Southern Fairfield is expected to see about a half inch to 1 inch of accumulation.
Snow should overspread the area in the afternoon before mixing with sleet and freezing rain, according to the weather service.
Slippery driving and walking conditions are likely.
A changeover to all rain is expected after 8 p.m.
Showers will continue throughout the day Sunday, with a possibly a thunderstorm, and a high around 55 degrees.
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