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

All Wave Buoys | 6 hr Intervals | Hourly

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Atwater Park Buoy 6 Day Wave Buoy Record

Thu
 04
3PM
Thu
 04
9PM
Fri
 05
3AM
Fri
 05
9AM
Fri
 05
3PM
Fri
 05
9PM
Sat
 06
3AM
Sat
 06
9AM
Sat
 06
3PM
Sat
 06
9PM
Sun
 07
3AM
Sun
 07
9AM
Sun
 07
3PM
Sun
 07
9PM
Mon
 08
3AM
Mon
 08
9AM
Mon
 08
3PM
Mon
 08
9PM
Data Age 102 hr 96 hr 90 hr 84 hr 78 hr 72 hr 66 hr 60 hr 54 hr 48 hr 42 hr 36 hr 30 hr 24 hr 18 hr 12 hr 6 hr 0 hr
Wave height (m) & direction (?) -
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Dominant period (s) (?) - - - - - - - - - - - - - - - - - -
Average period (s) (?) - - - - - - - - - - - - - - - - - -
Wave
Graph

(?)
Wind
(kph)
Water Temp. °C - - - - - - - - - - - - - - - - - -
Show advanced wave information
Swell1 (m) & direction -
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Period (s) - - - - - - - - - - - - - - - - - -
Swell2 (m) & direction -
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Period (s) - - - - - - - - - - - - - - - - - -
Wave
Graph
(?)
  Thu
 04
3PM
Thu
 04
9PM
Fri
 05
3AM
Fri
 05
9AM
Fri
 05
3PM
Fri
 05
9PM
Sat
 06
3AM
Sat
 06
9AM
Sat
 06
3PM
Sat
 06
9PM
Sun
 07
3AM
Sun
 07
9AM
Sun
 07
3PM
Sun
 07
9PM
Mon
 08
3AM
Mon
 08
9AM
Mon
 08
3PM
Mon
 08
9PM
Show general weather
Mean Pressure at Sea Level - - - - - - - - - - - - - - - - - -
Temp. °C - - - - - - - - - - - - - - - - - -
  Thu
 04
3PM
Thu
 04
9PM
Fri
 05
3AM
Fri
 05
9AM
Fri
 05
3PM
Fri
 05
9PM
Sat
 06
3AM
Sat
 06
9AM
Sat
 06
3PM
Sat
 06
9PM
Sun
 07
3AM
Sun
 07
9AM
Sun
 07
3PM
Sun
 07
9PM
Mon
 08
3AM
Mon
 08
9AM
Mon
 08
3PM
Mon
 08
9PM

24 closest surf breaks to Atwater Park Buoy:

1. Whitefish Bay (24 km N) 7. Holland (140 km ESE) 13. Mackinac Island (406 km NE) 19. Pelee Point (457 km ESE)
2. Racine (28 km S) 8. South Haven (148 km ESE) 14. Port Austin (408 km ENE) 20. Erie Beach (474 km E)
3. Zion (53 km S) 9. Chicago Breaks (150 km S) 15. Au Sable Point (420 km NNE) 21. Keweenaw Peninsula (485 km N)
4. North Point 3 (75 km N) 10. Whiting Gun Club (160 km S) 16. Grand Marias (420 km NNE) 22. Apostle Islands (487 km NNW)
5. Sheboygan (77 km N) 11. Ogden Dune (172 km SSE) 17. Ontonagon (436 km NNW) 23. Point Aux Pins (499 km E)
6. Grand Haven (135 km E) 12. Bay City (328 km ENE) 18. Union Bay (437 km NNW) 24. Manitoulin Island (514 km NE)
Nearest locationNearest
Nearest locationNearest
Nearest locationNearest