935 
 WTPZ45 KNHC 211449
 TCDEP5
 TROPICAL STORM RICK DISCUSSION NUMBER  25
 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP202009
 800 AM PDT WED OCT 21 2009
  
 BASED ON SURFACE OBSERVATIONS FROM MAZATLAN MEXICO AND SATELLITE
 IMAGES...THE CENTER OF RICK HAS CROSSED THE COAST OF WEST-CENTRAL
 MEXICO. THE STATION REPORTED WINDS SHIFTING FROM THE EAST-NORTHEAST
 AT 1200 UTC TO THE SOUTHWEST MORE RECENTLY. IN ADDITION...THIS SITE
 MEASURED A MAXIMUM SUSTAINED WIND OF 34 KT WITH GUSTS TO 53 KT AND
 A MINIMUM PRESSURE OF 990 MB NEAR 1200 UTC. BASED ON THESE DATA AND
 A SATELLITE INTENSITY ESTIMATE FROM TAFB...THE INITIAL INTENSITY
 IS SET AT 45 KT. ONCE THE CENTER IS COMPLETELY INLAND...RICK IS
 FORECAST TO RAPIDLY WEAKEN OVER THE HIGH TERRAIN OF MEXICO AND AS
 SOUTHWESTERLY VERTICAL WIND SHEAR INCREASES TO NEAR 40 KT.
  
 A 0900 UTC AMSR-E PASS AND SURFACE OBSERVATIONS HAVE HELPED TO
 SLIGHTLY ADJUST THE LOCATION OF THE CENTER. THE INITIAL MOTION HAS
 INCREASED AND RICK IS NOW MOVING TO THE NORTHEAST OR 050 DEGREES AT
 15 KNOTS. THIS GENERAL MOTION IS EXPECTED TO CONTINUE UNTIL
 DISSIPATION.
  
  
 FORECAST POSITIONS AND MAX WINDS
  
 INITIAL      21/1500Z 23.4N 106.3W    45 KT
  12HR VT     22/0000Z 24.8N 104.4W    30 KT...INLAND
  24HR VT     22/1200Z...DISSIPATED
  
 $$
 FORECASTER CANGIALOSI/AVILA