- At 2:05 a.m., an officer stopped a vehicle near 6th Avenue and Warren Street for a traffic violation and arrested the driver, a 26-year-old Helena woman, DUI (first offense) and aggravated DUI. She was booked at the detention center.
- At 3:04 p.m., officers were called to the area of Saddle Drive and Morning Glory Street to investigate a vehicle crash. Officers arrested the driver of one of the vehicles, a 22-year-old Helena man, for DUI (first offense), careless driving and operating a motor vehicle without liability insurance. He was booked at the detention center.
- At 10:58 p.m., an officer arrested a 26-year-old Helena man in the 1200 block of Cannon Street for violations of the terms of his probation. He was booked at the detention center.
- At 2:19 a.m., during a traffic stop at Montana Avenue and Chestnut Street, officers arrested a 32-year-old Missoula man on an outstanding warrant. He was booked at the detention center.
Helena Police Department officers responded to 66 calls for service on Saturday, including one injury motor vehicle crash, five non-injury crashes, three animal control incidents, six disorderly conduct/disturbance incidents and three theft calls.