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

Power Plant surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm Monday 08 Dec 2025 HST
Forecast update in hr  min  s Forecast update imminent
Power Plant surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Power Plant sea temperature is
26.0° C
(Which is slightly warmer than usual)
Updates in  hr  min  s Forecast update imminent
Monday
08
Tuesday
09
Wednesday
10
Thursday
11
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
1
1
1
2
2
1
2
2
3
3
3
4
3
3
2
2
1
2
1
1
2
3
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
NW
0.6
NW
0.8
NW
0.9
NW
1
NW
0.8
NW
1.1
NW
1.3
NW
1.6
NW
1.4
NW
1.4
NW
2.1
NW
2.1
NW
2.2
NW
2.2
NW
2.1
NW
2
NW
2
NW
1.9
NW
1.9
NW
1.9
NW
1.9
NW
0.5
SSW
0.5
SSW
Period(s) (?)161615141414141414141416161615141414131313131414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)19319825834639822446464787273375422842173238321461761160415371200116411291112120115
Wind
(km/h)
15
ENE
15
ENE
15
ENE
15
ENE
10
E
10
ENE
5
S
5
WSW
5
WNW
5
NW
5
E
0
ESE
5
W
5
SW
15
SW
15
SW
15
WSW
10
W
10
W
10
WSW
10
W
10
N
15
NNE
10
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffoffglassglassglassglassglassglasscross-
on
ononononononononcross-
off
cross-
off
cross-
off
High Tide
/ height (m)
6:51PM
0.21
7:18AM
0.68
8:32PM
0.25
8:01AM
0.61
10:22PM
0.31
8:43AM
0.53
Low Tide
/ height (m)
2:31PM
0.12
11:21PM
0.12
3:15PM
0.12
12:16AM
0.20
3:53PM
0.12
1:41AM
0.29
Monday
08
Tuesday
09
Wednesday
10
Thursday
11
Sunrise-----6:58-------6:58-------6:58--
Sunset5:50-------5:50-------5:51-------
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
part cloud
Rain (mm)
---------------------21-
Temp. °C262423242323242524242323232324252423232323222323
Feels °C (?)252423242424262726262526252524252323232424232323
  • 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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