Tsunami Watch for Hawaii Island for July 28th, 2021
The Pacific Tsunami Warning Center (PTWC) has issued a Tsunami Watch for the Island of Hawaii following a large earthquake offshore of Perryville, Alaska.

Published by: HIRSC - Weather Team
info@hiradioscannercommunity.com
TO - EMERGENCY MANAGEMENT IN THE STATE OF HAWAII
SUBJECT - TSUNAMI WATCH
A TSUNAMI WATCH IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT
0825 PM HST.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME - 0816 PM HST 28 JUL 2021
COORDINATES - 55.5 NORTH 157.9 WEST
LOCATION - ALASKA PENINSULA
MAGNITUDE - 8.1 MOMENT
EVALUATION
BASED ON ALL AVAILABLE DATA A TSUNAMI MAY HAVE BEEN GENERATED BY
THIS EARTHQUAKE THAT COULD BE DESTRUCTIVE ON COASTAL AREAS EVEN
FAR FROM THE EPICENTER. AN INVESTIGATION IS UNDERWAY TO DETERMINE
IF THERE IS A TSUNAMI THREAT TO HAWAII.
IF TSUNAMI WAVES IMPACT HAWAII THE ESTIMATED EARLIEST ARRIVAL OF
THE FIRST TSUNAMI WAVE IS
1253 AM HST THU 29 JUL 2021
FURTHER MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS
WARRANT UNTIL THE THREAT TO HAWAII HAS PASSED.