Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 8 am 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
26.0°C
0.2° 

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 (18 Sep):

  • Morning surf: Morning surf (18 Sep, local time) - 0.5ft (0.1m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.2m), 11s period with SSE swell.
  • Evening surf: Evening surf (18 Sep, local time) - 1.5ft (0.4m), 15s period with SE swell.

The current surf forecast for Hanamizu River at 1PM is: 0.2m 12s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a Southeast direction, 0.1m 12s secondary swell from a Southeast direction (forecast issued at 08:00am September 18). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Sep)0.5ft (0.1m)12s
Afternoon (18 Sep)0.5ft (0.2m)11s
Evening (18 Sep)1.5ft (0.4m)15s

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


Short Range Forecast

Heavy rain (total 109mm), heaviest during Sun afternoon. Warm (max 25°C on Fri afternoon, min 21°C on Fri morning). Mainly fresh winds.

Friday
18
Saturday
19
Sunday
20
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
1
3
3
3
3
2
2
2
1
2
2
1
0
1
2
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)
0.1
S
13
0.1
S
12
0.2
SSE
12
0.2
SSE
11
0.3
SE
14
0.4
SE
15
0.6
SE
14
1
SE
14
1.5
SE
16
1.9
SE
16
1.9
SE
14
1.9
SE
14
1.8
SE
13
1.7
SSE
13
1.7
SSE
12
1.6
SE
12
1.7
SSE
12
1.6
SSE
12
1.7
SSE
12
1.8
SSE
12
2
SSE
12
2.3
SSE
12
Wave Graph
Metric surfscale
Energy kJ
3
3
14
12
32
76
164
368
1158
1651
1554
1349
1099
918
849
742
795
746
843
919
1114
1679
Wind (km/h)
25
N
30
NNE
30
NNE
30
NE
25
NE
30
NNE
25
NNE
25
N
20
N
20
NNE
25
NNE
25
NNE
20
NNE
20
NNE
25
NNE
25
N
25
NNE
25
N
30
NNE
40
NNE
35
N
35
N
Wind State
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:36AM1.06m
7:17PM1.35m
7:36PM1.27m
7:04PM1.18m
Low Tide
1:01PM0.99m
3:27AM0.51m
5:10AM0.56m
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
light rain
light rain
mod rain
mod rain
heavy rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:26
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:46
5:45
5:44
 mm
2
5
9
9
30
23
Temp °C
20
21
23
25
24
22
21
21
21
22
23
24
23
23
23
23
22
22
22
22
21
22
Feels °C
17
17
18
21
21
19
18
19
19
20
21
23
23
22
22
22
21
21
20
19
18
19
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Hanamizu River surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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