 Officials in Oaxaca shut down beaches and warned people not to venture out into the water. Residents were advised of potentially heavy rainfall. Along coastal areas of Mexico, specifically around Acapulco, officials closed ports to small crafts due to rough seas. Residents around the city were also warned about the possibility of mudslides from heavy rain associated with the cyclone's outer bands. Upon Rick's intensification to a Category 4 hurricane, officials in Mexico raised the alert level in Guerrero, Jalisco and Michoacán to severe. In Sonora, the local government placed 14 municipalities under a blue alert, the pre-storm phase; the alert was upgraded to a yellow alert for the municipalities of Álamos, Benito Juárez, Navojoa, Etchojoa and Huatabampo on October 18.
