Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 am 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
23.1°C
0.6° 

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 (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 1.5ft (0.5m), 20s period with SE swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.0m), 18s period with SSE swell.
  • Evening surf: Evening surf (31 Oct, local time) - 3ft (0.9m), 16s period with SE swell.

The current surf forecast for Nagai Point at 11AM is: 1.0m 19s primary swell from a South-southeast direction and 0.5m 13s secondary swell from a Southeast direction (forecast issued at 08:00am October 31). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (31 Oct)1.5ft (0.5m)20s
Afternoon (31 Oct)3.5ft (1.0m)18s
Evening (31 Oct)3ft (0.9m)16s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon afternoon. Warm (max 21°C on Sat morning, min 13°C on Mon afternoon). Winds increasing (calm on Sun afternoon, fresh winds from the NNE by Mon afternoon).

Saturday
31
Sunday
1
Monday
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)
0
1
3
3
3
2
3
3
4
3
3
3
3
0
0
0
0
0
0
2
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
SE
21
0.5
SE
20
1
SSE
19
1
SSE
18
0.9
SSE
17
0.9
SE
16
0.8
SSE
20
1
SSE
18
1.4
SSE
17
0.8
SSE
19
1.2
SSE
15
1.5
SSE
16
1.5
SSE
15
1.5
SSE
15
1.6
SSE
14
1.6
SSE
14
1.3
SSE
14
1.2
SSE
13
1.1
SSE
13
1
SSE
13
1
SSE
12
0.9
SSE
12
Wave Graph
Metric surfscale
Energy kJ
110
186
742
659
493
432
465
616
1068
486
584
1107
1037
970
1031
966
589
475
384
302
288
245
Wind (km/h)
20
WNW
15
N
25
N
15
NE
10
ESE
20
NNE
15
NE
20
NE
15
NE
15
NE
5
E
5
E
0
NE
15
SW
25
WSW
25
WSW
20
W
15
W
15
WSW
15
N
30
NNE
25
NNE
Wind State
cross-on
cross-off
cross-off
off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
glassy
on
on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
High Tide
8:45AM1.30m
6:35PM1.44m
10:02AM1.25m
7:11PM1.34m
11:39AM1.24m
8:16PM1.21m
Low Tide
1:13PM1.07m
2:15AM0.31m
2:06PM1.13m
3:18AM0.43m
4:12PM1.14m
clear
clear
clear
part cloud
thunderstorm
clear
clear
clear
clear
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
part cloud
cloud
light rain
mod rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:00
—
—
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—
—
—
—
6:01
—
—
—
—
—
—
—
6:01
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
4:49
—
—
—
—
—
—
—
4:47
—
—
—
—
—
—
—
4:46
—
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 mm
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
8
1
Temp °C
19
19
21
21
20
20
19
17
16
16
16
17
18
18
19
19
18
17
20
16
13
15
Feels °C
17
16
16
18
18
14
15
12
12
13
15
16
19
17
14
15
15
15
18
14
7
11
  • 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
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