Cape Mendocino Surf Break

Lat Long: 40.42° N 124.40° W

Cape Mendocino Surf Forecast and Surf Report

Issued: 10 am 27 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cape Mendocino sea temperature is
13.5° C
0.0° 

Cape Mendocino surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Cape Mendocino surf forecast from 27 Jul 2026:

  • Most powerful swell: Monday 27 Jul, 11PM (local time) - 4.5ft (1.3m), 19s period, SSW swell with 1,216 kJ wave energy.

Best Forecast Surf Conditions for Cape Mendocino this week:

The most powerful waves expected at Cape Mendocino in the next 16 days are 1.3m 19s and forecast to arrive on Monday (Jul 27) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Sunday (Aug 02) at 5AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful11PM (Mon 27th Jul)4.5ft (1.3m) 19s

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


The Lowdown

Alright folks, Rusty here. Let’s be straight with you. The outlook for Cape Mendocino over the next 16 days is a tough one. We’re looking at a long dry spell with very little to get excited about for a paddler.

The first week is dominated by a persistent, strong northerly wind that’s howling at 19 mph most days, creating a lumpy, cross-shore mess. The energy is there – you’ll see combined wave energy readings well into the three-digit range, like 1109 on Monday morning – but that's not the kind of power you want. It’s a short-period, wind-affected swell (SSW around 18 seconds) that’s being chopped up by the wind. The water temp is sitting at 56°, which is pretty average for this time of year.

We start on Monday, July 27th, with a tiny window of hope. The swell is a long-period 4ft from the SSW, but it’s crossed up by a 12 mph NNW wind. You’ll get a few sets, but the quality is marginal. The wind stays onshore and cranks up, so the rest of the week is a washout. By Thursday, July 30th, it's dropping to 3ft, and the wind is still a solid 19 mph. The whole first week is a right-off for quality surf.

We then hit a real slump. From Friday, August 1st, right through to Sunday, August 10th, the swell drops to tiny 1ft to 2ft junk. The wind stays relentless from the north, pounding the coast. The combined energy drops to low two-digit values, like 67 on Wednesday, August 5th. It’s just not surfable. This is a solid 10-day gap with no worthwhile recommendations.

The only glimmer on the horizon is Monday, August 11th. The wind finally eases a bit to a 9 mph NNW breeze, but it’s still cross-onshore. The swell is a tiny 2ft, so it’s not going to offer much. There’s a slight uptick in energy on Friday, August 7th, with a 2ft, 21-second SSW groundswell, but the wind is still 22 mph.

Honestly, for the entire 16-day window, there’s no standout. The waves are small, the wind is strong, and the conditions are poor. If you’re a kite surfer, the strong cross-shore wind might look interesting, but for a paddle surfer, this is a tough stretch. It’s one of those spells where you just have to wait for the forecast to change.

Rusty.

Short Range Forecast

Mostly dry. Very mild (max 18°C on Mon afternoon, min 12°C on Wed night). Mainly fresh winds.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 17°C on Thu afternoon, min 12°C on Thu night). Mainly fresh winds.

Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sunday
2
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
2
3
0
1
3
0
1
1
0
0
1
0
0
1
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
SSW
18
1.3
SSW
18
1.1
SW
19
1.1
SW
17
1.3
SSW
18
1.2
SSW
17
1.1
SSW
16
1
SSW
16
0.9
SSW
16
0.9
SSW
16
0.8
SSW
16
0.6
S
15
0.7
SW
14
0.8
SSW
14
0.7
SSE
14
0.9
S
14
0.8
S
14
0.8
S
13
0.6
S
12
0.5
S
12
0.3
SW
18
Wave Graph
Metric surfscale
Energy kJ
845
1104
837
679
1081
789
635
539
436
419
306
159
214
239
192
297
232
212
103
70
49
Wind (km/h)
20
NNW
25
N
20
NNE
25
N
30
N
20
NNE
30
N
30
N
25
N
30
N
30
N
25
NNE
30
N
30
N
20
N
30
N
35
N
35
N
40
N
35
N
35
N
Wind State
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
High Tide
12:10PM1.37m
10:16PM1.84m
12:39PM1.39m
10:55PM1.85m
1:05PM1.42m
11:34PM1.83m
1:30PM1.46m
00:13AM1.79m
1:56PM1.51m
00:53AM1.70m
2:22PM1.56m
1:37AM1.58m
2:50PM1.63m
2:28AM1.44m
Low Tide
4:52PM0.98m
5:49AM-0.13m
5:29PM0.95m
6:20AM-0.14m
6:06PM0.90m
6:50AM-0.13m
6:43PM0.85m
7:20AM-0.09m
7:23PM0.78m
7:50AM-0.01m
8:07PM0.70m
8:22AM0.12m
8:57PM0.60m
clear
clear
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:11
6:11
6:13
6:13
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:36
8:35
8:34
8:32
8:31
8:30
 mm
Temp °C
17
18
16
17
18
16
16
16
14
15
17
14
16
17
15
16
17
15
15
16
14
Feels °C
14
14
13
13
14
12
12
11
10
10
12
9
11
12
11
12
13
10
8
9
8
  • 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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