Cape Mendocino surfForecast / CAL – Humboldt / USA

information circle16 Day Weather and Surf, issued 4 pm Friday 01 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 1.0°C colder than average for this time of year)

Best Forecast Surf Conditions for Cape Mendocino this week:

The surf forecast for Cape Mendocino over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 03) at 8PM. The primary swell is predicted to be 1.6m and 15s period with a secondary swell of 0.9m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Cape Mendocino in the next 16 days are 1.7m 14s and forecast to arrive on Monday (May 04) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 7s period and expected on Saturday (May 02) at 8AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Sun 3rd May)5ft (1.6m) 15s
Best Surf 8PM (Sun 3rd May)5ft (1.6m) 15s
Most Powerful 2AM (Mon 4th May)5.5ft (1.7m) 14s

Table - best surf conditions forecast for Cape Mendocino over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sun night. Very mild (max 13°C on Sat afternoon, min 10°C on Fri night). Winds decreasing (fresh winds from the N on Fri afternoon, calm by Sun night).

Days 5-7 Weather Summary

Mostly dry. Very mild (max 13°C on Tue morning, min 10°C on Tue night). Wind will be generally light.

Fri
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
1
1
1
2
2
3
3
3
3
3
1
0
2
1
1
3
1
1
1
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.3
WNW
12
1.3
WNW
12
1.4
WNW
12
2.1
NW
9
1.9
NW
9
1
WNW
16
1.5
WNW
16
1.7
WNW
14
1.7
WNW
13
1.7
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
12
1.1
WNW
11
0.8
SSW
16
1.2
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
11
1
WNW
11
0.9
WNW
10
Wave Graph
Metric surfscale
Energy kJ
543
508
536
628
542
493
1040
1099
950
908
608
469
368
275
314
461
557
461
353
222
154
Wind (km/h)
30
N
25
N
25
NNW
20
NNW
10
N
10
WNW
10
W
5
SSW
10
S
10
SSW
0
E
10
NW
15
NNW
5
NNE
10
NW
15
NNW
10
NNE
10
WNW
10
WNW
5
N
15
NNW
cross
cross
cross
cross
cross
on
on
cross-on
cross
cross
glassy
cross-on
cross-on
cross-off
cross-on
cross
cross-off
cross-on
cross-on
cross
cross-on
High Tide
11:31PM1.73m
1:26PM1.28m
11:58PM1.70m
2:13PM1.25m
00:29AM1.67m
3:02PM1.22m
1:03AM1.62m
3:54PM1.19m
1:43AM1.55m
4:50PM1.19m
2:29AM1.48m
5:45PM1.20m
3:23AM1.41m
Low Tide
5:49PM0.69m
6:44AM-0.20m
6:24PM0.79m
7:19AM-0.21m
6:59PM0.87m
7:55AM-0.20m
7:36PM0.94m
8:36AM-0.16m
8:19PM1.00m
9:20AM-0.10m
9:14PM1.03m
10:10AM-0.04m
10:29PM1.04m
11:04AM0.01m
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:13
6:11
6:11
6:09
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:12
8:13
8:14
8:15
8:15
8:16
8:17
8:19
1
1
Temp °C
12
11
12
13
11
13
13
12
11
12
12
13
13
11
13
13
12
13
13
11
14
7
6
8
9
8
12
11
12
9
10
11
11
10
8
11
10
9
11
11
10
11
Swell 1
Height (m)
Direction
Period (s)
1.3
WNW
12
1.3
WNW
12
1.4
WNW
12
0.8
WNW
12
1.9
NW
9
1.6
NW
8
1.5
WNW
16
1.7
WNW
14
1.7
WNW
13
1.7
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
12
1.1
WNW
11
0.9
WNW
11
1.2
WNW
13
1.4
WNW
12
1.3
WNW
12
1.2
WNW
11
1
WNW
11
0.9
WNW
10
Energy kJ
543
508
536
169
542
343
1040
1099
950
908
608
469
368
275
214
461
557
461
353
222
154
Swell 2
Height (m)
Direction
Period (s)
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.2
WNW
20
0.7
WNW
11
1
WNW
16
1.1
NW
8
1.1
NW
8
0.9
NNW
9
0.9
NNW
8
0.8
NNW
8
0.6
SSW
17
0.7
SSW
14
0.7
SW
15
0.8
SSW
16
0.7
SW
16
0.8
NW
7
0.8
NW
7
0.7
NW
7
0.7
NNW
7
0.5
NNW
7
Energy kJ
27
27
27
40
109
493
158
167
121
108
78
195
183
223
314
245
73
55
49
46
26
Swell 3
Height (m)
Direction
Period (s)
0.2
S
10
0.2
S
12
0.2
SSW
18
0.2
SSW
18
0.7
WNW
18
0.7
WNW
11
0.9
NNW
9
0.4
SW
15
0.5
SSW
15
0.7
SSW
15
0.5
SW
16
0.5
SSW
14
0.2
S
11
0.6
NNW
8
0.8
WNW
14
0.2
S
12
0.7
SW
14
0.7
SW
14
0.7
SW
14
0.6
SSW
13
0.5
SW
13
Energy kJ
8
11
31
31
280
107
106
56
121
209
127
105
9
53
236
11
206
206
203
120
84
Wind waves
Height (m)
Direction
Period (s)
1.6
NNW
7
1.5
NNW
7
1.9
NNW
7
2.1
NW
9
0.9
NNW
8
0.9
NNW
8
0.9
NW
7
0.5
NW
7
Energy kJ
236
217
379
628
105
105
91
21
Nearest Offshore or Glassy
Rating
(10 max)
3
2
1
2
3
2
3
4
4
4
3
1
2
2
2
3
3
2
2
2
2
Distance (km)
262
54
151
437
51
334
51
40
21
21
0
294
151
0
151
211
0
152
152
21
326
Best forecast wave conditions in Humboldt County
Rating
(10 max)
3
3
3
4
4
4
3
2
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
4
4
4
4
4
3
3
3
2
2
3
3
3
2
3
4
Header Global
Rating
(10 max)
5
4
4
4
5
4
4
5
5
5
5
5
4
6
5
5
4
9
8
6
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Cape Mendocino Surf forecast

The above surf forecast table for Cape Mendocino provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Cape Mendocino can be found by selecting the local surf guide option on the grey menu. Our Cape Mendocino surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Cape Mendocino) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Cape Mendocino may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Cape Mendocino is 47 km (29 miles) from Eureka. If you plan a vacation in Humboldt County, look for hotels and other accommodation in Eureka. Eureka has rooms for a wide range of budgets as well as car hire and transport links.

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