Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
27.1°C
0.2° 

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 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 1.5ft (0.4m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1ft (0.3m), 13s period with SE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 12s period with SE swell.

The current surf forecast for Nagai Point at 1AM is: 0.4m 9s primary swell from a South-southwest direction and 0.1m 10s secondary swell from a Southeast direction, 0.4m 4s secondary swell from a South direction (forecast issued at 08:00pm August 22). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)1.5ft (0.4m)9s
Afternoon (23 Aug)1ft (0.3m)13s
Evening (23 Aug)1.5ft (0.4m)12s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sun morning. Warm (max 27°C on Sat night, min 24°C on Sat night). Winds increasing (calm on Sun night, fresh winds from the SSW by Tue afternoon).

Sat
22
Sunday
23
Monday
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)
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SW
9
0.4
SSW
9
0.4
SSW
9
0.2
SSE
13
0.3
SE
13
0.3
SE
12
0.4
SE
12
0.5
SE
13
0.6
SSE
13
0.5
SSE
16
0.8
SSE
15
0.9
SSE
14
0.9
SSE
17
1.1
SSE
14
1.4
SSE
15
Wave Graph
Metric surfscale
Energy kJ
32
32
31
20
26
25
17
27
23
38
82
113
144
252
322
516
494
856
Wind (km/h)
15
S
10
SSE
5
SSW
10
NNE
20
NNE
15
NE
10
NE
10
SE
5
SSW
5
SSE
5
SSE
5
SSE
5
SE
5
S
10
SSW
25
SSW
25
SSW
25
SSW
Wind State
cross-on
cross-on
on
cross-off
off
off
off
cross
cross-on
cross
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
on
High Tide
10:01PM1.32m
4:01PM1.31m
00:24AM1.29m
4:15PM1.40m
Low Tide
7:23AM0.48m
8:27PM1.21m
8:33AM0.38m
thunderstorm
thunderstorm
clear
thunderstorm
part cloud
rain showers
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:21
6:20
 mm
1
1
1
4
Temp °C
27
27
27
25
24
24
26
27
27
26
25
25
25
25
26
26
27
27
Feels °C
30
31
32
28
25
25
28
29
31
30
29
29
29
29
29
26
27
28
  • 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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