ZCZC WECA40 PHEB 100326 TSUCAR TSUNAMI MESSAGE NUMBER 2 NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI 1126 PM AST TUE JAN 09 2018 ...THE TSUNAMI ADVISORY CONTINUES IN EFFECT... AUDIENCE -------- * GOVERNMENT OFFICIALS... MEDIA... AND GENERAL PUBLIC OF PUERTO RICO... THE U.S. VIRGIN ISLANDS... AND THE BRITISH VIRGIN ISLANDS. UPDATES IN THIS MESSAGE ----------------------- * THE EARTHQUAKE MAGNITUDE HAS BEEN REVISED FROM 7.8 TO 7.6 * TSUNAMI HEIGHT AND DURATION FORECASTS ARE NOW INCLUDED. EVALUATION ---------- * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.6 OCCURRED NORTH OF HONDURAS AT 1052 PM AST ON TUESDAY JANUARY 9 2018. * MODEL FORECAST INDICATES NO TSUNAMI THREAT TO PUERTO RICO AND VIRGIN ISLANDS. WE ARE STILL WAITING FOR WATER LEVEL DATA TO CONFIRM THE FORECAST. * THE EARLIEST ESTIMATED TIME THAT SOME SEA LEVEL FLUCTUATIONS AND OCEAN CURRENTS MAY BEGIN IN PUERTO RICO AND THE VIRGIN ISLANDS IS 123 AM AST ON WEDNESDAY JANUARY 10 2018 * THE GENERATION OF TSUNAMI WAVES HAS NOT YET BEEN CONFIRMED. PRELIMINARY EARTHQUAKE PARAMETERS - UPDATED ------------------------------------------- * THE FOLLOWING PARAMETERS ARE BASED ON A PRELIMINARY RAPID ASSESSMENT OF THE EARTHQUAKE AND CHANGES MAY OCCUR. * MAGNITUDE 7.6 * ORIGIN TIME 1052 PM AST JAN 09 2018 * COORDINATES 17.5 NORTH 83.6 WEST * DEPTH 20 MILES / 33 KM * LOCATION NORTH OF HONDURAS RECOMMENDED ACTIONS ------------------- * ACTIONS REQUIRED TO PROTECT HUMAN LIFE... SAFETY AND PROPERTY WILL VARY WITHIN THE TSUNAMI ADVISORY AREA. * PERSONS LOCATED IN OR NEAR THE OCEAN SHOULD MOVE OUT OF THE WATER... OFF THE BEACH AND AWAY FROM HARBORS... MARINAS... BAYS AND INLETS. * DO NOT GO TO THE SHORE TO OBSERVE THE TSUNAMI. * DO NOT RETURN TO EVACUATED AREAS UNTIL THE ALL CLEAR IS GIVEN BY LOCAL AUTHORITIES. * BE ALERT TO AND FOLLOW INSTRUCTIONS FROM LOCAL EMERGENCY MANAGEMENT OFFICIALS BECAUSE THEY MAY HAVE MORE DETAILED OR SPECIFIC INFORMATION FOR YOUR LOCATION. * BOATERS - WHERE TIME AND CONDITIONS PERMIT... MOVE YOUR BOAT OUT TO SEA TO A DEPTH OF AT LEAST 450 FEET. * BOATERS - IF AT SEA... AVOID ENTERING SHALLOW WATER... HARBORS... MARINAS... BAYS AND INLETS TO AVOID FLOATING AND SUBMERGED DEBRIS AND STRONG CURRENTS. FORECASTS OF TSUNAMI ACTIVITY - UPDATED --------------------------------------- * ESTIMATED TIMES OF ARRIVAL -ETA- OF THE INITIAL TSUNAMI WAVE ARE GIVEN BELOW. * OBSERVED ARRIVAL TIMES MAY DIFFER FROM THESE ETAS AND THE INITIAL WAVE MAY NOT BE THE LARGEST. * THE FORECAST HEIGHT IS THE MAXIMUM EXPECTED WATER LEVEL ABOVE THE TIDE AT THAT COASTAL LOCATION. * THE FORECAST DURATION IS THE APPROXIMATE EXPECTED LENGTH OF TIME AFTER INITIAL IMPACT THAT THE TSUNAMI MAY CONTINUE TO BE A HAZARD. * A TSUNAMI IS A SERIES OF WAVES AND THE DURATION OF EACH WAVE CAN BE FIVE MINUTES TO ONE HOUR. COASTAL ETA FORECAST FORECAST TERRITORY LOCATION (AST) HEIGHT DURATION ------------------------------------------------------------- PUERTO RICO MONA ISLAND 123 AM BELOW 1 FT 6 HRS ARECIBO 124 AM BELOW 1 FT 6 HRS MAYAGUEZ 124 AM BELOW 1 FT 6 HRS AGUADILLA 125 AM BELOW 1 FT 6 HRS SAN JUAN 127 AM BELOW 1 FT 6 HRS PENUELAS 132 AM BELOW 1 FT 6 HRS PONCE 135 AM BELOW 1 FT 6 HRS MAGUEYES IS 141 AM BELOW 1 FT 6 HRS YABUCOA 141 AM BELOW 1 FT 6 HRS CAJA DE MUERTOS 144 AM BELOW 1 FT 6 HRS VIEQUES IS 204 AM BELOW 1 FT 6 HRS FAJARDO 205 AM BELOW 1 FT 6 HRS CULEBRA IS 215 AM BELOW 1 FT 6 HRS USVI CHRISTIANSTED 147 AM BELOW 1 FT 6 HRS LIMETREE 148 AM BELOW 1 FT 6 HRS LAMESHUR BAY 224 AM BELOW 1 FT 6 HRS CHARLOTTE AMALIE 227 AM BELOW 1 FT 6 HRS BVI ANEGADA 151 AM BELOW 1 FT 6 HRS VIRGIN GORDA 212 AM BELOW 1 FT 6 HRS ROADTOWN 312 AM BELOW 1 FT 6 HRS OBSERVATIONS OF TSUNAMI ACTIVITY -------------------------------- * NO OBSERVATIONS OF TSUNAMI ACTIVITY ARE AVAILABLE YET. IMPACTS ------- * IMPACTS WILL VARY AT DIFFERENT LOCATIONS WITHIN PUERTO RICO AND THE VIRGIN ISLANDS. * SEA LEVEL FLUCTUATIONS THAT ARE GENERALLY LESS THAN 3 FEET ABOVE AND BELOW THE TIDE LEVEL. * WAVES AND CURRENTS THAT CAN DROWN OR INJURE PEOPLE IN THE WATER. * WAVES AND CURRENTS ON BEACHES AND IN HARBORS... MARINAS... BAYS... AND INLETS THAT MAY BE ESPECIALLY DANGEROUS. * THE HAZARD IS FORECAST TO BEGIN AROUND 123 AM AST ON WEDNESDAY JANUARY 10 2018 AND IT CAN PERSIST FOR MANY HOURS OR LONGER. NEXT UPDATE AND ADDITIONAL INFORMATION -------------------------------------- * THE NEXT MESSAGE WILL BE ISSUED IN THIRTY MINUTES... OR SOONER IF THE SITUATION WARRANTS. * FURTHER INFORMATION ABOUT THIS EVENT AND ANY TSUNAMI THREAT TO PUERTO RICO AND THE VIRGIN ISLANDS MAY BE FOUND ON THE INTERNET AT WWW.TSUNAMI.GOV. * INFORMATION REGARDING ANY TSUNAMI THREAT TO US GULF OR ATLANTIC COASTS WILL BE ISSUED BY THE US NATIONAL TSUNAMI WARNING CENTER AND CAN BE FOUND ON THE INTERNET AT WWW.TSUNAMI.GOV. * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE CAN BE OBTAINED FROM THE CORRESPONDING REGIONAL SEISMIC NETWORK OR THE U.S. GEOLOGICAL SURVEY ON THE INTERNET AT EARTHQUAKE.USGS.GOV/EARTHQUAKES -ALL LOWERCASE LETTERS-. $$ NNNN