Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 2 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
23.9°C
0.5° 

Hanamizu River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Hanamizu River today (17 Oct):

  • Afternoon surf: Afternoon surf (17 Oct, local time) - 1.5ft (0.5m), 7s period with ESE swell.
  • Evening surf: Evening surf (17 Oct, local time) - 0.5ft (0.2m), 7s period with S swell.

The current surf forecast for Hanamizu River at 7PM is: 0.2m 7s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a Southeast direction, 0.4m 3s secondary swell from a Southeast direction (forecast issued at 02:00pm October 17). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (17 Oct)--
Afternoon (17 Oct)1.5ft (0.5m)7s
Evening (17 Oct)0.5ft (0.2m)7s

Table - waves today at Hanamizu River. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 26°C on Tue morning, min 18°C on Sat night). Wind will be generally light.

Sat
17
Sunday
18
Monday
19
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
1
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)
0.2
SSE
8
0.5
ESE
7
0.2
SSE
8
0.2
S
7
0.4
ESE
4
0.2
SSE
4
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.3
SSE
5
0.2
ESE
7
0.4
SSE
3
0.2
SSE
6
0.5
S
3
0.6
S
4
0.9
SSW
4
1
SSW
4
1.1
S
5
1
S
5
0.9
SSW
5
Wave Graph
Metric surfscale
Energy kJ
6
29
6
4
8
3
5
5
5
5
5
4
4
6
10
22
41
56
53
45
Wind (km/h)
10
ESE
10
S
10
S
10
ESE
5
E
0
NE
5
N
5
E
10
S
15
S
20
SSW
15
WSW
15
WSW
15
WSW
15
WSW
20
SW
20
SW
20
SW
15
WSW
10
W
Wind State
on
cross-on
cross-on
on
glassy
glassy
cross-off
glassy
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
9:18AM1.12m
6:41PM1.32m
11:35AM1.10m
7:05PM1.23m
1:37PM1.16m
7:46PM1.12m
Low Tide
12:59PM1.03m
2:44AM0.46m
1:15PM1.09m
4:03AM0.54m
6:24PM1.11m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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—
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5:50
—
—
—
—
—
—
—
5:50
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:06
—
—
—
—
—
—
—
5:05
—
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—
—
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5:04
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
22
21
21
19
19
18
18
19
20
21
21
20
19
19
19
22
24
25
22
22
Feels °C
19
19
20
18
19
18
17
19
18
19
19
19
17
17
18
20
21
24
22
23
  • 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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