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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Guam Surf Map – Wind and Wave forecasts

Guam 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 Guam region.
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Guam Wavefinder

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Best forecast wave conditions in Guam
Rating
1

0

1

1

0

0

0

0

0

0

2

2

1

0

0

0

2

0

3

3

0

0

Wave Height (m) & direction (?)
0.8

NNW
0.8

NNE
1.1

N
0.8

E
0.8

N
0.9

N
0.9

N
1.0

N
0.9

N
0.9

NNE
1.3

NNW
1.7

NNW
1.3

NNW
1.2

NNE
1.2

N
1.4

E
1.0

N
1.6

E
1.5

N
1.6

N
1.6

NE
1.5

ENE
Period(s) (?)121579888888799989881111910
Energy(?)177688124170128171193186132160161619286366210505159393543894558660
Wind
(km/h)
20
25
20
20
20
25
25
20
25
25
30
20
20
20
25
25
25
25
25
20
15
20
Wind State(?)cross-
off
cross-
on
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoncross-
off
cross-
off
offonoffcross-
off
onon
High Tide
/ height (m)
10:19AM
1.60

9:30PM
1.64
11:10AM
1.57


8:03AM
0.92
12:02PM
1.54
11:38PM
1.36

2:29PM
0.63
1:30AM
1.36

2:20PM
1.59

4:02AM
0.42
3:32PM
0.62

5:26AM
0.46
4:00PM
0.61

6:28AM
0.51
Low Tide
/ height (m)

3:49PM
0.85

4:20AM
0.26
4:51PM
0.87
1:51AM
0.37
1:17PM
0.60

6:04PM
0.86
6:03AM
0.60

7:45PM
0.79
7:40AM
0.68

9:59PM
0.16
9:04AM
0.26

10:45PM
0.07
10:03AM
0.33

11:23PM
-0.01
11:03AM
0.38
part cloudclearpart cloudcloudclearclearpart cloudclearthunderstorm thunderstorm part cloudrain showerslight rainclearthunderstorm clearclearrain showersclearclearthunderstorm thunderstorm
Summary
some cloudsclearsome cloudscloudyclearclearsome cloudsclearrisk thund- derrisk thund- dersome cloudsrain shwrslight rainclearrisk thund- derclearclearrain shwrsclearclearrisk thund- derrisk thund- der
Rain (mm)
--------21-14-3--2--134
High °C
28302021282829282829202122292828282828282828
Low °C
28292021282728282728202021292728282728282727
Chill °C (?)
28302021282829282829202122292828282828282828
Sunrise
6:05--7:05--6:33--6:33--7:07--6:33--6:35--6:05
Sunset
-5:44--5:53--5:53--5:37--5:45--5:55--5:54--
Swell1 (m) & direction
1.4

NE
1.0

N
1.1

N
0.9

N
1.1

E
0.9

N
0.9

N
1.1

E
0.9

N
1.1

E
1.3

NNW
1.7

NNW
1.3

NNW
1.2

NNE
1.2

N
1.1

NNE
1.0

N
0.7

N
1.5

N
1.6

N
1.6

NE
0.8

N
Period (s)99771088989799988881111910
Swell2 (m) & direction
1.0

NNE
0.8

NNE
0.6

ESE

-
0.8

N
0.4

NNE
0.6

NE
1.0

N
0.4

NE
0.9

NNE
0.5

ESE
0.5

E
0.2

E
0.1

NW
0.2

NNE
0.1

E
0.2

NNE
0.3

N
0.2

E
1.3

E
0.7

NNE
0.7

NNE
Period (s)14159-81210898101011810161212891112
Wind waves (m) & direction
-
1.3

ENE
1.1

ENE
0.8

E

-
1.2

E
1.2

E

-
1.1

E

-
0.9

ENE
1.2

E
1.1

ESE
0.9

E
1.5

ENE
1.4

E
1.5

E
1.6

E
1.4

E

-

-
1.5

ENE
Period (s)-959-99-10-5661099689--10


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 Guam where each view becomes a separate image.

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