Kugenuma Rivermouth surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 2 pm Sunday 19 Apr 2026 JST
Forecast update in hr  min  s Forecast update imminent
Kugenuma Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kugenuma Rivermouth sea temperature is
17.3° C
(Which is 1.0°C colder than average for this time of year)

How big are the waves at Kugenuma Rivermouth today?

The current surf forecast for Kugenuma Rivermouth at 6PM is: 1.6m 14s primary swell from a South-southeast direction (forecast issued at 02:00pm April 19). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Apr)--
Afternoon (19 Apr)5ft (1.5m)15s
Evening (19 Apr)5ft (1.6m)15s

Table - waves today at Kugenuma Rivermouth. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
3
0
1
3
3
3
3
3
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.5
SSE
1.5
SSE
1.6
SSE
1.6
SSE
1.5
SSE
1.4
SE
1.4
SE
1.3
SE
1.1
SE
1.1
SE
1
SE
0.9
SE
0.9
SE
0.7
SE
0.6
SE
0.6
SE
0.5
SE
0.5
SE
0.4
SE
0.4
SE
0.3
ESE
0.6
SE
1
SE
1
SE
Period(s) (?)151514151414141313131212121212111111111010667
Wave
Graph
(?)Metric surfscale
Energy kJ (?)911911107210879478347115774443743012482091391087758572928222475102
Wind
(km/h)
10
E
15
S
15
S
5
SE
5
E
10
ENE
10
ENE
10
E
10
S
20
S
20
S
20
S
20
SSW
20
SW
20
SW
15
WSW
20
NNE
15
E
15
SSE
10
SE
5
SSW
5
SSW
10
SE
20
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
on
oncross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross-
on
cross-
on
onononcross-
on
offcross-
off
cross-
on
crossglassoncrosscross-
on
High Tide
/ height (m)
6:45PM
1.28
5:29AM
1.45
7:28PM
1.22
5:57AM
1.43
8:20PM
1.15
6:28AM
1.37
Low Tide
/ height (m)
11:56AM
-0.02
11:43PM
0.77
12:31PM
-0.02
12:08AM
0.83
1:11PM
0.03
12:35AM
0.90
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Sunrise------5:03-------5:03-------5:01-
Sunset--6:16-------6:17-------6:19-----
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
Rain (mm)
------------------------
Temp. °C212019181717161719191817171616192021201717171618
Feels °C (?)191717181717151618151514141313181617171617161314
  • 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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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kugenuma Rivermouth 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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