WTPQ20 VHHH 171045



TROPICAL CYCLONE WARNING



AT 170900 UTC, SUPER TYPHOON KOPPU (1524) WITH CENTRAL

PRESSURE 930 HECTOPASCALS WAS CENTRED WITHIN 30 NAUTICAL

MILES OF ONE FIVE POINT NINE DEGREES NORTH (15.9 N) ONE TWO

THREE POINT FIVE DEGREES EAST (123.5 E) AND IS FORECAST TO

MOVE WEST AT ABOUT 5 KNOTS FOR THE NEXT 24 HOURS.



MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 100 KNOTS.



RADIUS OF OVER 33 KNOT WINDS 210 NAUTICAL MILES OVER

NORTHERN SEMICIRCLE, 180 NAUTICAL MILES ELSEWHERE.

RADIUS OF OVER 47 KNOT WINDS 120 NAUTICAL MILES OVER

NORTHERN SEMICIRCLE, 90 NAUTICAL MILES ELSEWHERE.

RADIUS OF OVER 63 KNOT WINDS 60 NAUTICAL MILES.

RADIUS OF OVER 2 METRE WAVES 300 NAUTICAL MILES.



FORECAST POSITION AND INTENSITY AT 180900 UTC

ONE SIX POINT THREE DEGREES NORTH (16.3 N)

ONE TWO ONE POINT SEVEN DEGREES EAST (121.7 E)

MAXIMUM WINDS 95 KNOTS.



FORECAST POSITION AND INTENSITY AT 190900 UTC

ONE SEVEN POINT ONE DEGREES NORTH (17.1 N)

ONE TWO ONE POINT TWO DEGREES EAST (121.2 E)

MAXIMUM WINDS 70 KNOTS.



FORECAST POSITION AND INTENSITY AT 200900 UTC

ONE SEVEN POINT NINE DEGREES NORTH (17.9 N)

ONE TWO ONE POINT ZERO DEGREES EAST (121.0 E)

MAXIMUM WINDS 50 KNOTS.



FORECAST POSITION AND INTENSITY AT 210900 UTC

ONE NINE POINT ZERO DEGREES NORTH (19.0 N)

ONE TWO ONE POINT ZERO DEGREES EAST (121.0 E)

MAXIMUM WINDS 50 KNOTS.



FORECAST POSITION AND INTENSITY AT 220900 UTC

ONE NINE POINT SIX DEGREES NORTH (19.6 N)

ONE TWO ONE POINT ZERO DEGREES EAST (121.0 E)

MAXIMUM WINDS 55 KNOTS.