Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 pm 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
26.9°C
0.9° 

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 (14 Sep):

  • Afternoon surf: Afternoon surf (14 Sep, local time) - 3ft (0.9m), 4s period with S swell.
  • Evening surf: Evening surf (14 Sep, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Nagai Point at 9PM is: 0.9m 4s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00pm September 14). An open ocean swell of 0.2m 12s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (14 Sep)--
Afternoon (14 Sep)3ft (0.9m)4s
Evening (14 Sep)1.5ft (0.4m)10s

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


Short Range Forecast

Heavy rain (total 66mm), heaviest during Wed night. Warm (max 27°C on Mon afternoon, min 19°C on Wed night). Winds increasing (calm on Tue night, strong winds from the N by Wed night).

Mon
14
Tuesday
15
Wednesday
16
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)
0.3
SE
10
0.9
S
4
1
S
4
0.4
SE
10
0.4
SE
9
0.8
S
4
0.4
SE
9
0.4
SE
8
0.4
SSE
8
0.4
SE
7
0.7
S
5
0.6
SSW
6
0.5
SE
7
0.5
SE
6
0.4
SSE
6
0.3
SSE
7
0.4
SE
6
0.4
SE
8
0.4
SE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
14
28
41
31
27
22
19
24
23
15
20
23
23
20
16
9
11
17
17
17
Wind (km/h)
35
SSW
40
SSW
30
SSW
30
SSW
25
SSW
25
SSW
25
SW
20
SW
25
SSW
20
SSW
10
S
5
NNW
20
NNE
30
NNE
25
NNE
25
NNE
25
NNE
30
NNE
35
NNE
35
NNE
Wind State
cross-on
cross-on
on
on
on
on
on
on
on
on
cross-on
glassy
cross-off
off
off
off
off
cross-off
off
off
High Tide
6:04PM1.59m
6:43AM1.56m
6:24PM1.58m
7:24AM1.46m
6:46PM1.56m
Low Tide
12:06PM0.52m
00:22AM0.33m
12:32PM0.64m
00:57AM0.32m
12:56PM0.78m
clear
clear
cloud
cloud
light rain
light rain
rain showers
light rain
light rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
light rain
light rain
light rain
light rain
mod rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:50
5:47
 mm
1
2
1
2
1
3
1
3
3
2
2
1
2
2
7
4
Temp °C
26
26
27
26
25
24
24
24
24
24
24
24
23
21
21
21
21
21
21
21
Feels °C
25
24
26
25
24
23
23
24
24
25
28
28
24
19
19
19
20
19
19
18
  • 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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