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> Weather, Climate & Earthquake Information > Sea Waves (around Japan)
Wave Forecast ( 24-hour )
- Seas Around Japan
(Western North Pacific)
09JST on September 8, 2010
(valid time)
(This page is updated every day around 16JST.)
The average height of the top one-third of waves is shown by contours in the chart.
Since waves can be a lot higher than indicated, caution is required.
When a tropical cyclone is approaching Japan, a chart is specially issued 21 JST.
Please see here for the wave analysis.
Japan Meteorological Agency
