WEPA41 PAAQ 280501 TSUWCA BULLETIN TSUNAMI MESSAGE NUMBER 23 NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK 901 PM PST SAT FEB 27 2010 ...A TSUNAMI ADVISORY IS IN EFFECT WHICH INCLUDES THE COASTAL AREAS OF ALASKA FROM SAND POINT ALASKA TO ATTU ALASKA... ...THIS MESSAGE IS INFORMATION ONLY FOR COASTAL AREAS OF CALIFORNIA - OREGON - WASHINGTON - BRITISH COLUMBIA AND ALASKA FROM THE CALIFORNIA-MEXICO BORDER TO KODIAK ALASKA... ...THE TSUNAMI ADVISORY IS CANCELED FOR THE COASTAL AREAS OF ALASKA FROM KODIAK ALASKA TO SAND POINT ALASKA... RECOMMENDED ACTIONS A TSUNAMI HAS BEEN GENERATED WHICH COULD 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 AREAS SHOULD MOVE OUT OF THE WATER... OFF THE BEACH AND OUT OF HARBORS AND MARINAS. THIS MESSAGE IS BASED ON EARTHQUAKE DATA... OBSERVED TSUNAMI AMPLITUDES... HISTORICAL INFORMATION AND FORECAST MODELS. A TSUNAMI HAS BEEN OBSERVED AT THE FOLLOWING SITES LOCATION LAT LON TIME AMPL ------------------------ ----- ------ ------- ----------- SAND POINT AK 55.3N 160.5W 0257UTC 0.33M/1.1FT ADAK AK 51.9N 176.6W 0219UTC 0.25M/0.8FT ATKA AK 52.1N 174.4W 0232UTC 0.31M/1.0FT DUTCH HARBOR AK 53.9N 166.5W 0311UTC 0.20M/0.7FT KING COVE AK 55.1N 162.3W 0230UTC 0.60M/2.0FT KODIAK AK 57.7N 152.5W 0246UTC 0.40M/1.3FT SEWARD AK 60.1N 149.4W 0140UTC 0.33M/1.1FT ELFIN COVE AK 58.2N 136.3W 0030UTC 0.08M/0.3FT PORT ANGELES WA 48.1N 123.4W 2354UTC 0.15M/0.5FT SANTA BARBARA CA 34.4N 119.7W 0116UTC 0.89M/2.9FT THE TSUNAMI ADVISORY CONTINUES FOR ALASKAN PACIFIC COASTS INCLUDING SAND POINT AND AREAS WEST TO ATTU. 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 - 8.8 TIME - 2134 AKST FEB 26 2010 2234 PST FEB 26 2010 0634 UTC FEB 27 2010 LOCATION - 36.1 SOUTH 72.6 WEST - NEAR COAST OF CENTRAL CHILE DEPTH - 34 MILES/55 KM THE PACIFIC TSUNAMI WARNING CENTER IN EWA BEACH HAWAII WILL ISSUE MESSAGES FOR HAWAII AND OTHER AREAS OF THE PACIFIC OUTSIDE THE STATES AND PROVINCES PREVIOUSLY LISTED. TSUNAMI ADVISORIES MEAN THAT A TSUNAMI CAPABLE OF PRODUCING STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR THE WATER IS IMMINENT OR 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. THIS MESSAGE WILL BE UPDATED IN 60 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. PKZ132-136>138-150-AKZ171-280631- /O.CAN.PAAQ.TS.Y.0005.000000T0000Z-000000T0000Z/ COASTAL AREAS BETWEEN AND INCLUDING KODIAK ALASKA TO SAND POINT ALASKA 901 PM PST SAT FEB 27 2010 ...THE TSUNAMI ADVISORY IS CANCELED FOR THE COASTAL AREAS OF ALASKA FROM KODIAK ALASKA TO SAND POINT ALASKA... $$ PKZ155-170-171-172-175-176-AKZ181-185-187-191-280631- /O.CON.PAAQ.TS.Y.0005.000000T0000Z-000000T0000Z/ COASTAL AREAS BETWEEN AND INCLUDING SAND POINT ALASKA TO ATTU ALASKA 901 PM PST SAT FEB 27 2010 ...A TSUNAMI ADVISORY IS IN EFFECT WHICH INCLUDES THE COASTAL AREAS OF ALASKA FROM SAND POINT ALASKA TO ATTU ALASKA... PERSONS IN TSUNAMI ADVISORY AREAS SHOULD MOVE OUT OF THE WATER... OFF THE BEACH AND OUT OF HARBORS AND MARINAS. TSUNAMI ADVISORIES MEAN THAT A TSUNAMI CAPABLE OF PRODUCING STRONG CURRENTS OR WAVES DANGEROUS TO PERSONS IN OR VERY NEAR WATER IS IMMINENT OF EXPECTED. SIGNIFICANT WIDESPREAD INUNDATION IS NOT EXPECTED FOR AREAS IN AN ADVISORY. TSUNAMIS ARE A SERIES OF WAVES POTENTIALLY DANGEROUS SEVERAL HOURS AFTER INITIAL ARRIVAL TIME. $$