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Tsunami warnings have been issued for Aomori, Hokkaido, and Iwate due to observed wave heights of up to 40 cm in some areas.

Public SafetyApr 20, 2026score 0.172 posts · 0 replies across 1 instances
The thread reports on tsunami observations in multiple locations including Aomori, Hokkaido, and Iwate, with increasing wave heights and tsunami warnings issued. The updates highlight the evolving situation and potential risks to coastal areas.

Claims

Tsunami warnings have been issued for Aomori, Hokkaido, and Iwate due to observed wave heights of up to 40 cm in some areas.
Parent: Public SafetyEntity: Tsunami warningsImpact: negativeDate: Apr 20, 2026Target: Tsunami warnings

Source posts

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【速報】新たに青森・八戸港で30㎝ 北海道・浦河で20㎝の津波観測 岩手・北海道・青森に津波警報 (4/20 17:56 FNN) https://www.fnn.jp/articles/-/1032958
0 boosts · 0 favs · 0 replies · Apr 20, 2026
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【速報】北海道・浦河、青森・八戸港で40cm 仙台港で30㎝の津波観測 津波が徐々に高くなる地点も 岩手・北海道・青森に津波警報 (4/20 18:58 FNN) https://www.fnn.jp/articles/-/1033032
0 boosts · 0 favs · 0 replies · Apr 20, 2026