Omaezaki Surf Break

Lat Long: 34.60° N 138.20° E

Omaezaki Surf Forecast and Surf Report

Issued: 2 am 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Omaezaki sea temperature is
26.9°C
0.2° 

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


Omaezaki surf forecast from 9 Sep 2026:

  • Best quality surf: Thursday 10 Sep, 12PM (local time) - 4.5ft (1.3m), 8s period, S swell with offshore winds.
  • Most powerful swell: Thursday 10 Sep, 9AM (local time) - 5ft (1.5m), 8s period, S swell with 316 kJ wave energy.
  • Next surfable swell (1★+): Thursday 10 Sep, 12PM (local time) - 4.5ft (1.3m), 8s period with S swell.

Best Forecast Surf Conditions for Omaezaki this week:

The surf forecast for Omaezaki over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 10) at 12PM. The primary swell is predicted to be 1.3m and 8s period with a secondary swell of 0.3m and 15s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Omaezaki in the next 16 days are 1.5m 8s and forecast to arrive on Thursday (Sep 10) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 6s period and expected on Thursday (Sep 10) at 9AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)12PM (Thu 10th Sep)4.5ft (1.3m) 8s
Best Surf12PM (Thu 10th Sep)4.5ft (1.3m) 8s
Most Powerful 9AM (Thu 10th Sep)5ft (1.5m) 8s

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


The Lowdown

Alright, let’s get into it.

The next couple of weeks are a real mixed bag. We’ve got a slow, small start, a proper pulse of energy that builds and then blows out, and a messy finish. Don’t get too excited about the first few days, but keep an eye on the middle of the run. There’s gonna be one standout window that’s worth planning around, but it ain't for the faint of heart.

Right now, the water’s sitting at just over 80°, which is about average for this time of year, so no need to dig out the hood. The first solid option we see is on Thursday afternoon at Omaezaki. We’re looking at a clean, 4-foot south swell, with a gentle offshore wind. It’s not big, but it should be tidy and user-friendly. That’s a good one for getting the cobwebs out.

Friday drops off a fair bit. We’re down to about 3 to 3 feet. The morning is clean but the energy’s weak, and the afternoon, while still clean, is nothing to write home about. The swell’s still from the south but it’s losing its grunt. Saturday is a similar story, a bit of south-southeast swell but it's small. The highlight will be the clean conditions, but paddling around on 2-foot waves is more about keeping the arms moving than getting barreled.

Sunday and Monday are much the same, with that small, clean surf sticking around. The ESE winds keep things tidy, which is nice. There’s plenty of time to hang out and chat in the water, with waves in the 2-foot range. The period’s still good, around 13 seconds, so there’s some push in them, but they just don’t have the size to get you excited.

Now, Tuesday the 15th morning is another little bump. The northeast wind goes light, and we get a 3-foot south-southeast swell. It’s clean and should be a fun little wave. That’s the pick of this first stretch before it gets all a bit jumpy. Wednesday the 16th is back to small, but that morning looks super glassy, which is always a bonus. The swell is a little jumbly, coming from the east-southeast, but that glassy surface will make it look better than it is.

Here’s where it starts to get interesting. That Friday afternoon the 18th, a pulse of longer-period, southeast groundswell rolls in, jumping the period up to 18 seconds and the energy reading to 599. That’s a solid increase in power. Expect the waves to start pushing up to the 3-foot mark, and with light offshore winds, this is your first real taste of quality. It’s clean, it’s got power, and it’s a sign of things to come.

This is the main event. Saturday the 19th, that southeast swell decides to show its full hand. We’re looking at a solid 11 to 12 feet of southeast swell with a period around 18 seconds. The winds are favorable, but this is big. The combined energy is hitting a massive 7562, which is a huge amount of water moving around. This swell is serious. It’s generating 11-foot waves, and at that size, Omaezaki starts to close out and get heavy.

But it doesn’t stop there. Sunday the 20th, it just gets bigger. 13 feet, then nearly 15 feet in the afternoon, with the energy reading jumping up to 8940 and then over 11,000. This is starting to get properly scary. The all-time big one hits on Monday morning the 21st, with a monstrous 28 feet of south-southeast swell and an energy reading of 58,672. That is an immense amount of swelling. For this break, this is way, way, way too big. It’s not a surfer’s wave any more, it’s a reef-breaking, ocean-moving event. The description says it all, "the swell is predicted to be too big for this break." For anyone but the most seasoned of big-wave chargers, this is a major pass. Even by the afternoon, it’s still at 10 feet, which is still a solid, expert-only size.

After that monster, things settle down quickly. The rest of the run, from Tuesday the 22nd onwards, is messy and unpredictable. There are some bumps in the 4 to 6-foot range with offshore winds, but the energy is not only weaker but also rotating, which makes for a confused ocean. By the 23rd, the energy drops off and the wind swings onshore, which trashes the surf. The final days of the 24th and 25th are a write-off, with strong onshore winds and rain. It’s not looking good for the paddlers then.

So here’s the bottom line. The small, clean stuff in the middle of the period is fun for a splash, but the real standout is that big, powerful southeast groundswell from the 18th through the 21st. The Friday the 18th looks like a sneaky-good one, but the size of the weekend swell is for a very select crowd. For most of us, it’s a great week to get the skis serviced, or maybe just check out the show from the cliffs. The surf after that is not worth your time.

Rusty.

Short Range Forecast

Heavy rain (total 27mm), heaviest during Fri morning. Warm (max 24°C on Sat night, min 21°C on Thu afternoon). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 15mm), heaviest on Mon night. Warm (max 26°C on Mon morning, min 21°C on Mon night). Wind will be generally light.

Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
2
0
0
1
0
1
2
2
1
1
2
1
1
2
2
1
0
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.5
S
8
1.2
S
8
0.9
S
8
0.8
S
8
0.8
S
8
0.5
E
14
0.6
ESE
14
0.6
ESE
14
0.7
ESE
13
0.6
E
13
0.6
E
13
0.6
E
13
0.6
E
12
0.9
SE
9
1.1
SE
9
1
SE
9
1
SE
8
1
SE
8
0.8
ESE
9
0.9
SE
9
0.8
SE
8
Wave Graph
Metric surfscale
Energy kJ
316
187
95
74
72
94
149
149
181
125
121
117
106
123
194
152
138
135
96
123
80
Wind (km/h)
20
ENE
15
NNE
20
ENE
20
E
10
ENE
15
ENE
20
ENE
15
ENE
15
ENE
10
ENE
15
ESE
15
NE
15
ENE
5
SE
5
NNE
5
NE
5
W
15
W
5
SSE
5
SW
10
ENE
Wind State
cross-off
off
cross-off
cross-off
off
cross-off
off
off
off
off
cross-off
off
off
cross
cross-off
off
cross-on
cross-on
glassy
on
off
High Tide
5:28PM1.75m
5:03AM1.80m
5:51PM1.77m
5:46AM1.82m
6:13PM1.78m
6:27AM1.79m
6:33PM1.77m
7:07AM1.73m
6:53PM1.75m
7:48AM1.64m
7:12PM1.72m
8:30AM1.53m
7:30PM1.66m
Low Tide
10:54AM0.25m
11:13PM0.74m
11:29AM0.30m
11:45PM0.60m
12:02PM0.40m
00:17AM0.49m
12:32PM0.53m
00:48AM0.43m
12:59PM0.67m
1:20AM0.40m
1:24PM0.82m
1:53AM0.42m
1:48PM0.95m
2:28AM0.47m
cloud
light rain
light rain
light rain
mod rain
mod rain
light rain
cloud
part cloud
part cloud
clear
clear
cloud
thunderstorm
rain showers
part cloud
part cloud
mod rain
mod rain
heavy rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:26
5:26
5:28
5:28
5:28
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:01
6:00
5:59
5:58
5:55
5:54
5:53
 mm
4
2
4
7
7
3
2
7
6
9
39
2
Temp °C
23
22
21
22
23
22
23
23
24
25
25
25
26
26
23
24
25
25
23
23
23
Feels °C
23
22
21
23
25
24
24
24
26
27
27
28
29
30
25
28
29
28
27
27
26
  • 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 Omaezaki Surf forecast

The above surf forecast table for Omaezaki provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Omaezaki can be found by selecting the local surf guide option on the grey menu. Our Omaezaki 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 (Omaezaki) 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 Omaezaki 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.

Omaezaki is 1 km (1 miles) from Oyama. If you plan a holiday in Shizuoka, look for hotels and other accommodation in Oyama. Oyama has rooms for a wide range of budgets as well as car hire and transport links.

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