 During the evening of October 19 , the center of Rick became devoid of convective activity , resulting in the NHC downgrading it to a tropical storm . According to meteorologists at the NHC , the weakening was " ... almost as fast as it strengthened several days ago . " The first Hurricane Hunter reconnaissance mission into the storm took place during the afternoon of October 20 . During the mission , sustained winds of 65 mph ( 105 km / h ; 56 kn ) and a surface pressure of 990 mbar ( 990 @.@ 00 hPa ; 29 @.@ 23 inHg ) were recorded . Several hours after this , convection rapidly increased , with a large area of deep convection developing northeast of the center of circulation ; however , this was not associated with intensification . Around 7 : 00 am PDT ( 1400 UTC ) on October 21 . Tropical Storm Rick made landfall near Mazatlán with winds of 60 mph ( 95 km / h ) . Following landfall , the storm rapidly weakened to a tropical depression and roughly seven hours after moving inland , the surface circulation of Rick dissipated over the high terrain of Mexico . 
