Japan
Plain guides to official alerts: what the levels mean, who issues them, and where to find the original. Official warnings and local authorities always come first.
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Weather · Japan
Japan’s weather warning levels explained: 注意報, 警報, 特別警報
JMA’s advisories, warnings and emergency warnings, the new Level 4 Urgent Warning from May 2026, and how they line up with Japan’s 5-level alert system.