741  
NOUS46 KSEW 151802  
PNSSEW  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE SEATTLE WA  
1100 AM PDT MON OCT 15 2018  
 
...THE GREAT SHAKEOUT AND TSUNAMI WARNING COMMUNICATIONS TEST -  
THURSDAY OCTOBER 18...  
 
ON THURSDAY OCTOBER 18, 2018 AT 1018 AM PDT, THE NATIONAL TSUNAMI  
WARNING CENTER (NTWC) AND THE NWS WEATHER FORECAST OFFICES IN  
SEATTLE AND PORTLAND, OREGON, WILL CONDUCT A TSUNAMI WARNING  
COMMUNICATIONS TEST. THIS TEST IS IN SUPPORT OF THE GREAT  
WASHINGTON SHAKEOUT STATEWIDE EARTHQUAKE DRILL WITH STATE AND LOCAL  
EMERGENCY MANAGEMENT OFFICIALS, PART OF A GLOBAL EARTHQUAKE  
PREPAREDNESS EFFORT.  
 
MILLIONS OF PEOPLE WORLDWIDE WILL PRACTICE HOW TO DROP, COVER AND  
HOLD ON AT ABOUT 1018 AM PDT ON OCTOBER 18TH DURING THE GREAT  
SHAKEOUT. WASHINGTONIANS CAN JOIN THEM BY REGISTERING FOR THE 2018  
GREAT WASHINGTON SHAKEOUT. PARTICIPATION IS A GREAT WAY FOR YOUR  
FAMILY OR ORGANIZATION TO BE BETTER PREPARED TO SURVIVE AND RECOVER  
QUICKLY FROM BIG EARTHQUAKES. OVER ONE MILLION PEOPLE IN WASHINGTON  
ARE EXPECTED TO PARTICIPATE. PRE-REGISTER TODAY AT  
WWW.SHAKEOUT.ORG/WASHINGTON .  
 
NATIONAL WEATHER SERVICE OFFICES ACROSS THE STATE WILL DISSEMINATE A  
REQUIRED MONTHLY TEST (RMT) MESSAGE VIA THE 22 NOAA WEATHER RADIO  
STATIONS THAT SERVE THE STATE TO ACTIVATE THE EMERGENCY ALERT SYSTEM  
(EAS) AND HELP KICKOFF THE GREAT SHAKEOUT DRILL. BROADCASTERS WILL  
CARRY THE EAS MESSAGE TO HELP REACH MORE OF THE STATE'S CITIZENS,  
ALONG WITH THOSE WHO HAVE ALL-HAZARD WEATHER RADIO RECEIVERS.  
 
IN COASTAL AREAS, THE GREAT SHAKEOUT EARTHQUAKE DRILL WILL ALSO  
INCLUDE THE TSUNAMI WARNING COMMUNICATIONS TEST. THE PURPOSE OF THE  
TEST IS TO EVALUATE COMMUNICATIONS FOR USE IN THE DISSEMINATION OF  
TSUNAMI WARNINGS, WATCHES AND ADVISORIES. FOR THE FIRST TIME, ALL  
72 WASHINGTON TSUNAMI ALERT SIRENS WILL BE TESTED AT 1018 AM USING  
THE REAL SOUND OF THE SIREN, NOT THE WESTMINSTER CHIMES THAT  
TYPICALLY HAPPEN DURING THE MONTHLY TESTS.  
 
IF YOU HAVE ANY QUESTIONS OR COMMENTS, PLEASE CONTACT NWS SEATTLE  
WARNING COORDINATION METEOROLOGIST REID WOLCOTT AT 206-526-6095  
X223.  
 
#SHAKEOUT  
 

 
 
WWW.WEATHER.GOV/SEATTLE/  
 
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