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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Ipan, Guam Detailed Wave Buoy Record

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Data Age 17 hr 16 hr 15 hr 14 hr 13 hr 12 hr 11 hr 10 hr 9 hr 8 hr 7 hr 6 hr 5 hr 4 hr 3 hr 2 hr 1 hr 0 hr
Wave height (m) & direction (?) 1.6
1.6
1.7
1.7
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1.8
1.7
1.7
1.7
1.6
1.6
1.6
1.6
1.7
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1.7
1.7
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Dominant period (s) (?) 11 10 10 10 10 10 10 11 10 11 11 10 11 10 10 10 10 -
Average period (s) (?) 6.9 6.8 7.0 6.6 6.5 6.6 6.7 6.7 6.9 6.7 6.6 6.6 6.6 6.9 6.7 6.8 6.7 -
Wave
Graph

(?)
Wind
(kph)
Water Temp. °C 28.6 28.6 28.6 28.6 28.6 28.6 28.6 28.6 28.6 28.6 28.7 28.7 28.7 28.7 28.7 28.7 28.7 -
Show advanced wave information
Swell1 (m) & direction -
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Period (s) - - - - - - - - - - - - - - - - - -
Swell2 (m) & direction -
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Period (s) - - - - - - - - - - - - - - - - - -
Wave
Graph
(?)
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Show general weather
Mean Pressure at Sea Level - - - - - - - - - - - - - - - - - -
Temp. °C - - - - - - - - - - - - - - - - - -
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24 closest surf breaks to Ipan, Guam:

1. Pickop's Point (2 km WSW) 7. Ricks Reef (15 km N) 13. Magoos (17 km NW) 19. Melekeok (Babelthuap) (1286 km WSW)
2. Talofofo/The Bay (3 km SW) 8. Right and Left Side (15 km NNW) 14. Threes (17 km SW) 20. West Passage (Babelthuap) (1300 km WSW)
3. Ylig (4 km NNW) 9. Leftovers (16 km NNW) 15. Tubeys/Point Death (17 km WSW) 21. Santa Maria Anguar (1368 km WSW)
4. Boat Basin Lefts (15 km NNW) 10. Mutungs (16 km W) 16. Mangandas (21 km WNW) 22. Lidos Left (1812 km SSW)
5. Boat Basin Rights (15 km NNW) 11. Point Perfection (16 km W) 17. Tank Beach (239 km NNE) 23. Lidos Right (1812 km SSW)
6. Graveyards (15 km WNW) 12. Umatac (16 km WSW) 18. Bird Island (241 km NNE) 24. Jailbreak (1813 km SSW)
Nearest locationNearest
Nearest locationNearest
Nearest locationNearest