Santo Domingo.- The Miami-based National Hurricane Center has posted an advisory on an area of low pressure centered about 200 miles east of Puerto Rico, moving at 20 MPH.
It forecasts heavy rains over Dominican Republic and Haiti, which, “could cause life-threatening flash floods and mud slides,” though the system remains disorganized and development isn’t expected in the next 48 hours.
It adds that it expects gale force winds across the Virgin Islands and Puerto Rico later today.

000
WONT41 KNHC 110142
DSAAT
SPECIAL TROPICAL DISTURBANCE STATEMENT
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
845 PM EST MON DEC 10 2007
SATELLITE...RADAR...AND SURFACE OBSERVATIONS INDICATE THAT THE AREA
OF LOW PRESSURE CENTERED OVER THE VIRGIN ISLANDS HAS DEVELOPED INTO
SUBTROPICAL STORM OLGA. A FULL ADVISORY WILL BE ISSUED BY 10 PM
EST...0300 UTC.
$$
FORECASTER BEVEN
FONT12 KNHC 110233
PWSAT2
SUBTROPICAL STORM OLGA WIND SPEED PROBABILITIES NUMBER 1
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL172007
0300 UTC TUE DEC 11 2007
AT 0300Z THE CENTER OF SUBTROPICAL STORM OLGA WAS LOCATED NEAR
LATITUDE 18.5 NORTH...LONGITUDE 65.3 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 35 KTS...40 MPH...65 KM/HR.
CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST
...34 KT (39 MPH... 63 KPH)...
...50 KT (58 MPH... 93 KPH)...
...64 KT (74 MPH...119 KPH)...
FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS
PROBABILITIES FOR LOCATIONS ARE GIVEN AS IP(CP) WHERE
IP IS THE PROBABILITY OF THE EVENT BEGINNING DURING
AN INDIVIDUAL TIME PERIOD (INDIVIDUAL PROBA
X INDICATES PROBABILITIES LESS THAN 0.5 PERCENT
LOCATIONS SHOWN WHEN THEIR TOTAL CUMULATED 5-DAY
PROBABILITY IS AT LEAST 2.5 PERCENT
Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH)
ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME
EASTERN DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME
CENTRAL DAYLIGHT TIME (CDT)...SUBTRACT 5 HOURS FROM Z TIME
- - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - -
FROM FROM FROM FROM FROM FROM FROM
TIME 00Z TUE 12Z TUE 00Z WED 12Z WED 00Z THU 00Z FRI 00Z SAT
PERIODS TO TO TO TO TO TO TO
12Z TUE 00Z WED 12Z WED 00Z THU 00Z FRI 00Z SAT 00Z SUN
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
GRAND TURK 34 1 4( 5) 1( 6) X( 6) X( 6) X( 6) X( 6)
GUANTANAMO BAY 34 X X( X) 5( 5) 3( 8) X( 8) X( 8) X( 8)
MONTEGO BAY 34 X X( X) 1( 1) 4( 5) X( 5) X( 5) X( 5)
KINGSTON 34 X X( X) 1( 1) 7( 8) X( 8) X( 8) X( 8)
LES CAYES 34 X 1( 1) 10(11) 4(15) X(15) X(15) X(15)
PORT-AU-PRINCE 34 X 10(10) 12(22) X(22) X(22) X(22) X(22)
CAPE BEATA 34 X 9( 9) 4(13) 1(14) X(14) X(14) X(14)
PUERTO PLATA 34 4 26(30) 2(32) X(32) X(32) X(32) X(32)
SANTO DOMINGO 34 8 29(37) X(37) X(37) X(37) X(37) X(37)
SANTO DOMINGO 50 X 3( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
PONCE 34 19 X(19) X(19) X(19) X(19) X(19) X(19)
2 TO 4 INCHES OVER PUERTO RICO WITH ISOLATED MAXIMUM AMOUNTS OF
6 INCHES. RAINFALL AMOUNTS OF 4 TO 6 INCHES ARE POSSIBLE OVER
HISPANIOLA WITH POSSIBLE ISOLATED MAXIMUM TOTALS OF 10 INCHES.
THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND
MUDSLIDES.
REPEATING THE 500 AM AST POSITION...18.5 N...67.0 W. MOVEMENT
TOWARD...WEST NEAR 17 MPH. MAXIMUM SUSTAINED WINDS...45 MPH.
MINIMUM CENTRAL PRESSURE...1004 MB.
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 800 AM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 1100
AM AST.
$$
FORECASTER KNABB/MAINELLI
LOCATED NEAR LATITUDE 18.5 NORTH...LONGITUDE 67.0 WEST OR ABOUT 60
MILES... 95 KM...WEST OF SAN JUAN PUERTO RICO AND ABOUT 190 MILES...
305 KM...EAST OF SANTO DOMINGO IN THE DOMINICAN REPUBLIC.
OLGA IS MOVING TOWARD THE WEST NEAR 17 MPH...28 KM/HR...AND THIS
GENERAL MOTION SHOULD CONTINUE FOR THE NEXT DAY OR SO. ON THIS
TRACK THE CENTER OF OLGA WILL MOVE AWAY FROM PUERTO RICO LATER THIS
MORNING...AND NEAR OR OVER HISPANIOLA THIS AFTERNOON AND TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED BEFORE OLGA REACHES
THE DOMINICAN REPUBLIC...BUT WEAKENING IS FORECAST THEREAFTER AS
OLGA INTERACTS WITH THE TERRAIN OF HISPANIOLA.
WINDS OF 40 MPH EXTEND OUTWARD UP TO 200 MILES...325 KM...MAINLY TO
THE NORTH FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE BASED ON SURFACE OBSERVATIONS
IS 1004 MB...29.65 INCHES.
000
WTNT32 KNHC 110832
TCPAT2
BULLETIN
SUBTROPICAL STORM OLGA ADVISORY NUMBER 2
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL172007
500 AM AST TUE DEC 11 2007
...CENTER OF OLGA HUGGING THE NORTHERN COAST OF PUERTO RICO...
...POTENTIAL FOR HEAVY RAINS OVER HISPANIOLA...
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE NORTHERN COAST OF
THE DOMINICAN REPUBLIC FROM CABO ENGANO WESTWARD TO BAHIO DE
MANZANILLO AT THE BORDER WITH HAITI...AND A TROPICAL STORM WATCH
REMAINS IN EFFECT FOR THE SOUTHERN COAST OF THE DOMINICAN REPUBLIC
FROM CABO ENGANO TO PUNTA PALENQUE SOUTHWEST OF SANTO DOMINGO.
INTERESTS IN HAITI SHOULD CONTINUE TO MONITOR THE PROGRESS OF
OLGA...ESPECIALLY DUE TO THE POTENTIAL FOR LIFE-THREATENING FLASH
FLOODS AND MUD SLIDES.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.