The NBC Connecticut First Alert meteorologists are tracking a chance for several inches of snow in parts of the state overnight and into Friday morning.
Rain, often heavy, has been falling Thursday since afternoon and parts of northern Tolland County are now seeing a switchover to sleet and snow.
A nor'easter could bring 4 to 8 inches of snow to parts of northeastern Connecticut and the Litchfield Hills. Other parts of northern Connecticut could see 2 to 4 inches.
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The rain is expected to change to wet snow in the hills by nighttime and into the morning hours. Low temperatures will be between 35 and 44 degrees.
Several inches of snow are possible in the highest hills. It will be cold with high temperatures in the lower 40s.
Eversource crews say they are keeping an eye on any damage or power outages related to the storm. They are urging customers to download their mobile app or call 800-286-2000 to report any outages.
As the storm pulls away, a mixture of rain and snow is expected on Friday along with gusty winds and temperatures well below normal, in the 40s.
April snow is common in the hills with an average of a few inches falling during the month at the weather observing site in Norfolk.