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

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Global-Atlantic Surf Map – Wind and Wave forecasts

Global-Atlantic wave (swell) map for surfers, windsurfers and sailors showing open ocean wave size, wave period and wave energy. You can customize the wave and wind maps with overlays for wind arrows, pressure and general weather for surfing. There are also options to display live wind observations from ships, wave buoys and weather stations on the wave maps in the Global-Atlantic region.
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Global-Atlantic Wavefinder

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Best forecast wave conditions in Global-Atlantic
Rating
9

8

6

5

5

5

6

9

7

9

9

9

9

9

6

8

5

5

9

9

9

9

Wave Height (m) & direction (?)
4.0

WNW
3.0

WNW
4.0

W
3.5

WNW
3.0

WNW
3.5

WNW
3.0

W
2.5

W
3.5

W
4.0

WSW
4.5

WNW
4.5

W
4.5

NNW
5.0

NW
4.0

NW
4.0

NNW
2.3

NW
3.0

W
3.0

S
4.0

SSW
2.3

W
4.0

W
Period(s) (?)16161313131313141616191719181613131312161514
Energy(?)78156552591838183102365237384479687492421400111799131161767298485355179735174287933123115505
Wind
(km/h)
40
15
5
10
15
10
45
15
20
30
15
15
15
10
5
10
20
40
5
15
10
15
Wind State(?)cross-
on
cross-
off
glasscross-
off
cross-
off
offoffoffoffoffcross-
off
cross-
off
cross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoff
High Tide
/ height (m)



6:51AM
2.64

7:03PM
2.74
7:15AM
2.45

8:07PM
2.65
8:26AM
2.87

9:15PM
2.62
9:38AM
2.29

10:21PM
2.16
10:40AM
2.25

11:17PM
2.24
11:35AM
2.27
1:45PM
3.03

3:12AM
2.70
Low Tide
/ height (m)

1:35PM
0.39
12:32AM
0.59

12:56PM
0.92
12:54AM
1.33

1:44PM
0.65
2:05AM
1.43

3:10PM
0.76

3:18AM
0.92
4:08PM
1.30

4:26AM
0.91
5:08PM
0.80

5:26AM
0.85

8:50PM
0.79
9:13AM
0.96
heavy rainheavy rainrain showersclearclearclearlight rainlight rainpart cloudcloudlight rainpart cloudclearlight rainpart cloudclearclearheavy raincloudpart cloudcloudpart cloud
Summary
heavy rainheavy rainrain shwrsclearclearclearlight rainlight rainsome cloudscloudylight rainsome cloudsclearlight rainsome cloudsclearclearheavy raincloudysome cloudscloudysome clouds
Rain (mm)
20252---43--3--1---15----
High °C
1616151414131077111110171615181612431011
Low °C
1615121313118761111915151517161143911
Chill °C (?)
141515131312644898171615181582-199
Sunrise
7:45--7:45--8:45--8:57--8:26--7:39--11:07--9:03
Sunset
-5:15--5:12--4:10--5:05--6:37--5:15--3:32--
Swell1 (m) & direction
4.0

WNW
3.0

WSW
4.0

W
3.5

WNW
3.0

WNW
3.5

WNW
3.0

W
2.5

W
3.5

W
4.0

WSW
4.5

WNW
4.5

W
4.5

NNW
5.0

NW
4.0

NW
4.0

NNW
2.3

NW
3.0

W
3.0

S
4.0

SSW
2.3

W
4.0

W
Period (s)16101313131313141616191719181613131312161514
Swell2 (m) & direction
-
3.0

WNW

-

-

-

-
0.6

N
1.7

WNW
0.3

NNW

-

-

-

-
1.8

WNW
1.5

WNW

-
0.4

WNW
0.3

NW
2.2

WSW
2.1

WSW

-

-
Period (s)-16----131810----1417-18101314--
Wind waves (m) & direction
2.3

SSW

-

-

-

-

-
1.5

SSE
0.8

SW

-

-

-

-

-

-

-

-

-

-

-

-
1.8

SSW

-
Period (s)7-----55------------6-


List of all animated swell maps

Important: JavaScript support must be turned on in order to use these animated swell maps. Alternatively, visit our basic swell maps of Global-Atlantic where each view becomes a separate image.

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