Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 22 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
23.8°C
0.8° 

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


How big are the waves at Nagai Point today (23 Oct):

  • Morning surf: Morning surf (23 Oct, local time) - 3.5ft (1.1m), 13s period with S swell.
  • Afternoon surf: Afternoon surf (23 Oct, local time) - 3ft (0.9m), 13s period with S swell.
  • Evening surf: Evening surf (23 Oct, local time) - 3ft (0.9m), 14s period with SSW swell.

The current surf forecast for Nagai Point at 1AM is: 1.0m 14s primary swell from a South direction (forecast issued at 08:00pm October 22). An open ocean swell of 0.2m 10s is not directed at the surf break, a second open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (JST) & DateWave HeightWave Period
Morning (23 Oct)3.5ft (1.1m)13s
Afternoon (23 Oct)3ft (0.9m)13s
Evening (23 Oct)3ft (0.9m)14s

Table - waves today at Nagai Point. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 45mm), heaviest during Sat afternoon. Warm (max 22°C on Sun morning, min 16°C on Thu night). Winds increasing (calm on Fri afternoon, fresh winds from the N by Sat afternoon).

Thu
22
Friday
23
Saturday
24
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
1
0
1
2
2
2
2
2
2
2
2
2
1
1
0
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)
1.2
S
13
0.9
S
13
1.1
S
14
0.9
S
13
1.1
S
13
1.1
S
13
1
S
13
0.9
S
13
0.9
S
12
0.9
SSW
14
0.9
SSW
13
0.9
SSW
13
0.8
SSW
13
1.1
SE
8
0.6
SSW
13
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
Wave Graph
Metric surfscale
Energy kJ
499
264
496
264
417
411
321
252
248
351
249
246
192
163
125
178
178
163
Wind (km/h)
30
ENE
35
E
25
ENE
25
ENE
25
NE
20
NE
10
NNE
5
SSE
15
ESE
10
ESE
5
SE
15
NNE
15
NE
25
NNE
25
NNE
35
N
30
NNE
20
N
Wind State
cross-off
cross-off
off
off
off
off
off
glassy
cross-off
cross-off
glassy
cross-off
off
cross-off
off
cross-off
cross-off
cross-off
High Tide
2:50AM1.38m
3:14PM1.46m
3:37AM1.47m
3:37PM1.50m
Low Tide
8:56PM0.68m
9:00AM0.54m
9:26PM0.51m
9:37AM0.57m
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
heavy rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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—
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5:52
—
—
—
—
—
—
—
5:54
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
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4:57
—
—
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—
—
—
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4:55
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 mm
—
—
—
—
—
—
—
—
—
—
—
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1
3
11
26
2
1
Temp °C
19
17
17
16
16
16
17
18
18
19
20
19
18
18
17
16
17
18
Feels °C
14
11
12
11
11
12
15
18
16
18
21
18
17
15
14
11
14
17
  • 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
How to use the Wavefinder 

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