[Tropical] Public Tropical Cyclone Advisory

[EMWIN Server]

WTNT33 KNHC 162052
TCPAT3
BULLETIN
HURRICANE HELENE ADVISORY NUMBER  18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082006
500 PM AST SAT SEP 16 2006

...HELENE CONTINUES TOWARD THE NORTHWEST WITH NO CHANGE IN
INTENSITY...

AT 500 PM AST...2100Z...THE CENTER OF HURRICANE HELENE WAS LOCATED
NEAR LATITUDE 19.3 NORTH...LONGITUDE 46.3 WEST OR ABOUT 1100 MILES
...1775 KM...EAST OF THE NORTHERN LEEWARD ISLANDS.

HELENE IS MOVING TOWARD THE NORTHWEST NEAR 13 MPH...20 KM/HR...AND
THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER
GUSTS.  SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175
MILES...280 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES.

REPEATING THE 500 PM AST POSITION...19.3 N...46.3 W.  MOVEMENT
TOWARD...NORTHWEST NEAR 13 MPH.  MAXIMUM SUSTAINED WINDS...75 MPH.
MINIMUM CENTRAL PRESSURE...987 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
1100 PM AST.

$$
FORECASTER BEVEN/LANDSEA
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