Tsunami Threat Message #5
THN Tsunami Unit New York NY
11:47 PM EDT Tue Jul 29 2025

...A TSUNAMI WARNING IS IN EFFECT...
...TSUNAMI WARNING NOW ISSUED FOR PORTIONS OF CALIFORNIA...

A Tsunami Warning is in effect for the following areas: 
* STATE OF HAWAII
* CALIFORNIA BETWEEN CAPE MENDOCINO TO THE OREGON BORDER.
* ALASKAN ALEUTIAN ISLANDS

A Tsunami Advisory is in effect for the following areas: 
* U.S. WEST COAST (EXCLUDING THE CA TSUNAMI WARNING AREA)
* ALASKA (EXCLUDING THE TSUNAMI WARNING AREA). 
* GUAM
* AMERICAN SAMOA

EARTHQUAKE INFORMATION
----------------------
The following earthquake parameters are available based on 
rapid assessments from the USGS, additional changes might be 
necessary.

* Earthquake Magnitude: 8.8 
* Time of Event: 925 AM CHST JUL 30 2025 
* Location of Event: OFF THE EAST COAST OF KAMCHATKA  RUSSIA

TSUNAMI ARRIVAL TIMES
---------------------
If a tsunami is generated, the first tsunami waves will arrive in 
the following locations at the following times.

* GUAM: 237 PM CHST ON JUL 30 2025
* AMERICAN SAMOA: 939 PM SST JUL 29 2025
* HAWAII: 0717 PM HST JUL 29 2025
* SAN FRANCISCO, CALIFORNIA: 1240 AM PDT JUL 30 2025
* LOS ANGELES, CALIFORNIA: 100 AM PDT JUL 30 2025
* LA PUSH, WASHINGTON: 1135 PM PDT JUL 29 2025
* CHARLESTON, OREGON: 1150 PM  PDTJUL 29 2025

TSUNAMI OBSERVATIONS
---------------------
* DART BUOY 21416: 3.0FT/0.90M AT 0003 UTC
KUSHIRO, JAPAN: 1.1FT/0.33M AT 0121 UTC


ADDITIONAL INFORMATION AND NEXT THREAT MESSAGE
----------------------------------------------
* If you are within the tsunami warning area, evacuate to higher 
ground immediately, this is a life-threatening situation.

* THN Tsunami Unit is updating conditions every hour, 
additional information could be released sooner if conditions 
warrant.