Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 pm 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
28.1°C
1.5° 

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 (04 Sep):

  • Afternoon surf: Afternoon surf (04 Sep, local time) - 1.5ft (0.5m), 10s period with S swell.
  • Evening surf: Evening surf (04 Sep, local time) - 2ft (0.6m), 9s period with SSW swell.

The current surf forecast for Nagai Point at 8PM is: 0.6m 9s primary swell from a South-southwest direction (forecast issued at 02:00pm September 04). An open ocean swell of 0.2m 6s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (04 Sep)--
Afternoon (04 Sep)1.5ft (0.5m)10s
Evening (04 Sep)2ft (0.6m)9s

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


Short Range Forecast

Heavy rain (total 160mm), heaviest during Sun night. Warm (max 26°C on Fri afternoon, min 21°C on Sat morning). Winds increasing (light winds from the NE on Fri afternoon, strong winds from the N by Sun afternoon).

Fri
4
Saturday
5
Sunday
6
12 PM
3 PM
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
S
10
0.5
S
10
0.6
S
10
0.6
SSW
9
0.6
SSW
9
0.5
SSW
10
0.5
SSW
10
0.5
SSW
9
0.4
SSW
9
0.4
SSW
9
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SSW
8
0.3
SE
8
0.2
SSE
8
0.2
SSE
8
0.4
SE
8
0.4
SSE
8
0.5
SE
8
Wave Graph
Metric surfscale
Energy kJ
71
49
67
66
68
52
52
50
32
27
13
13
14
14
11
7
6
16
24
28
Wind (km/h)
15
NNE
15
NE
15
NE
20
NE
25
NNE
25
NE
25
ENE
25
ENE
35
NNE
35
NNE
30
NNE
35
NNE
35
NNE
40
NNE
45
NNE
45
NNE
45
NNE
50
N
50
N
35
NNE
Wind State
off
off
off
off
off
off
cross-off
off
off
off
off
off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
10:10AM1.15m
8:09PM1.42m
8:40PM1.34m
3:50PM1.29m
Low Tide
1:57PM1.05m
4:22AM0.54m
6:16AM0.54m
7:59PM1.24m
cloud
cloud
cloud
cloud
cloud
mod rain
light rain
mod rain
light rain
light rain
cloud
part cloud
cloud
light rain
light rain
light rain
light rain
mod rain
mod rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:04
6:01
 mm
6
5
8
5
4
1
3
1
3
7
8
16
Temp °C
25
26
26
25
24
23
22
22
21
21
22
22
22
22
22
22
21
21
21
22
Feels °C
26
28
28
26
24
23
21
21
18
17
18
18
18
17
17
17
16
15
15
19
  • 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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