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

Print

M2 Lambay Buoy 6 Day Wave Buoy Record

Thu
 04
4PM
Thu
 04
10PM
Fri
 05
4AM
Fri
 05
10AM
Fri
 05
4PM
Fri
 05
10PM
Sat
 06
4AM
Sat
 06
10AM
Sat
 06
4PM
Sat
 06
10PM
Sun
 07
4AM
Sun
 07
10AM
Sun
 07
4PM
Sun
 07
10PM
Mon
 08
4AM
Mon
 08
10AM
Mon
 08
4PM
Mon
 08
10PM
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 (?) 1.055
0.938
0.938
1.758
4.453
2.695
1.523
1.992
1.641
1.875
0.938
1.406
1.406
1.289
1.992
2.344
1.406
-
Dominant period (s) (?) - - - - - - - - - - - - - - - - - -
Average period (s) (?) 3.867 3.750 4.570 3.984 7.148 5.742 5.742 5.508 5.273 4.922 5.156 4.102 3.984 3.867 5.391 5.039 5.391 -
Wave
Graph

(?)
Wind
(kph)
15
15
15
30
40
25
15
20
25
20
10
20
30
20
25
20
15
Water Temp. °C 12.794 12.957 12.786 12.947 12.878 12.969 12.935 12.867 12.836 12.832 12.876 12.814 12.801 12.799 12.828 12.810 12.735 -
Show advanced wave information
Swell1 (m) & direction -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Period (s) - - - - - - - - - - - - - - - - - -
Swell2 (m) & direction -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Period (s) - - - - - - - - - - - - - - - - - -
Wave
Graph
(?)
  Thu
 04
4PM
Thu
 04
10PM
Fri
 05
4AM
Fri
 05
10AM
Fri
 05
4PM
Fri
 05
10PM
Sat
 06
4AM
Sat
 06
10AM
Sat
 06
4PM
Sat
 06
10PM
Sun
 07
4AM
Sun
 07
10AM
Sun
 07
4PM
Sun
 07
10PM
Mon
 08
4AM
Mon
 08
10AM
Mon
 08
4PM
Mon
 08
10PM
Show general weather
Mean Pressure at Sea Level 997.107 999.011 999.524 994.141 982.349 980.371 981.567 986.890 991.809 996.985 996.802 991.821 992.419 998.438 995.544 1000.525 1001.172 -
Temp. °C - - - - - - - - - - - - - - - - - -
  Thu
 04
4PM
Thu
 04
10PM
Fri
 05
4AM
Fri
 05
10AM
Fri
 05
4PM
Fri
 05
10PM
Sat
 06
4AM
Sat
 06
10AM
Sat
 06
4PM
Sat
 06
10PM
Sun
 07
4AM
Sun
 07
10AM
Sun
 07
4PM
Sun
 07
10PM
Mon
 08
4AM
Mon
 08
10AM
Mon
 08
4PM
Mon
 08
10PM

24 closest surf breaks to M2 Lambay Buoy:

1. Tower Bay (45 km W) 7. Porth Nobla (65 km ESE) 13. Jacks Hole (74 km SW) 19. Porth Colmon (82 km SE)
2. Donabate (46 km W) 8. Rhosneigr (65 km ESE) 14. Llanddwyn Island (76 km ESE) 20. Porth Dinllaen (82 km SE)
3. Killiney Bay (51 km WSW) 9. Cable Bay (Porth Trecastell) (67 km ESE) 15. Traeth Lligwy (78 km E) 21. Porth Towyn (82 km SE)
4. Trearddur Bay (Holy Island) (57 km ESE) 10. Clogherhead Beach (70 km NW) 16. Port St Mary Point (81 km NE) 22. Dinas Dinlle (83 km ESE)
5. Church Bay (58 km E) 11. Aberffraw (71 km ESE) 17. Benllech Bay (82 km ESE) 23. Castletown (84 km NE)
6. Silver Bay (Holy Island) (58 km ESE) 12. Maghermore (72 km SW) 18. Gansey (82 km NNE) 24. Porth Nefyn (84 km SE)
Nearest locationNearest
Nearest locationNearest
Nearest locationNearest