On October 21, at 10:21 am. The Washington’s network of all Hazard Alert Broadcast sirens will be tested using the wailing sound of a tsunami warning, not the Westminster chimes that are used during the monthly test.
On October 21, at 10:21 am. The Washington’s network of all Hazard Alert Broadcast sirens will be tested using the wailing sound of a tsunami warning, not the Westminster chimes that are used during the monthly test.