From NHC's
TROPICAL STORM OLGA INTERMEDIATE ADVISORY NUMBER 4ANWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL172007
800 PM AST TUE DEC 11 2007
...HURRICANE HUNTER PLANE FINDS OLGA A LITTLE STRONGER WITH TROPICAL CHARACTERISTICS...
DATA FROM A HURRICANE HUNTER PLANE INDICATE THAT THE STRONGER WINDS
ARE NOW CLOSER TO THE CENTER SUGGESTING THAT OLGA HAS TRANSITIONED
TO A TROPICAL STORM.
AT 800 PM AST...0000Z...THE CENTER OF TROPICAL STORM OLGA WAS
LOCATED INLAND OVER THE DOMINICAN REPUBLIC NEAR LATITUDE 18.8
NORTH...LONGITUDE 69.5 WEST OR ABOUT 30 MILES...45 KM... NORTH-
NORTHEAST OF SANTO DOMINGO IN THE DOMINICAN REPUBLIC AND JUST SOUTH
OF BAHIA DE SAMANA.
OLGA IS MOVING ON A GENERAL WESTWARD TRACK NEAR 13 MPH...20
KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE
NEXT 24 HOURS. THE CENTER OF OLGA IS EXPECTED TO REMAIN OVER LAND
FOR MUCH OF THE NEXT 24 HOURS.
DATA FROM A RECONNAISSANCE PLANE INDICATE THAT THE MAXIMUM SUSTAINED
WINDS HAVE INCREASED TO NEAR 60 MPH...95 KM/HR...WITH HIGHER
GUSTS. THESE WINDS ARE CONFINED TO AN AREA JUST NORTH OF THE
CENTER. A SLOW WEAKENING IS FORECAST OVER THE NEXT 24 HOURS.
Image credits:
Weather.com Hurricane Central -Related-
THE JUDGMENT CALLDr. Steve Lyons, Tropical Weather Expert
("Subtropical" Olga vs. "Non-tropical remnant" of Noel)