Surf Break

Lat Long: 40.42° N 124.40° W

Cape Mendocino 48 hour detailed Surf Forecast

Issued: 4 am 25 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cape Mendocino sea temperature is
11.9°C
2.4° 

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 (25 Sep):

  • Morning surf: Morning surf (25 Sep, local time) - 7ft (2.1m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (25 Sep, local time) - 8ft (2.4m), 10s period with WNW swell.
  • Evening surf: Evening surf (25 Sep, local time) - 7ft (2.1m), 9s period with NW swell.

The current surf forecast for Cape Mendocino at 11AM is: 2.1m 10s primary swell from a West-northwest direction and 0.7m 14s secondary swell from a Southwest direction (forecast issued at 04:00am September 25). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (25 Sep)7ft (2.1m)10s
Afternoon (25 Sep)8ft (2.4m)10s
Evening (25 Sep)7ft (2.1m)9s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Fri morning, min 11°C on Sat night). Mainly fresh winds.

Friday
25
Saturday
26
Sunday
27
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
2
3
2
1
1
2
2
1
1
2
2
0
1
1
1
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)
1.3
NW
10
1.6
WNW
10
2.1
WNW
10
2.1
WNW
10
2.4
WNW
10
2.5
NW
10
2.3
NW
10
2.3
NW
9
2.1
NW
9
2.3
NW
8
2.4
NW
8
2.4
NW
8
2.3
NW
8
2.2
NW
8
2.1
NW
8
1.4
NW
8
1
WNW
8
0.4
SW
19
0.5
SW
17
0.5
SW
17
0.6
SW
17
0.6
SW
17
0.6
SW
17
0.6
SW
17
Wave Graph
Metric surfscale
Energy kJ
328
520
815
886
1093
1177
992
850
715
760
811
771
719
666
571
288
136
108
140
148
190
190
186
173
Wind (km/h)
5
NNW
15
N
15
N
15
N
30
NNW
30
N
25
N
20
N
25
N
20
N
20
N
20
NNW
25
NNW
25
N
20
N
15
N
15
N
20
NNW
20
N
25
NNW
30
NNW
30
N
30
N
25
N
Wind State
glassy
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
11:12AM1.64m
11:11PM1.66m
11:36AM1.72m
11:59PM1.61m
12:03PM1.79m
Low Tide
5:01AM0.17m
5:23PM0.38m
5:32AM0.25m
6:00PM0.23m
6:04AM0.36m
6:40PM0.09m
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
7:07
—
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—
—
—
—
—
7:07
—
—
—
—
—
—
—
7:09
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
7:09
—
—
—
—
—
—
—
7:07
—
—
—
—
—
—
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7:06
—
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
16
15
14
16
16
15
13
13
12
12
12
14
15
14
12
12
11
12
12
14
14
14
13
12
Feels °C
17
13
12
13
11
10
9
10
8
8
8
10
11
10
8
9
8
9
9
10
8
8
8
7
  • 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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