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Authorities in Wisconsin were searching Monday for a driver who shot two youths who threw a snowball at his car, police said Monday.

A girl, 12, and a boy, 13, were treated at a Milwaukee-area hospital after the incident, which occurred at about 8 p.m. Saturday, Milwaukee police tweeted Monday.

The youths' injuries were described as non-life-threatening.

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The youths were among a group of people throwing snowballs at cars in a neighborhood north of downtown Milwaukee, police said. After one struck a white Toyota, the driver fired at the group and struck the youths, police said.

No other information about the suspect was immediately available.