Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
25.0°C
0.0° 

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 (28 Sep):

  • Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.8m), 5s period with SSW swell.
  • Afternoon surf: Afternoon surf (28 Sep, local time) - 2.5ft (0.8m), 5s period with SSW swell.
  • Evening surf: Evening surf (28 Sep, local time) - 3ft (0.9m), 7s period with SSW swell.

The current surf forecast for Nagai Point at 3AM is: 0.6m 7s primary swell from a South-southwest direction and 0.1m 9s secondary swell from a Southeast direction, 0.1m 13s secondary swell from a South direction (forecast issued at 08:00pm September 27). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (28 Sep)2.5ft (0.8m)5s
Afternoon (28 Sep)2.5ft (0.8m)5s
Evening (28 Sep)3ft (0.9m)7s

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


Short Range Forecast

Heavy rain (total 52mm), heaviest during Tue afternoon. Warm (max 25°C on Mon afternoon, min 17°C on Tue night). Mainly fresh winds.

Sun
27
Monday
28
Tuesday
29
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
7
0.6
S
7
0.5
S
7
0.6
SSW
7
0.6
SSW
6
0.8
SSW
5
1
SSW
5
0.8
SSW
5
0.5
S
5
0.9
SSW
7
0.8
S
7
0.8
S
7
0.7
S
7
0.6
S
7
0.3
SW
13
0.3
SW
13
0.4
SW
14
0.4
SW
13
Wave Graph
Metric surfscale
Energy kJ
24
34
24
34
32
27
51
32
14
77
59
57
44
32
27
27
46
44
Wind (km/h)
5
WNW
10
SW
20
SSW
25
SW
35
SSW
35
SSW
30
SW
30
SW
10
WNW
10
SW
15
SSW
10
NW
25
NNE
30
NNE
20
N
30
N
30
NE
25
NE
Wind State
glassy
on
on
on
on
on
on
on
cross-on
on
on
cross-on
off
off
cross-off
cross-off
off
off
High Tide
5:09PM1.59m
5:43AM1.64m
5:30PM1.60m
6:20AM1.59m
5:51PM1.60m
Low Tide
11:22PM0.32m
11:39AM0.57m
11:54PM0.26m
12:04PM0.67m
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
mod rain
heavy rain
mod rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:33
—
—
—
—
—
—
—
5:33
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
—
5:30
—
—
—
—
—
—
—
5:29
—
—
 mm
—
—
—
—
1
1
—
—
—
—
—
—
—
—
1
8
19
6
Temp °C
23
23
23
23
23
23
24
25
24
24
24
24
23
22
20
19
19
18
Feels °C
26
24
24
22
21
21
23
24
27
27
26
27
22
19
19
16
16
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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