WEAK51 PAAQ 232113 TSUAK1 BULLETIN PUBLIC TSUNAMI MESSAGE NUMBER 2 NWS NATIONAL TSUNAMI WARNING CENTER PALMER AK 113 PM AKDT MON JUN 23 2014 UPDATES IN THIS MESSAGE INCLUDE A REVISED MAGNITUDE. UPDATES IN THIS MESSAGE INCLUDE MODIFIED ALERT AREAS. ...THE TSUNAMI WARNING REMAINS IN EFFECT... ...A TSUNAMI ADVISORY IS NOW IN EFFECT... WARNINGS/ADVISORIES/WATCHES - UPDATED ------------------------------------- TSUNAMI WARNING IN EFFECT FOR... * THE COASTAL AREAS OF ALASKA FROM NIKOLSKI ALASKA TO ATTU ALASKA TSUNAMI ADVISORY IN EFFECT FOR... * THE COASTAL AREAS OF ALASKA FROM UNIMAK PASS ALASKA /WHICH IS LOCATED 80 MILES NE OF UNALASKA/ TO NIKOLSKI ALASKA * FOR OTHER US AND CANADIAN PACIFIC COASTS IN NORTH AMERICA - THE LEVEL OF TSUNAMI DANGER IS BEING EVALUATED. FURTHER INFORMATION WILL BE PROVIDED IN SUPPLEMENTARY MESSAGES. IMPACTS FOR TSUNAMI WARNING AREAS --------------------------------- * WIDESPREAD DANGEROUS COASTAL FLOODING ACCOMPANIED BY POWERFUL CURRENTS ARE POSSIBLE AND MAY CONTINUE FOR MANY HOURS AFTER TSUNAMI ARRIVAL. * THE FIRST WAVE MAY NOT BE THE LARGEST. IMPACTS FOR TSUNAMI ADVISORY AREAS ---------------------------------- * A TSUNAMI CAPABLE OF PRODUCING STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR THE WATER IS EXPECTED. * CURRENTS MAY BE HAZARDOUS TO SWIMMERS... BOATS... AND COASTAL STRUCTURES AND MAY CONTINUE FOR MANY HOURS AFTER THE TSUNAMI ARRIVAL. * THE FIRST WAVE MAY NOT BE THE LARGEST. RECOMMENDED ACTIONS - UPDATED ----------------------------- * IF YOU ARE IN A WARNING AREA - MOVE INLAND TO HIGHER GROUND. * IF YOU ARE IN AN ADVISORY AREA - MOVE OFF THE BEACH AND OUT OF HARBORS AND MARINAS. WIDESPREAD INUNDATION OF LAND IS NOT EXPECTED FOR ADVISORY AREAS. * BE ALERT TO INSTRUCTIONS FROM YOUR LOCAL EMERGENCY OFFICIALS. * DO NOT GO TO THE COAST TO OBSERVE THE TSUNAMI. * DO NOT RETURN TO THE COAST UNTIL LOCAL EMERGENCY OFFICIALS INDICATE IT IS SAFE TO DO SO. FORECASTS AND/OR OBSERVATIONS OF TSUNAMI ACTIVITY ------------------------------------------------- FORECAST START OF SITE OF TSUNAMI ---- ---------- * ALASKA SHEMYA 1324 AKDT JUN 23 ADAK 1334 AKDT JUN 23 UNALASKA 1443 AKDT JUN 23 SAINT PAUL 1504 AKDT JUN 23 PRELIMINARY EARTHQUAKE PARAMETERS - UPDATED ------------------------------------------- * MAGNITUDE 8.0 * ORIGIN TIME 1253 AKDT JUN 23 2014 1353 PDT JUN 23 2014 2053 UTC JUN 23 2014 * COORDINATES 51.8 NORTH 178.7 EAST * DEPTH 68 MILES * LOCATION 25 MILES NW OF AMCHITKA ALASKA 195 MILES W OF ADAK ALASKA NEXT UPDATE AND ADDITIONAL INFORMATION -------------------------------------- * THIS MESSAGE WILL BE UPDATED WITHIN 30 MINUTES. * REFER TO THE INTERNET SITE NTWC.ARH.NOAA.GOV FOR MORE INFORMATION. * PACIFIC COASTAL RESIDENTS OUTSIDE CALIFORNIA... OREGON... WASHINGTON... BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE PACIFIC TSUNAMI WARNING CENTER MESSAGES AT PTWC.WEATHER.GOV. $$