Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 pm 29 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 (29 Sep):

  • Afternoon surf: Afternoon surf (29 Sep, local time) - 1ft (0.3m), 14s period with SW swell.
  • Evening surf: Evening surf (29 Sep, local time) - 1.5ft (0.4m), 13s period with SW swell.

The current surf forecast for Nagai Point at 9PM is: 0.4m 13s primary swell from a Southwest direction and 0.4m 6s secondary swell from a South-southwest direction (forecast issued at 02:00pm September 29). 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 (29 Sep)--
Afternoon (29 Sep)1ft (0.3m)14s
Evening (29 Sep)1.5ft (0.4m)13s

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


Short Range Forecast

Heavy rain (total 41mm), heaviest during Tue afternoon. Warm (max 23°C on Thu afternoon, min 18°C on Tue night). Mainly fresh winds.

Tue
29
Wednesday
30
Thursday
1
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
1
1
1
0
0
0
0
0
1
0
0
0
1
0
1
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)
0.6
S
7
0.3
SW
14
0.4
SW
14
0.4
SW
13
0.5
SW
13
0.6
SSW
13
0.6
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
10
0.8
SSW
10
0.9
S
10
0.8
S
9
0.9
S
9
1.1
SSE
9
1.1
SSE
9
Wave Graph
Metric surfscale
Energy kJ
32
31
46
63
84
108
98
91
81
78
101
95
78
102
128
151
108
129
202
189
Wind (km/h)
15
NE
15
NNE
30
NE
25
NE
15
NNE
15
NE
20
NE
25
NE
25
NNE
25
NE
25
NNE
30
NNE
25
NNE
25
NNE
25
NNE
25
NNE
25
NNE
15
NE
5
S
10
ESE
Wind State
off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
off
cross-off
off
off
off
cross-on
cross-off
High Tide
5:51PM1.60m
7:00AM1.51m
6:13PM1.58m
7:45AM1.40m
6:35PM1.54m
Low Tide
12:04PM0.67m
00:27AM0.23m
12:30PM0.79m
1:03AM0.25m
12:53PM0.91m
light rain
mod rain
heavy rain
mod rain
mod rain
light rain
light rain
light rain
cloud
light rain
light rain
light rain
light rain
cloud
cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:33
—
—
—
—
—
—
—
5:35
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:29
—
—
—
—
—
—
—
5:28
—
—
—
—
—
—
—
5:25
—
—
 mm
4
6
13
6
7
2
2
1
—
1
1
1
1
—
—
—
—
—
—
—
Temp °C
20
19
19
18
18
19
19
19
19
19
19
19
19
19
20
20
22
23
23
23
Feels °C
19
18
16
16
17
19
18
17
17
17
17
16
17
17
18
17
20
24
26
25
  • 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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