Hawaii’s Tsunami Warning Canceled
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The Inertia on MSNCanceled Tsunami Warning Had Alaskans Fleeing to High GroundA powerful offshore earthquake Wednesday triggered a tsunami warning on a stretch of Alaskan coastline - which was then soon after canceled.
A tsunami warning is issued when a tsunami has the "potential to generate widespread inundation" and is either occurring or imminent. A massive volcanic eruption has occurred on Tonga Island of Tonga.
A major earthquake with a preliminary magnitude of 7.3 initially triggered a tsunami warning for the southern Alaska Peninsula. It was later downgraded to an advisory.