Cape Mendocino surfForecast / CAL – Humboldt / USA

information circle48hr Weather and Surf, issued 10 am Tuesday 26 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
9.1° C
(Which is 3.2°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 3PM is: 4.5m 14s primary swell from a Northwest direction and 0.9m 16s secondary swell from a South-southwest direction (forecast issued at 10:00am May 26). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (26 May)13ft (4.0m)14s
Afternoon (26 May)15ft (4.5m)14s
Evening (26 May)13ft (4.0m)13s

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 afternoon, min 11°C on Tue night). Winds decreasing (fresh winds from the N on Tue night, calm by Wed night).

Tuesday
26
Wednesday
27
Thursday
28
Fri
29
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)
!
!
!
0
!
!
0
0
1
!
!
!
!
!
!
!
4
4
3
4
4
3
3
2
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)
4
NW
14
4
NW
14
4
NW
14
4.5
NW
14
4.5
NW
13
4
NW
13
4
NW
12
4.5
NW
12
2.5
WNW
12
4
NW
11
3.5
NW
11
4
NW
10
3.5
NW
10
3.5
NW
10
3
NW
10
3
NW
10
1.7
WNW
18
1.8
WNW
18
2
WNW
17
2.1
WNW
16
2.2
WNW
16
2.2
WNW
16
2.1
WNW
16
2.1
WNW
15
Wave Graph
Metric surfscale
Energy kJ
6307
6568
6628
6793
6440
5633
5165
4936
1966
3241
3018
3063
2650
2275
1953
1764
1816
2070
2256
2209
2419
2389
2200
1821
Wind (km/h)
15
NNW
15
NNW
20
NW
30
NNW
25
NNW
30
N
35
N
35
N
35
N
35
N
35
N
25
N
15
N
15
N
5
ENE
5
SE
10
SSW
10
WSW
10
SW
10
W
10
NNW
5
NNW
10
NNW
10
NNW
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
glassy
glassy
cross-on
cross-on
cross-on
on
cross
cross-on
cross
cross-on
High Tide
8:59AM1.16m
8:52PM1.74m
10:08AM1.18m
9:24PM1.76m
11:08AM1.21m
9:54PM1.77m
Low Tide
2:37PM0.45m
4:01AM0.04m
3:21PM0.60m
4:42AM-0.09m
4:03PM0.72m
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:36
8:37
8:37
8:38
Temp °C
12
12
13
12
11
11
11
11
11
12
14
13
12
11
11
12
12
13
14
13
12
12
11
11
9
9
9
6
6
5
4
4
4
5
8
8
9
8
10
11
10
11
12
12
11
11
9
9
Swell 1
Height (m)
Direction
Period (s)
4
NW
14
4
NW
14
4
NW
14
4.5
NW
14
4.5
NW
13
4
NW
13
0.9
SSW
16
0.9
SSW
16
2.5
WNW
12
0.8
SSW
15
0.8
SSW
14
4
NW
10
3.5
NW
10
3.5
NW
10
3
NW
10
3
NW
10
2.5
NW
10
2.4
NW
9
2.2
NW
9
2.1
WNW
16
2.2
WNW
16
2.2
WNW
16
2.1
WNW
16
2.1
WNW
15
Energy kJ
6307
6568
6628
6793
6440
5633
348
344
1966
242
239
3063
2650
2275
1953
1764
1319
973
788
2209
2419
2389
2200
1821
Swell 2
Height (m)
Direction
Period (s)
0.9
SSW
15
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
1.6
WNW
12
0.9
SSW
16
0.9
SSW
15
0.1
W
25
0.2
WNW
24
0.6
SSW
14
0.6
SSW
14
0.8
WNW
21
1.3
WNW
20
1.4
WNW
20
1.7
WNW
18
1.8
WNW
18
2
WNW
17
2.1
NW
9
1.8
NW
9
1.7
NW
8
1.6
NW
8
1.2
WNW
9
Energy kJ
413
424
348
348
348
348
718
344
318
12
55
163
163
578
1195
1439
1816
2070
2256
660
516
411
338
231
Swell 3
Height (m)
Direction
Period (s)
0.2
S
10
0.2
S
10
0.2
S
10
0.2
S
10
0.9
SSW
16
0.1
S
10
0.1
S
10
0.1
W
25
0.1
S
10
0.4
NW
23
0.6
WNW
22
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.7
NW
10
1.2
NNW
8
Energy kJ
8
8
8
8
348
2
2
12
2
140
311
163
163
160
160
158
156
154
149
147
106
181
Wind waves
Height (m)
Direction
Period (s)
4
NW
12
4.5
NW
12
3
NNW
10
4
NW
11
3.5
NW
11
1.6
NW
8
Energy kJ
5165
4936
1712
3241
3018
346
Nearest Offshore or Glassy
Rating
(10 max)
7
7
3
3
4
3
5
4
5
3
4
4
5
5
5
4
4
4
4
4
5
4
4
4
Distance (km)
41
75
861
872
437
437
134
80
134
334
316
54
41
41
41
41
51
86
152
51
21
21
21
40
Best forecast wave conditions in Humboldt County
Rating
(10 max)
8
7
4
5
5
5
5
4
4
4
5
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
9
7
3
3
4
3
5
7
5
4
4
4
5
5
5
5
4
5
4
4
5
4
4
4
Header Global
Rating
(10 max)
9
5
6
7
7
9
7
9
9
6
6
6
9
9
9
9
9
7
7
6
6
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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