
SSW
18
0.5
SSW
19
0.5
SSW
19
Wave Graph
Metric surfscale
Energy kJ
400
410
363
355
297
289
232
97
95
92
91
87
87
85
84
84
83
124
113
80
127
131
199
203
Wind (km/h)
5
S
15
S
15
S
20
SSW
15
SSW
5
SSW
5
NNE
10
NNE
15
NNE
10
N
5
NNW
10
W
10
NW
15
NNW
20
N
20
N
20
N
20
N
20
N
25
NNW
25
NNW
25
N
25
N
20
N
Wind State
glassy
cross
cross
cross
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
glassy
on
cross-on
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
High Tide
4:51AM1.14m
4:41PM1.81m
6:35AM1.09m
5:33PM1.86m
8:19AM1.14m
6:32PM1.91m
Low Tide
10:18AM0.65m
00:08AM0.24m
11:14AM0.82m
1:20AM0.09m
12:27PM0.95m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:28
8:25
8:24
 mm
Temp °C
13
12
14
16
17
16
14
13
14
13
14
16
16
16
13
13
12
12
13
16
18
17
14
13
Feels °C
13
9
11
13
16
16
14
12
12
11
14
15
15
14
10
10
8
8
9
12
14
13
10
10
  • 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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