[EDIS] a tsunami advisory is in effect which includes the coastal areas of california and oregon from the california-mexico border to the oregon-washington border

edis at svwux.org edis at svwux.org
Tue Sep 29 19:32:45 PDT 2009


A TSUNAMI ADVISORY IS IN EFFECT WHICH INCLUDES THE COASTAL AREAS OF
CALIFORNIA AND OREGON FROM THE CALIFORNIA-MEXICO BORDER TO THE
OREGON-WASHINGTON BORDER

...THIS MESSAGE IS INFORMATION ONLY FOR COASTAL AREAS OF
WASHINGTON - BRITISH COLUMBIA AND ALASKA FROM THE
OREGON-WASHINGTON BORDER TO ATTU ALASKA...
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
------------------------  -----  ------  -------     -----------
APIA  WEST SAMOA          13.8S  171.8W  1829UTC     0.70M/2.3FT
PAGO PAGO  AMER. SAMOA    14.3S  170.7W  1825UTC     1.57M/5.1FT
RAROTONGA  COOK IS. (NZ   21.2S  159.8E  1950UTC     0.54M/1.8FT
PAPEETE  FR. POLYNESIA    17.5S  149.6W  2137UTC     0.14M/0.5FT
PORT VILA  VANUATU        17.8S  168.3E  2239UTC     0.18M/0.6FT
NAWILIWILI KAUAI  HI      22.0N  159.4W  0015UTC     0.20M/0.7FT
KAWAIHAE  HI              20.0N  155.8W  0009UTC     0.14M/0.7FT
HONOLULU OAHU  HI         21.3N  157.9W  0031UTC     0.16M/0.5FT
KAHULUI MAUI  HI          20.9N  156.5W  0113UTC     0.36M/1.2FT
THE PEAK TSUNAMI AMPLITUDES HAVE PASSED IN HAWAII.  THE MAXIMUM
AMPLITUDE WAS RECORDED AT THE TIDE GAGE IN KAHULUI. OBSERVATIONS
IN HAWAII SUPPORT FORECASTS OF 10 TO 60CM ALONG THE CALIFORNIA
AND OREGON COASTS. TSUNAMIS OF 50CM AMPLITUDE CAN GENERATE STRONG
CURRENTS DANGEROUS TO THOSE VERY NEAR OR IN THE OCEAN.  THE
TSUNAMI IS EXPECTED TO BUILD AND REACH ITS MAXIMUM APPROXIMATELY
ONE AND A HALF HOURS AFTER THE INITIAL ARRIVAL.  TSUNAMI
ARRIVAL TIMES AND OTHER AMPLITUDE FORECASTS ARE LISTED IN
THE WEB SITE BELOW.
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 - 8.0
TIME      - 0948 AKDT SEP 29 2009
1048  PDT SEP 29 2009
1748  UTC SEP 29 2009
LOCATION  - 15.6 SOUTH 172.0 WEST
- SAMOA ISLANDS REGION
DEPTH     - 21 MILES/33 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 LISTED ABOVE.
THIS MESSAGE WILL BE UPDATED IN 120 MINUTES OR SOONER IF
THE SITUATION WARRANTS. THE TSUNAMI MESSAGE WILL REMAIN IN EFFECT
UNTIL FURTHER NOTICE. REFER TO THE INTERNET SITE
WCATWC.ARH.NOAA.GOV FOR MORE INFORMATION.
...A TSUNAMI ADVISORY IS IN EFFECT WHICH INCLUDES THE
COASTAL AREAS OF CALIFORNIA AND OREGON FROM THE
CALIFORNIA-MEXICO BORDER TO THE OREGON-WASHINGTON BORDER...
SANTA BARBARA-CA 2111 PDT SEP 29 SAN FRANCISCO-CA 2131 PDT SEP 29
LA JOLLA-CA 2116 PDT SEP 29 CHARLESTON-OR 2132 PDT SEP 29
CRESCENT CITY-CA 2120 PDT SEP 29 SEASIDE-OR 2205 PDT SEP 29
FOR ARRIVAL TIMES AT ADDITIONAL LOCATIONS SEE
WCATWC.ARH.NOAA.GOV

RECOMMENDED ACTIONS
A TSUNAMI HAS BEEN GENERATED WHICH COULD IMPACT THE
ADVISORY REGION 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.
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.
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. ESTIMATED TIMES OF INITIAL WAVE ARRIVAL FOR SELECTED
SITES IN THE ADVISORY ARE PROVIDED BELOW.

Area: .CON.PAAQ.TS.Y.0008.000000T0000Z-000000T0000Z/COASTAL AREAS
BETWEEN AND INCLUDING THE CALIFORNIA-MEXICOBORDER TO THE
OREGON-WASHINGTON BORDER

Category: Geo
Event: NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
Expires: 2009-09-29T23:30:54-07:00
Urgency: Future
Severity: Severe
Certainty: Possible
See http://edis.oes.ca.gov/246307.xml
Sent: 2009-09-29T19:30:54-07:00
Status: Actual
Message Type: Alert
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