WEPA41 PAAQ 110826 TSUWCA BULLETIN TSUNAMI MESSAGE NUMBER 3 NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK 1226 AM PST FRI MAR 11 2011 THE MAGNITUDE IS UPDATED AND WATER LEVEL OBSERVATIONS HAVE BEEN ADDED. ...THE TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE COASTAL AREAS OF ALASKA FROM CHIGNIK BAY ALASKA TO ATTU ALASKA... ...THE TSUNAMI WATCH CONTINUES IN EFFECT FOR THE COASTAL AREAS OF CALIFORNIA - OREGON - WASHINGTON - BRITISH COLUMBIA AND ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO CHIGNIK BAY ALASKA... RECOMMENDED ACTIONS A TSUNAMI HAS BEEN GENERATED WHICH IS EXPECTED TO IMPACT THE ADVISORY REGIONS LISTED IN THE HEADLINE. PERSONS IN LOW-LYING COASTAL AREAS SHOULD BE ALERT TO INSTRUCTIONS FROM THEIR LOCAL EMERGENCY OFFICIALS. EVACUATIONS ARE ONLY ORDERED BY EMERGENCY RESPONSE AGENCIES. - PERSONS IN TSUNAMI ADVISORY COASTAL AREAS SHOULD MOVE OUT OF THE WATER... OFF THE BEACH AND OUT OF HARBORS AND MARINAS. - PERSONS IN TSUNAMI WATCH COASTAL AREAS SHOULD STAY ALERT FOR SUPPLEMENTAL INFORMATION. MEASUREMENTS OR REPORTS OF TSUNAMI ACTIVITY LOCATION LAT LON TIME AMPL ------------------------ ----- ------ ------- ----------- TOSASHIMIZU JAPAN 32.8N 132.9E 0747UTC 00.9FT/00.27M TOKAI JAPAN 33.8N 137.6E 0645UTC 00.8FT/00.25M OFUNATO JAPAN 39.0N 141.8E 0605UTC 10.8FT/03.29M HANASAKI JAPAN 43.3N 145.6E 0643UTC 09.3FT/02.82M BOSO JAPAN 34.8N 140.8E 0609UTC 02.6FT/00.78M TIME - TIME OF MEASUREMENT AMPL - TSUNAMI AMPLITUDES ARE MEASURED RELATIVE TO NORMAL SEA LEVEL. IT IS ...NOT... CREST-TO-TROUGH WAVE HEIGHT. VALUES ARE GIVEN IN BOTH METERS(M) AND FEET(FT). PRELIMINARY EARTHQUAKE PARAMETERS MAGNITUDE - 8.9 TIME - 2046 AKST MAR 10 2011 2146 PST MAR 10 2011 0546 UTC MAR 11 2011 LOCATION - 38.3 NORTH 142.4 EAST - NEAR EAST COAST OF HONSHU JAPAN DEPTH - 12 MILES/20 KM TSUNAMI ADVISORIES MEAN THAT A TSUNAMI CAPABLE OF PRODUCING STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR THE WATER IS EXPECTED. SIGNIFICANT WIDESPREAD INUNDATION IS NOT EXPECTED FOR AREAS UNDER AN ADVISORY. CURRENTS MAY BE HAZARDOUS TO SWIMMERS... BOATS... AND COASTAL STRUCTURES AND MAY CONTINUE FOR SEVERAL HOURS AFTER THE INITIAL WAVE ARRIVAL. TSUNAMI WATCHES ARE AN ADVANCE NOTICE TO AREAS THAT COULD BE IMPACTED BY A TSUNAMI AT A LATER TIME. WATCH AREAS MAY BE UPGRADED TO WARNING OR ADVISORY STATUS - OR CANCELED - BASED ON NEW INFORMATION OR ANALYSIS. PERSONS IN A WATCH AREA SHOULD CLOSELY FOLLOW SUBSEQUENT TSUNAMI MESSAGES. PACIFIC COASTAL REGIONS OUTSIDE CALIFORNIA/ OREGON/ WASHINGTON/ BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE PACIFIC TSUNAMI WARNING CENTER MESSAGES FOR INFORMATION ON THIS EVENT AT WWW.WEATHER.GOV/PTWC. THIS MESSAGE WILL BE UPDATED IN 30 MINUTES OR SOONER IF THE SITUATION WARRANTS. THE TSUNAMI MESSAGE WILL REMAIN IN EFFECT UNTIL FURTHER NOTICE. REFER TO THE INTERNET SITE NTWC.ARH.NOAA.GOV FOR MORE INFORMATION. AKZ181-185-187-191-110926- /O.CON.PAAQ.TS.Y.0006.000000T0000Z-000000T0000Z/ COASTAL AREAS BETWEEN AND INCLUDING CHIGNIK BAY ALASKA TO ATTU ALASKA 1226 AM PST FRI MAR 11 2011 ...THE TSUNAMI ADVISORY CONTINUES IN EFFECT FOR THE COASTAL AREAS OF ALASKA FROM CHIGNIK BAY ALASKA TO ATTU ALASKA... PERSONS IN TSUNAMI ADVISORY COASTAL AREAS SHOULD MOVE OUT OF THE WATER... OFF THE BEACH AND OUT OF HARBORS AND MARINAS. TSUNAMI ADVISORIES MEAN THAT A TSUNAMI CAPABLE OF PRODUCING STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR WATER IS IMMINENT OR EXPECTED. SIGNIFICANT WIDESPREAD INUNDATION IS NOT EXPECTED FOR AREAS IN AN ADVISORY. TSUNAMIS ARE A SERIES OF WAVES POTENTIALLY DANGEROUS SEVERAL HOURS AFTER INITIAL ARRIVAL TIME. ESTIMATED TIMES OF INITIAL WAVE ARRIVAL FOR SELECTED SITES IN THE ADVISORY ARE PROVIDED BELOW. SHEMYA-AK 0013 AKST MAR 11 SAND PT.-AK 0257 AKST MAR 11 ADAK-AK 0110 AKST MAR 11 COLD BAY-AK 0329 AKST MAR 11 DUTCH HARBOR-AK 0220 AKST MAR 11 FOR ARRIVAL TIMES AT ADDITIONAL LOCATIONS SEE NTWC.ARH.NOAA.GOV $$ PZZ530-CAZ042-043-040-041-087-039-034-035-529-530-006-505>509- 002-001-ORZ021-022-002-001-WAZ001-021-510-514>517-BCZ130-230- 250-260-280-160-142-141-150-121-122-220-210-922-912-921-911- 110-AKZ026>029-023-024-019>022-025-017-131-135-125-121-171- 110926- /O.CON.PAAQ.TS.A.0006.000000T0000Z-000000T0000Z/ COASTAL AREAS BETWEEN AND INCLUDING THE CALIFORNIA-MEXICO BORDER TO CHIGNIK BAY ALASKA 1226 AM PST FRI MAR 11 2011 ...THE TSUNAMI WATCH CONTINUES IN EFFECT FOR THE COASTAL AREAS OF CALIFORNIA - OREGON - WASHINGTON - BRITISH COLUMBIA AND ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO CHIGNIK BAY ALASKA... PERSONS IN TSUNAMI WATCH COASTAL AREAS SHOULD STAY ALERT FOR SUPPLEMENTAL INFORMATION. TSUNAMI WATCHES ARE AN ADVANCE NOTICE TO AREAS THAT COULD BE IMPACTED BY A TSUNAMI AT A LATER TIME. TSUNAMIS ARE A SERIES OF WAVES POTENTIALLY DANGEROUS SEVERAL HOURS AFTER INITIAL ARRIVAL TIME. ESTIMATED TIMES OF INITIAL WAVE ARRIVAL FOR SELECTED SITES IN THE WATCH ARE PROVIDED BELOW. KODIAK-AK 0351 AKST MAR 11 TOFINO-BC 0658 PST MAR 11 SEWARD-AK 0416 AKST MAR 11 NEAH BAY-WA 0710 PST MAR 11 ELFIN COVE-AK 0418 AKST MAR 11 CHARLESTON-OR 0715 PST MAR 11 YAKUTAT-AK 0425 AKST MAR 11 CRESCENT CITY-CA 0723 PST MAR 11 SITKA-AK 0425 AKST MAR 11 SEASIDE-OR 0724 PST MAR 11 VALDEZ-AK 0435 AKST MAR 11 WESTPORT-WA 0725 PST MAR 11 LANGARA-BC 0535 PST MAR 11 SAN FRANCISCO-CA 0808 PST MAR 11 CORDOVA-AK 0445 AKST MAR 11 SANTA BARBARA-CA 0817 PST MAR 11 HOMER-AK 0508 AKST MAR 11 SAN PEDRO-CA 0832 PST MAR 11 CRAIG-AK 0526 AKST MAR 11 LA JOLLA-CA 0841 PST MAR 11 FOR ARRIVAL TIMES AT ADDITIONAL LOCATIONS SEE NTWC.ARH.NOAA.GOV $$