In Colima and Jalisco , residents were warned of heavy rains that could trigger flooding and mudslides . Schools across both states canceled classes for June 21 . In Colima , 236 shelters were opened to the public . Additionally , the Mexican Navy was placed on standby for hurricane relief . A total of 980 temporary shelters were opened in Guerrero , many of which were in Acapulco , as many residents were expected to evacuate flood @-@ prone area . An orange @-@ level alert was issued for portions of Chiapas in light of potentially heavy rains . Throughout Western and Southwestern Mexico , the Servicio Meteorológico Nacional ( National Weather Service ) advised that all air and sea traffic be suspended until the passage of Beatriz .