At Least 19 People Killed This Weekend Amid Severe Weather

— -- Severe weather can be partly blamed for the deaths of at least 19 drivers and passengers this weekend, from an SUV sliding sideways in Oregon to an ambulance overturning in Ohio.

In Ohio three people were killed in two crashes.

In Cambridge, Ohio, an ambulance was transporting a patient on Saturday when the driver lost control, went off a road and overturned multiple times, the Ohio State Highway Patrol said. There were four emergency medical staffers and one patient in the ambulance at the time; the patient and one of the staffers were killed, authorities said.

In Franklin County, Ohio, a 20-year-old woman was standing outside her stuck car when another car went off the road and hit her, the Franklin County Sheriff's Office said. The woman died from her injuries, the office said.

Two fatalities were reported in Woodburn, Oregon, after an SUV lost control, slid sideways and was hit by a tractor-trailer, the Oregon State Police said. The 36-year-old driver of the SUV and a 23-year-old passenger died, the police said. It's believed the SUV may have lost traction because of icy conditions, the police said.

In Madison County, Iowa, a 79-year-old female car passenger died after the driver lost control on an icy road, the Iowa State Patrol said.

The Illinois State Police reported a fatality Saturday afternoon in Madison County, where roads were coated with rain and sleet. One car was driving too fast, police said, and it spun out, crashed through a median and entered the opposite lane in front of a second car. The first car overturned, killing the driver, police said. The second car went off the road and hit a guardrail, police said.

In southern Michigan, a 73-year-old was killed in a head-on crash on an icy road, the Barry County Sheriff's Office said. A northbound car, trying to avoid a rear-end crash, went into the southbound lane and struck a southbound car, authorities said.

Two incidents Saturday morning in Maryland led to three fatalities on icy roads, the Maryland Transportation Authority Police said. Weather was believed to be a factor in both crashes, but the investigation was continuing, officials said.

Six people died on the roads in Missouri this weekend, during which there were 1,522 crashes and 171 injuries in the state, according to the Missouri State Highway Patrol.

In Indiana, two fatal accidents were reported, both in Marion County, the Indiana State Police said.

Winter weather hit most of the country this weekend, from California to New York to the southern states. There were about a dozen record lows Sunday morning in the Plains, from Texas to the Dakotas. In Wichita, Kansas, the record low was –10 degrees.

This morning, 19 states are under winter weather alerts, including hard freeze warnings for Southern California and southern Texas.

ABC News' Max Golembo contributed to this report.