Warren County Emergency Services Director Brian LaFlure said his staff has been working with the National Weather Service in recent days to watch the Hudson for problem spots, and there appeared to be potential ice jams around the usual problem spots near The Glen and River Road in Chester.
The Arctic cold has also created frozen ground across the northern tier, even where snow cover is lacking. Widespread rainfall totals of one to two inches are expected into Saturday morning, with locally higher amounts.
"Rain will change to a brief period of freezing rain between 9 a.m. and noon", the weather service said.
In much of northern and western Pennsylvania, upstate NY and northern New England, the rain will change to snow on Friday or Friday night, adding to the wintry mess. "I am urging all New Yorkers to stay tuned-in to local weather reports and prepare for potential flooding that may result from warm temperatures and freezing rain expected through the weekend".
An additional concern is the potential for ice jams in portions of the Northeast, even in areas where less rainfall occurs.More news: EVERYTHING you need to know about tonight's Celebrity Big Brother live show
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An example of the ice jam occurring in 2014.
"Unfortunately, it'll happen in the dark, or could happen in the dark with the river rising overnight". Heavy rain and melting snow means ice jams are unsually likely in CT.
It's been a while since we had a serious ice jam flood in CT.
Meanwhile, a ferry connecting cities in the US and Canada across the St. Clair River has been shut down indefinitely due to damage by an ice jam to its Canadian dock.
The National Weather Service issued a flood warning shortly after 8 a.m. Friday for communities including Algonac, Clay Township, Marine City, Harsens Island, Pearl Beach, St. Clair and Port Huron. This story does not necessarily represent the position of our parent company, IBM.