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HURRICANE DOUGLAS DISCUSSION NUMBER 16
NATIONAL WEATHER SERVICE MIAMI FL
2 AM PDT WED JUL 24 2002
DOUGLAS MAINTAINS A REMNANT OF ITS INNER EYEWALL. SATELLITE
INTENSITY ESTIMATES ARE 65 KT FROM TAFB AND SAB...AND 77 KT...BASED
ON THE T NUMBER...FROM KGWC. BASED ON THESE ESTIMATES...THE INITIAL
INTENSITY IS LOWERED TO 70 KT. ALTHOUGH THE UPPER-LEVEL OUTFLOW
PATTERN REMAINS GOOD AND THE SHEAR IS LOW...DOUGLAS IS MOVING TOWARD
COLDER WATER AND SO THE WEAKENING TREND IS EXPECTED TO CONTINUE.
THE SHIPS GUIDANCE DISSIPATES THE SYSTEM WITHIN 72 HOURS.
THE INITIAL MOTION IS 295/14...ABOUT THE SAME AS BEFORE. THERE IS
NO CHANGE TO THE GENERAL FORECAST PHILOSOPHY...WITH A TURN TO THE
WEST AT AN INCREASED SPEED EXPECTED AS THE CYCLONE WEAKENS. THE
OFFICIAL FORECAST IS A LITTLE FASTER THAN THE PREVIOUS ADVISORY AND
CLOSE TO THE AVN.
FORECASTER FRANKLIN
FORECAST POSITIONS AND MAX WINDS
INITIAL 24/0900Z 19.7N 119.1W 70 KTS
12HR VT 24/1800Z 20.5N 121.2W 60 KTS
24HR VT 25/0600Z 21.1N 124.6W 50 KTS
36HR VT 25/1800Z 21.3N 128.0W 35 KTS
48HR VT 26/0600Z 21.5N 132.0W 25 KTS...DISSIPATING
72HR VT 27/0600Z 21.5N 139.0W 20 KTS...REMNANT LOW
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