Cape Mendocino Surf Break

Lat Long: 40.42° N 124.40° W

Cape Mendocino Surf Forecast and Surf Report

Issued: 4 am 07 Jul 2026 (local time)

Forecast update in  hr  min

Today's Cape Mendocino sea temperature is
10.5° C
2.7° 

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 7 Jul 2026:

  • Most powerful swell: Wednesday 8 Jul, 5PM (local time) - 3.5ft (1.1m), 17s period, SSW swell with 717 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 1.1m 17s and forecast to arrive on Wednesday (Jul 08) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 8s period and expected on Friday (Jul 10) at 5AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 5PM (Wed 8th Jul)3.5ft (1.1m) 17s

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


Alright, let me tell you about the stretch ahead here at Cape Mendocino. Honest truth? The next two weeks are a tough watch. We’re looking at a long, frustrating run of middling to poor conditions, mostly thanks to a relentless cross-shore wind that just won’t let up.

Right now, it’s Tuesday the 7th of July, and the swell is all over the place. We start the morning with a lumpy 5 ft NW swell, but it’s got a messy cross-shore wind from the NNW at 16 mph. The water is running at a very unusual 51°, which is a whopping 5° colder than normal for this time of year—that’s a serious anomaly, so you’ll want a thick suit. The wave energy is there (1302), but it’s just not coming together. By the afternoon, it drops off completely—3 ft SSW groundswell with a long 19-second period, but that same cross-wind chops it up. Zero score there.

That pretty much sets the tone. Wednesday the 8th through Saturday the 11th is a brutal stretch. We’ve got a consistent 16-19 mph cross-shore wind from the north, pinching anything that tries to form. Swell sizes bounce between 3 ft and 4 ft, but the wind keeps it ugly. This is a classic case of “better to stay home.”

We get a slight bump on Sunday the 12th, with a 6 ft NW swell pushing through, but the period is short (10 seconds) and it’s still cross-shore. By Monday the 13th, the wind is still strong and the period drops to a dismal 6-9 seconds. The energy readings dip below 600, telling you it’s weak and disorganised. This goes on and on—through to Thursday the 17th, it’s the same story: moderate to fresh cross-shore winds and poor surf.

Now, if you look way out to the end of the forecast, there’s a tiny glimmer. On Saturday the 18th of July, things finally calm down. The morning is still a bit messy with a light cross-onshore, but the afternoon is the standout of the entire outlook. The wind goes glass—dead calm, from the NW at only 3 mph. The swell is a modest 3 ft from the WNW, with a nice long 16-second period. That’s a groundswell with real shape. The energy is moderate (723), and the conditions are described as glassy. For an exposed spot like Cape Mendocino that usually gets hammered by wind, this is the moment. The water temp will still be cold, but if you can get out there on that Saturday afternoon, you’ll find clean, lined-up waves. It won’t be big, but it will be beautiful.

The following days, Sunday the 19th and beyond, look like a return to onshore slop, so that Saturday is your one real window.

Overall, this is a lean period. A lot of blown-out days with nothing to chase. If you’ve got the patience, the only session worth a wet suit is that glassy Saturday afternoon.

- Rusty

Short Range Forecast

Mostly dry. Very mild (max 15°C on Wed afternoon, min 10°C on Tue night). Mainly fresh winds.

Days 4-6 Weather Summary

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

Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
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
0
3
0
1
0
0
0
0
0
0
1
0
0
0
0
0
2
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
NW
11
0.9
SSW
19
1
SSW
18
0.9
SSW
18
1.1
SSW
17
1
SSW
16
1.1
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
16
0.9
SSW
15
0.8
SSW
15
0.8
SSW
14
1.5
NW
9
0.8
SSW
15
1.8
NW
10
1.9
NW
10
1.6
NW
9
1.6
NW
9
1.6
NW
6
1.2
NW
8
Wave Graph
Metric surfscale
Energy kJ
548
643
651
491
717
539
643
441
377
377
367
275
268
382
249
653
638
406
399
201
187
Wind (km/h)
25
NNW
25
NNW
20
N
25
NNW
25
N
30
N
30
N
30
N
30
N
30
N
30
N
20
N
25
N
30
N
25
N
25
NNW
30
N
20
NNE
25
N
25
N
20
NNE
Wind State
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross-off
cross
cross
cross-off
High Tide
5:32PM1.70m
6:21AM1.05m
6:14PM1.80m
8:06AM1.05m
7:02PM1.89m
9:33AM1.14m
7:54PM1.98m
10:39AM1.25m
8:48PM2.06m
11:31AM1.36m
9:44PM2.12m
12:18PM1.44m
10:38PM2.15m
Low Tide
10:58AM0.39m
00:42AM0.38m
11:48AM0.58m
1:46AM0.16m
12:47PM0.74m
2:45AM-0.05m
1:51PM0.86m
3:40AM-0.25m
2:56PM0.92m
4:33AM-0.40m
3:57PM0.93m
5:23AM-0.49m
4:56PM0.90m
cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
5:56
5:56
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:50
8:50
8:49
8:49
8:47
8:47
8:46
 mm
Temp °C
13
14
12
14
15
13
13
14
13
15
15
14
15
16
14
15
16
13
15
16
14
Feels °C
9
9
7
10
11
9
7
8
8
10
11
10
11
11
9
10
11
8
10
11
9
  • Map Icons:
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  • 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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