Cape Mendocino surfForecast / CAL – Humboldt / USA

information circle48hr Weather and Surf, issued 10 am Wednesday 13 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Cape Mendocino surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cape Mendocino sea temperature is
10.8° C
(Which is 1.1°C colder than average for this time of year)

How big are the waves at Cape Mendocino today?

The current surf forecast for Cape Mendocino at 6PM is: 1.9m 12s primary swell from a West-northwest direction and 0.7m 14s secondary swell from a South-southwest direction, 0.2m 5s secondary swell from a North direction (forecast issued at 10:00am May 13). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (13 May)5ft (1.5m)12s
Afternoon (13 May)6ft (1.8m)12s
Evening (13 May)6ft (1.9m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 14°C on Wed morning, min 9°C on Wed night). Winds increasing (light winds from the N on Wed morning, fresh winds from the N by Fri afternoon).

Wednesday
13
Thursday
14
Friday
15
Sat
16
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
2 AM
5 AM
Rating
(10 max)
2
1
0
2
2
3
2
1
0
0
0
0
0
0
2
0
0
0
0
0
1
1
0
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.4
WNW
11
1.7
WNW
13
1.8
WNW
12
1.9
WNW
12
1.9
WNW
12
1.9
WNW
11
1.7
WNW
11
1.6
WNW
11
1.8
WNW
11
1.6
WNW
10
1.6
WNW
10
1.5
WNW
10
1.8
NW
10
0.8
SSW
16
0.8
SSW
16
1.2
WNW
9
0.6
WNW
16
0.8
SSW
15
0.8
WNW
16
1
WNW
15
1.1
WNW
15
1.2
WNW
14
1.3
WNW
14
1.3
WNW
14
Wave Graph
Metric surfscale
Energy kJ
495
965
944
969
937
843
711
622
705
500
480
425
597
355
291
227
181
263
326
428
530
602
638
702
Wind (km/h)
10
N
20
NNW
20
NW
25
NNW
25
N
20
NNE
20
NNE
25
NNE
25
N
30
N
30
N
35
N
30
N
25
N
25
NNE
25
N
30
N
35
N
35
N
35
N
35
N
30
N
30
N
25
N
cross
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
9:24AM1.25m
9:16PM1.75m
10:29AM1.30m
9:50PM1.86m
11:30AM1.34m
10:27PM1.96m
Low Tide
3:09PM0.39m
4:17AM-0.06m
3:53PM0.50m
5:01AM-0.30m
4:38PM0.61m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:01
6:01
6:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:24
8:25
8:27
Temp °C
12
14
14
13
12
10
9
9
10
13
14
13
12
11
10
11
11
12
12
12
10
10
10
11
10
10
10
9
8
6
5
4
5
7
8
7
6
6
5
6
6
6
5
5
3
4
4
6
Swell 1
Height (m)
Direction
Period (s)
1.4
WNW
11
1.7
WNW
13
1.8
WNW
12
1.9
WNW
12
1.9
WNW
12
1.9
WNW
11
1.7
WNW
11
1.6
WNW
11
1.8
WNW
11
1.6
WNW
10
1.6
WNW
10
1.5
WNW
10
0.8
SSW
16
1.4
WNW
9
1.3
WNW
9
1.2
WNW
9
1
WNW
9
0.8
SSW
15
0.8
WNW
16
1
WNW
15
1.1
WNW
15
1.5
WNW
7
1.4
WNW
8
1.3
WNW
14
Energy kJ
495
965
944
969
937
843
711
622
705
500
480
425
295
355
271
227
181
263
326
428
530
234
213
702
Swell 2
Height (m)
Direction
Period (s)
0.8
W
13
0.6
SSW
14
0.6
SSW
14
0.7
SSW
14
0.5
SSW
14
0.5
SSW
13
0.5
SSW
13
0.5
SSW
18
0.4
SSW
18
0.5
SSW
13
0.6
SSW
17
0.8
SSW
16
0.2
WNW
19
0.8
SSW
16
0.8
SSW
16
0.6
S
14
0.6
WNW
16
0.7
WNW
16
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
1.2
WNW
14
1.3
WNW
14
0.4
SSW
15
Energy kJ
229
136
123
166
104
102
102
178
121
102
216
298
36
295
291
153
179
232
256
252
292
602
638
87
Swell 3
Height (m)
Direction
Period (s)
0.6
SSW
14
0.2
SSW
19
0.3
SSW
19
0.2
S
13
0.4
SW
18
0.4
SSW
18
0.4
SSW
18
0.4
SSW
13
0.4
SW
13
0.4
SSW
17
0.4
SW
13
0.2
S
12
0.2
S
13
0.2
WNW
18
0.4
NW
18
0.5
SSW
16
0.6
SSW
16
0.6
WNW
9
0.5
WNW
9
0.2
S
18
0.1
S
11
0.7
SSW
15
0.5
SSW
14
0.4
SSW
13
Energy kJ
138
37
71
13
81
104
104
68
44
97
44
11
14
31
81
147
169
66
48
25
2
228
108
60
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
6
0.3
N
6
0.2
N
6
0.2
N
5
0.1
N
5
0.1
N
5
0.6
N
4
0.7
N
4
1.1
NNW
5
0.9
NNW
5
1
N
5
1
N
5
1.8
NW
10
0.9
N
5
1
N
6
1
N
6
1.2
N
6
1.7
NNW
6
1.8
NW
7
2
NW
7
2.1
NW
7
1.4
N
7
1.4
N
7
1.9
NW
7
Energy kJ
6
5
2
2
1
1
9
14
64
35
46
46
597
45
73
60
88
238
278
373
416
173
176
314
Nearest Offshore or Glassy
Rating
(10 max)
3
3
2
4
2
3
4
4
4
4
2
2
2
2
3
3
3
2
3
3
3
2
3
3
Distance (km)
40
146
437
211
149
59
54
54
51
262
437
437
298
149
54
54
80
334
437
436
436
151
80
54
Best forecast wave conditions in Humboldt County
Rating
(10 max)
3
3
4
4
4
3
3
3
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
3
2
4
3
4
4
4
4
4
3
3
3
4
4
5
4
4
3
3
3
4
5
5
Header Global
Rating
(10 max)
7
9
9
9
9
9
4
5
5
4
5
4
5
5
5
5
5
5
5
5
5
5
5
5
  • 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

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