Hurricane Gordon

Public Advisory 27

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212
WTNT33 KNHC 171436
TCPAT3
BULLETIN
HURRICANE HELENE ADVISORY NUMBER 21
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006
1100 AM AST SUN SEP 17 2006

...HELENE STRENGTHENS...FORECAST TO REMAIN OVER WATER...

AT 1100 AM AST...1500Z...THE CENTER OF HURRICANE HELENE WAS LOCATED
NEAR LATITUDE 20.5 NORTH...LONGITUDE 49.0 WEST OR ABOUT 935 MILES...
1500 KM...EAST-NORTHEAST OF THE NORTHERN LEEWARD ISLANDS.

HELENE IS MOVING TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/HR...AND
THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL TURN TO THE
WEST-NORTHWEST ON MONDAY.

MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 105 MPH...165
KM/HR...WITH HIGHER GUSTS. HELENE IS A STRONG CATEGORY TWO
HURRICANE ON THE SAFFIR-SIMPSON HURRICANE SCALE. SOME ADDITIONAL
STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175
MILES...280 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES.

REPEATING THE 1100 AM AST POSITION...20.5 N...49.0 W. MOVEMENT
TOWARD...NORTHWEST NEAR 10 MPH. MAXIMUM SUSTAINED WINDS...105 MPH.
MINIMUM CENTRAL PRESSURE...970 MB.

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

$$
FORECASTER AVILA




596
WTNT32 KNHC 171442
TCPAT2
BULLETIN
HURRICANE GORDON ADVISORY NUMBER 27
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072006
1100 AM AST SUN SEP 17 2006

...GORDON REFUSES TO WEAKEN...

AT 1100 AM AST...1500Z...THE CENTER OF HURRICANE GORDON WAS LOCATED
NEAR LATITUDE 33.6 NORTH...LONGITUDE 53.2 WEST OR ABOUT 1495 MILES
...2405 KM...WEST OF THE AZORES.

GORDON IS MOVING TOWARD THE NORTH NEAR 10 MPH...17 KM/HR...AND A
TURN TOWARD THE NORTH-NORTHEAST WITH A GRADUAL INCREASE IN FORWARD
SPEED IS EXPECTED DURING THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER
GUSTS. GORDON REMAINS A CATEGORY-ONE HURRICANE ON THE SAFFIR-
SIMPSON HURRICANE SCALE. LITTLE CHANGE IN STRENGTH IS FORECAST
DURING THE NEXT 24 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115
MILES...185 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 983 MB...29.03 INCHES.

REPEATING THE 1100 AM AST POSITION...33.6 N...53.2 W. MOVEMENT
TOWARD...NORTH NEAR 10 MPH. MAXIMUM SUSTAINED WINDS...80 MPH.
MINIMUM CENTRAL PRESSURE...983 MB.

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

$$
FORECASTER MAINELLI/AVILA