Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 2 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
27.3° C
0.3° 

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 (14 Aug):

  • Morning surf: Morning surf (14 Aug, local time) - 1ft (0.3m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 1.5ft (0.4m), 9s period with SSW swell.
  • Evening surf: Evening surf (14 Aug, local time) - 1ft (0.3m), 9s period with SSW swell.

The current surf forecast for Hanamizu River at 10AM is: 0.3m 9s primary swell from a South-southwest direction and 0.2m 6s secondary swell from a East-southeast direction (forecast issued at 02:00am August 14). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (14 Aug)1ft (0.3m)9s
Afternoon (14 Aug)1.5ft (0.4m)9s
Evening (14 Aug)1ft (0.3m)9s

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


Short Range Forecast

Heavy rain (total 21mm), heaviest during Fri afternoon. Warm (max 29°C on Sun afternoon, min 24°C on Sat night). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
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
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
1
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
9
0.4
SSW
9
0.3
SSW
9
0.3
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.3
SSW
9
0.3
SSE
10
0.3
SSW
11
0.9
ESE
9
0.4
SSW
11
0.5
SE
9
0.9
ESE
8
0.4
SSW
10
0.7
SE
8
0.5
SE
8
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
S
9
0.4
S
9
Wave Graph
Metric surfscale
Energy kJ
28
28
16
16
28
29
29
16
20
25
149
40
38
117
33
63
30
27
28
28
27
27
24
24
Wind (km/h)
20
N
15
N
20
N
20
NNE
15
ENE
5
ESE
5
E
10
NNE
10
N
15
NNE
10
NNE
10
NE
10
E
10
SSE
10
SSE
10
E
10
ENE
15
NE
15
NNE
15
NE
10
ENE
5
ESE
10
S
5
ESE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross-on
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross
glassy
cross-on
on
High Tide
4:59AM1.57m
6:17PM1.48m
5:45AM1.54m
6:38PM1.48m
6:30AM1.47m
6:58PM1.47m
Low Tide
11:20PM0.74m
11:43AM0.11m
11:56PM0.62m
12:15PM0.24m
00:33AM0.52m
12:43PM0.39m
rain showers
rain showers
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
rain showers
rain showers
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:00
5:01
5:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:34
6:32
6:30
 mm
1
1
2
3
4
3
2
1
1
1
2
1
2
1
Temp °C
24
24
24
26
28
28
27
26
25
25
25
26
27
28
27
25
25
24
24
25
27
29
27
26
Feels °C
25
25
25
26
30
31
31
29
27
27
27
28
29
30
29
27
27
25
25
25
28
31
29
29
  • 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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