Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
25.0°C
0.5° 

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 (22 Sep):

  • Morning surf: Morning surf (22 Sep, local time) - 3.5ft (1.0m), 9s period with SSE swell.
  • Afternoon surf: Afternoon surf (22 Sep, local time) - 3ft (0.9m), 9s period with SSE swell.
  • Evening surf: Evening surf (22 Sep, local time) - 2.5ft (0.8m), 8s period with SSE swell.

The current surf forecast for Nagai Point at 1AM is: 1.8m 11s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a Northwest direction (forecast issued at 08:00pm September 21). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (22 Sep)3.5ft (1.0m)9s
Afternoon (22 Sep)3ft (0.9m)9s
Evening (22 Sep)2.5ft (0.8m)8s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Mon night. Warm (max 27°C on Mon night, min 21°C on Wed morning). Winds decreasing (strong winds from the NNW on Mon night, light winds from the NE by Thu afternoon).

Mon
21
Tuesday
22
Wednesday
23
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
1
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
Wave
Height (m)
Direction
Period (s)
3.5
SSE
13
3
SSE
13
2.1
S
12
1.2
SSE
11
1
SSE
10
1
SSE
9
0.9
SSE
9
0.9
SSE
9
0.8
SSE
8
0.8
SSE
8
0.7
SSE
8
0.7
SSE
8
0.7
SSE
7
0.6
SSE
7
0.5
SSE
7
0.5
SSE
7
0.4
SSE
6
0.4
SSE
6
Wave Graph
Metric surfscale
Energy kJ
4105
3293
1248
337
209
181
135
123
92
87
62
58
47
36
26
25
16
15
Wind (km/h)
85
N
45
NNW
15
WSW
10
SSE
15
SE
20
E
25
NNE
20
ENE
15
ENE
20
ENE
20
ENE
25
NE
30
NNE
30
NNE
25
NE
25
NE
25
NNE
25
NNE
Wind State
cross-off
cross-off
on
cross-on
cross-off
cross-off
off
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
cross-off
High Tide
3:17PM1.34m
00:25AM1.22m
3:31PM1.40m
2:03AM1.32m
3:49PM1.46m
Low Tide
8:37PM1.14m
8:06AM0.46m
9:03PM1.00m
8:56AM0.40m
heavy rain
rain showers
clear
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
light rain
cloud
light rain
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:38
5:37
 mm
70
10
1
1
1
1
2
Temp °C
24
27
26
26
26
26
27
26
25
25
24
23
22
21
22
21
21
21
Feels °C
13
22
28
29
28
26
25
26
25
26
24
22
20
18
20
20
20
20
  • 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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