Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
26.9°C
1.0° 

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 (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 1.5ft (0.4m), 7s period with SE swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Evening surf: Evening surf (16 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.

The current surf forecast for Nagai Point at 1PM is: 0.4m 8s primary swell from a Southeast direction and 0.3m 6s secondary swell from a South-southwest direction (forecast issued at 08:00am September 16). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (16 Sep)1.5ft (0.4m)7s
Afternoon (16 Sep)1.5ft (0.4m)8s
Evening (16 Sep)1.5ft (0.4m)8s

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


Short Range Forecast

Heavy rain (total 38mm), heaviest during Wed afternoon. Warm (max 22°C on Wed morning, min 19°C on Thu night). Winds increasing (light winds from the NNE on Wed morning, strong winds from the N by Fri morning).

Wednesday
16
Thursday
17
Friday
18
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
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
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)
0.4
SSE
7
0.4
SE
7
0.4
SE
7
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
7
0.2
SSE
8
0.2
SSE
8
0.2
SSE
9
0.2
SSE
9
0.3
SE
8
0.3
SE
7
0.1
SE
9
0.1
S
13
0.1
S
12
0.1
SE
12
0.3
SE
18
0.4
SE
16
0.7
SE
15
Wave Graph
Metric surfscale
Energy kJ
18
12
13
17
17
17
17
17
8
7
6
7
8
9
9
3
3
6
6
50
69
221
Wind (km/h)
25
NNE
20
NE
15
NNE
25
NNE
30
NNE
35
N
30
NNE
35
NNE
35
NNE
35
NNE
35
NNE
35
NE
40
NE
40
NE
40
NNE
45
N
45
N
50
N
45
N
45
N
45
N
45
N
Wind State
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
7:24AM1.46m
6:46PM1.56m
8:12AM1.34m
7:08PM1.52m
9:18AM1.22m
7:30PM1.46m
Low Tide
12:56PM0.78m
1:35AM0.34m
1:18PM0.91m
2:20AM0.40m
1:36PM1.03m
mod rain
mod rain
mod rain
mod rain
mod rain
light rain
light rain
light rain
cloud
part cloud
cloud
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:46
5:45
 mm
6
7
6
10
7
5
2
1
Temp °C
22
22
22
21
21
20
20
20
20
20
21
22
21
20
20
19
19
19
20
20
19
20
Feels °C
22
22
23
20
19
16
17
16
16
16
16
17
15
14
14
12
11
11
13
13
12
14
  • 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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