Hurricane Helene

Public Advisory 7

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612
WTNT32 KNHC 140246
TCPAT2
BULLETIN
HURRICANE GORDON ADVISORY NUMBER 13
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072006
1100 PM AST WED SEP 13 2006

...GORDON BECOMES A POWERFUL HURRICANE WITH 120 MPH WINDS...MOVING
OUT TO SEA...

AT 1100 PM AST...0300Z...THE CENTER OF HURRICANE GORDON WAS LOCATED
NEAR LATITUDE 27.8 NORTH...LONGITUDE 57.1 WEST OR ABOUT 555 MILES...
895 KM...EAST-SOUTHEAST OF BERMUDA.

GORDON IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 13 MPH...20 KM/HR.
A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT DAY
OR TWO.

SATELLITE INTENSITY ESTIMATES INDICATE THAT THE MAXIMUM SUSTAINED
WINDS HAVE INCREASED TO NEAR 120 MPH...195 KM/HR...WITH HIGHER
GUSTS. THIS MAKES GORDON IS A CATEGORY THREE HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE SCALE. SOME FLUCTUATIONS IN INTENSITY ARE
LIKELY DURING THE NEXT 12 TO 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 140
MILES...220 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 955 MB...28.20 INCHES.

REPEATING THE 1100 PM AST POSITION...27.8 N...57.1 W. MOVEMENT
TOWARD...NORTH-NORTHEAST NEAR 13 MPH. MAXIMUM SUSTAINED WINDS...120
MPH. MINIMUM CENTRAL PRESSURE...955 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
500 AM AST.

$$
FORECASTER AVILA




989
WTNT33 KNHC 140250
TCPAT3
BULLETIN
TROPICAL STORM HELENE ADVISORY NUMBER 7
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
1100 PM AST WED SEP 13 2006

...TROPICAL DEPRESSION INTENSIFIES INTO TROPICAL STORM HELENE...

AT 1100 PM AST...0300Z...THE CENTER OF TROPICAL STORM HELENE WAS
LOCATED NEAR LATITUDE 13.3 NORTH...LONGITUDE 32.7 WEST OR ABOUT 565
MILES...910 KM...WEST OF THE SOUTHERNMOST CAPE VERDE ISLANDS.

TROPICAL STORM HELENE IS MOVING TOWARD THE WEST-NORTHWEST NEAR 22
MPH...35 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE OVER THE
NEXT DAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/HR...WITH HIGHER
GUSTS. CONTINUED STRENGTHENING IS FORECAST DURING THE NEXT 24
HOURS.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM
FROM THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB...29.68 INCHES.

REPEATING THE 1100 PM AST POSITION...13.3 N...32.7 W. MOVEMENT
TOWARD...WEST-NORTHWEST NEAR 22 MPH. MAXIMUM SUSTAINED WINDS...40
MPH. MINIMUM CENTRAL PRESSURE...1005 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
500 AM AST.

$$
FORECASTER AVILA/LANDSEA