8 Dec 2025: Tsunami Alert Issued for NE Japan

A magnitude-7.6 earthquake off the coast of Aomori Prefecture has triggered a tsunami warning. Early reports of 40cm waves, tsunamis up to 3m possible latest updates

Hayama surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 2 am Tuesday 09 Dec 2025 JST
Forecast update in hr  min  s Forecast update imminent
Hayama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hayama sea temperature is
18.9° C
(Which is slightly cooler than normal)
Updates in  hr  min  s Forecast update imminent
Tuesday
09
Wednesday
10
Thursday
11
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
SW
0.2
SSW
0.1
SE
0.1
SE
0.1
SE
0.1
SE
0.1
SE
0.1
SE
0.1
SW
0.1
SE
0.1
SE
0.2
ESE
0.1
SE
0.1
SE
0.1
SE
0.2
ESE
0.1
SW
0.1
S
0.2
ESE
0.2
ESE
0.2
ESE
0.9
SW
1.4
SW
1.6
SW
Period(s) (?)651099991061010101111111166111111456
Wave
Graph
(?)Metric surfscale
Energy kJ (?)154433334144044501100022107169
Wind
(km/h)
25
NNE
25
NE
30
NE
25
NE
20
NNE
15
NE
15
ENE
15
ENE
10
NE
15
NNE
15
NNE
10
NNE
5
W
5
S
5
NE
10
NE
10
NNE
15
N
15
N
5
NNW
25
SW
45
SW
55
SW
50
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffcross-
off
cross-
off
cross-
off
offoffoffoffglassglassglassoffoffoffoffglassoncross-
on
cross-
on
cross-
on
High Tide
/ height (m)
8:10AM
1.36
6:17PM
1.41
8:53AM
1.32
7:05PM
1.32
9:39AM
1.29
8:05PM
1.22
Low Tide
/ height (m)
12:56AM
0.05
1:05PM
0.98
1:37AM
0.15
1:56PM
0.96
2:22AM
0.27
3:01PM
0.93
Tuesday
09
Wednesday
10
Thursday
11
Sunrise---6:37-------6:37-------6:39----
Sunset-----4:29-------4:29-------4:29--
cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C13121111111111111110910111212121210101012151515
Feels °C (?)65345666754691010885687544
  • 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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