The drugs were discovered Thursday at a home in the 9700 block of Fairbanks North Houston, according to the Harris County Sheriff's Office.
Deputies executing an arrest warrant said they immediately smelled marijuana upon entering the home. During a search of the residence, they discovered approximately 7 pounds of marijuana, 3.2 pounds of cocaine, 1.5 grams of methamphetamine, an assault rifle and various scales.
A woman who was inside the home was arrested and charged with possession of marijuana. She's been identified as 23-year-old Ricarda Carolina Nino-Munoz.
The person who is at center of the arrest warrant was not at the house and remains at-large.