PITTSBURGH —

Wednesday is an Impact Day with on-and-off rain and snow showers for the Pittsburgh region.

Video above: See when the snow is expected hour-by-hour

Scroll down for an hour-by-hour look ahead at the snow and rain in western Pennsylvania.

Winter weather alerts: Read the alert for your county

School delays: List of closings and delays

Interactive radar: Track the snow

Severe weather alerts: Sign up for FREE alerts to your phone or email

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