637  
WTZS81 NSTU 211514  
HLSZS1  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
TROPICAL CYCLONE 18P (TD 10F) - LOCAL STATEMENT  
NATIONAL WEATHER SERVICE PAGO PAGO AS  
414 AM SST FRI FEB 21 2020  
   
..TROPICAL CYCLONE 10F (18P) MOVING CLOSER TO THE SAMOAN ISLANDS
 
 
   
..NEW INFORMATION
 
 
WATCHES/WARNINGS, STORM INFORMATION, AND PRECAUTIONARY/PREPAREDNESS  
SECTIONS HAVE BEEN UPDATED.  
   
..AREAS AFFECTED
 
 
THIS LOCAL STATEMENT PROVIDES INFORMATION AND RECOMMENDED ACTIONS  
FOR PEOPLE IN THE MAIN ISLANDS OF AMERICAN SAMOA.  
   
..WATCHES/WARNINGS
 
 
A TROPICAL STORM WARNING IS NOW IN EFFECT FOR TUTUILA, AUNU'U AND  
MANU'A ISLANDS.  
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE  
EXPECTED WITHIN 36 HOURS.  
   
..STORM INFORMATION
 
 
AT 3 AM SST, THE CENTER OF TROPICAL CYCLONE 10F (18P), WAS  
LOCATED NEAR LATITUDE 13 SOUTH, LONGITUDE 175 WEST, AROUND 300  
MILES WEST-NORTHWEST OF TUTUILA. THE CYCLONE WAS MOVING TOWARD THE  
SOUTHEAST AT AROUND 8 MPH. THIS SOUTHEASTWARD MOTION IS EXPECTED TO  
CONTINUE THROUGH TONIGHT, WITH A TURN TOWARD THE SOUTH EXPECTED  
ON SATURDAY. ON THIS TRACK, THE TROPICAL CYCLONE WILL MOVE VERY  
NEAR OR OVER THE SAMOAN ISLANDS LATE TONIGHT INTO SATURDAY. SLIGHT  
INTENSIFICATION IS FORECAST AS THE SYSTEM APPROACHES THE  
TERRITORY. THE ESTIMATED MINIMUM CENTRAL PRESSURE WAS 1005 MB, OR  
29.69 INCHES OF MERCURY.  
   
PRECAUTIONARY/PREPAREDNESS ACTIONS
 
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
HEAVY RAINFALL AND RUNOFF MAY CAUSE SMALL STREAMS TO OVERFLOW,  
RESULTING IN FLOODING OF LOW LYING AREAS AND ROADWAYS. PLEASE  
TAKE EXTRA CAUTION WHEN DRIVING THROUGH FLOODED ROADS.  
 
MUD AND LANDSLIDES ARE ALSO POSSIBLE ALONG STEEP SLOPES AND  
MOUNTAINOUS AREAS AS GROUNDS BECOME SATURATED.  
 
THE PUBLIC IS ADVISED TO TAKE NECESSARY PRECAUTIONS WHEN DRIVING  
DUE TO HAZARDOUS DRIVING CONDITIONS AND FLOODED ROADWAYS.  
 
THE AMERICAN SAMOA EMERGENCY MANAGEMENT OFFICIAL IS ADVISING  
RESIDENTS TO REMAIN ON ALERT AND SECURE LOOSE ITEMS AS NECESSARY.  
BE READY TO COMPLY WITH ANY ORDERS THAT ARE ISSUED BY LOCAL  
EMERGENCY MANAGEMENT OFFICIALS.  
 
ALL PERSONS IN THE WARNING AREA SHOULD TAKE THIS TIME TO REVIEW  
AND PREPARE TO IMPLEMENT THEIR EMERGENCY PLANS SHOULD A WARNING  
BE ISSUED.  
 
PLEASE CHECK THE LATEST PUBLIC AND MARINE FORECAST FOR DETAILED  
INFORMATION ABOUT ADDITIONAL HAZARDS.  
 
FOR ADDITIONAL PREPAREDNESS INFORMATION PLEASE CONTACT THE EOC AT  
699-3800.  
   
NEXT UPDATE
 
 
THE NEXT LOCAL STATEMENT WILL BE ISSUED BY THE NATIONAL WEATHER  
SERVICE OFFICE 9 AM SST FRIDAY.  
 
ASZ001>003-220315-  
TUTUILA-AUNUU-MANUA-SWAINS-  
414 AM SST FRI FEB 21 2020  
   
..TROPICAL CYCLONE 10F (18P) APPROACHING THE SAMOAN ISLANDS
 
 
   
..WINDS
 
 
WINDS OF UP TO 25 MPH WILL PREVAIL THROUGH THIS AFTERNOON. THESE  
WINDS WILL INCREASE TONIGHT AS THE TROPICAL CYCLONE APPROACHES  
THE TERRITORY, BRINGING DAMAGING NORTHWEST TO NORTH WINDS OF 40 TO  
60 MPH, ALONG WITH HIGHER GUSTS AFTER MIDNIGHT. THE STRONG  
DAMAGING WINDS WILL CONTINUE SATURDAY MORNING BEFORE GRADUALLY  
DIMINISHING IN THE AFTERNOON AS THE TROPICAL LOW SHIFTS SOUTH OF  
THE ISLANDS.  
   
..STORM SURGE AND STORM TIDES
 
 
EXPECT COASTAL INUNDATION DUE TO A COMBINATION OF STORM SURGE AND  
LARGE BREAKING WAVES FOR MAINLY WEST THROUGH NORTH FACING SHORES,  
ESPECIALLY DURING HIGH TIDES. A HIGH SURF WARNING REMAINS IN EFFECT  
FOR TUTUILA, AUNU'U, MANU'A AND SWAINS ISLAND THROUGH SATURDAY. PLEASE  
SEE THE COASTAL HAZARD MESSAGE FOR ADDITIONAL DETAILS.  
   
..INLAND FLOODING
 
 
FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY. PLEASE SEE  
THE FLASH FLOOD WATCH BULLETIN FOR ADDITIONAL DETAILS.  
 

 
 
LAPATAIGA MO MATAGI MALOLOSI  
OFISA O LE TAU PAGO PAGO AS  
242 VAVEAO ASO FARAILE FEPUARI 21 2020  
 
...O LOO AGA'I MAI TAAVILIGA O SAVILI 10F (98P) E LATA I LE  
ATUSAMOA...  
 
   
..FAAMATALAGA FOU
 
 
UA IAI TALA FOU MO TAAVILIGA O SAVILI 10F (98P).  
 
   
..NOFOAGA UA AAFIA
 
 
O NEI FA'ASALALAUGA E AAFIA AI TUTUILA, AUNU'U MA MANU'A.  
   
..NOFO VAAVAAIA/LAPATAIGA
 
 
UA IAI NEI LE LAPATAIGA MO MATAGI MALOLOSI MO TUTUILA, AUNU'U MA  
MANU'A.  
 
O LE UIGA O LE LAPATAIGA MO MATAGI MALOLOSI, O LE A IAI MATAGI  
MALOLOSI E AAFIA AI TUTUILA, AUNU'U MA MANU'A I LE 36 ITULA.  
   
..FAAMATALAGA E FAATATAU I TULAGA LOULOUA O LE TAU
 
 
I LE 3 I LE VAVE AO NEI, O TAAVILIGA O SAVILI 10F (98P) SA LATA I  
LE 300 MAILA I SISIFO-MATU I SISIFO O TUTUILA. O LOO AGA'I LEMU I  
SAUTE I SASA'E NEI TAAVILIGA O SAVILI I LE 8 MAILA I LE ITULA. O  
LENEI ALA-MATAGI E FUAFUAINA E TAUNU'U MAI I LUGA O LE ATUNU'U I  
LE PO NANEI ONA AGA'I LEA I SAUTE I LE ASO TOONA'I. O LE A FAATUPULA'IA  
FO'I LE MALOSI O NEI TAAVILIGA O SAVILI 10F (98P) A O AGA'I MAI I LE ATUSAMOA.  
 
FAUTUAGA/TAPENAGA...  
 
O TIMUGA MAMAFA MA LE MALOLOSI O TAFEGA E MAFAI ONA FAATUPULAIA  
AI LOLOGA I NOFOAGA MAUALOLO MA AUALA-TELE. FAAMOLEMOLE IA  
FAAETEETE I TAIMI O FEMALAGAIGA AE MAISE NOFOAGA E LATA I MAUGA  
ONA O LE SUSU O LE ELEELE UA IAI NEI.  
 
UA FAUTUAINA E LE OFISA O TEMCO LE MAMALU LAUTELE INA IA MATAALA  
MA IA FAAMAUMAU MEA FALE FAAPEA MEA TAALO A FANAU O LOO TAATITIA  
I LE LOTOA.  
 
IA USITAIA FAATONUGA MAI LE OFISA O LE TEMCO MA IA FAALOGOLOGO  
PEA I LAU LETIO PO O LE TV MO SE TALA FOU O LE TAU. MO  
FAAMATALAGA MO TAPENAGA FAAMOLEMOLE FAAFESOOTA'I LE EOC I LE 699-  
3800.  
   
..MATAGI
 
 
SAVILI E OO I LE 25 MPH O LE A TUMAU SEIA OO I LE AOAULI NEI.  
O LE A SI'ISI'I SAVILI I MATAGI MALOLOSI MAI MATU I SISIFO I LE 40  
I LE 60 MPH, MA E AGI FAATA'UTA'U I TAIMI E AMATA I LE VAELUAGA O LE PO.  
O NEI MATAGI MALOLOSI O LE A TUMAU PEA E OO ATU I LE ASO TOONA'I,  
ONA FAAITIITIA AI LEA I LE AOAULI A O AGA'I I SAUTE TAAVILIGA O  
SAVILI.  
 

 
 
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