Japan
Weather
Forecasts, warnings, climate services, storms, and severe weather.
Official Japan weather forecast, warnings, typhoon, heat, earthquake, tsunami, volcano, and disaster alert sources
Japan weather coverage is anchored to JMA. The links cover daily forecasts, warnings/advisories, risk maps, typhoon and heavy rain tools, earthquake/tsunami information, volcanic warnings, and tourist-facing disaster alert tools.
Use JMA before and during travel, especially around typhoon season, heavy rain, heat, earthquakes, tsunamis, and volcanic areas.
Japan Meteorological Agency official weather climate earthquake forecast warning source
jma.go.jp
JMA official Japan weather warnings advisories heavy rain typhoon and flood risk map
data.jma.go.jp
JMA official Japan earthquake tsunami and volcanic disaster warning source
jma.go.jp
JMA official Japan tsunami warning advisory and evacuation action source
data.jma.go.jp
JMA official Japan volcanic warnings eruption notices and ashfall forecast source
jma.go.jp
Japan Tourism Agency official Safety tips disaster weather alert tools for foreign visitors
mlit.go.jp