Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 am 30 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
24.7°C
0.1° 

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 (30 Sep):

  • Morning surf: Morning surf (30 Sep, local time) - 2ft (0.6m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (30 Sep, local time) - 2ft (0.6m), 11s period with SSW swell.
  • Evening surf: Evening surf (30 Sep, local time) - 2.5ft (0.7m), 10s period with SSW swell.

The current surf forecast for Nagai Point at 1PM is: 0.6m 11s primary swell from a South-southwest direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 08:00am September 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Sep)2ft (0.6m)12s
Afternoon (30 Sep)2ft (0.6m)11s
Evening (30 Sep)2.5ft (0.7m)10s

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


Short Range Forecast

Heavy rain (total 31mm), heaviest during Wed morning. Warm (max 24°C on Thu afternoon, min 18°C on Wed morning). Mainly fresh winds.

Wednesday
30
Thursday
1
Friday
2
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)
1
0
0
0
0
0
0
0
0
0
0
1
1
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)
0.7
SSW
12
0.6
SSW
12
0.6
SSW
11
0.6
SSW
11
0.7
SSW
11
0.7
SSW
10
0.6
SSW
10
0.7
SSW
9
0.8
S
9
0.8
S
9
0.8
S
9
0.9
S
8
1
S
8
0.9
SSE
8
0.8
SSE
8
0.7
SSE
7
0.6
SSE
7
0.5
SSE
7
0.4
SSE
7
0.4
SSE
6
0.3
SSE
6
0.2
SSE
6
Wave Graph
Metric surfscale
Energy kJ
129
91
81
78
105
95
77
92
108
103
95
108
131
105
75
55
37
26
18
16
8
4
Wind (km/h)
20
NNE
25
NNE
25
NE
25
NNE
25
NNE
30
NNE
30
NNE
25
NNE
25
NNE
25
NNE
30
NE
20
NE
5
E
10
SE
15
ESE
20
ENE
30
NE
30
NE
30
NE
25
NE
20
ENE
20
ENE
Wind State
off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross
cross-off
cross-off
off
off
off
off
off
off
High Tide
7:00AM1.51m
6:13PM1.58m
7:45AM1.40m
6:35PM1.54m
8:41AM1.28m
6:58PM1.48m
Low Tide
12:30PM0.79m
1:03AM0.25m
12:53PM0.91m
1:43AM0.31m
1:16PM1.02m
heavy rain
heavy rain
mod rain
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light rain
light rain
rain showers
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
—
—
—
—
—
—
5:35
—
—
—
—
—
—
—
5:35
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
5:28
—
—
—
—
—
—
—
5:25
—
—
—
—
—
—
—
5:24
—
—
 mm
13
18
6
1
1
—
—
—
—
—
—
—
—
—
—
—
—
1
2
1
—
1
Temp °C
18
18
18
19
19
19
19
20
20
21
22
24
23
23
23
22
21
21
20
19
19
18
Feels °C
16
15
15
17
16
16
16
17
17
18
19
23
25
25
24
21
17
18
17
16
17
16
  • 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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