PHILADELPHIA (CBS) -- Plunging temperatures and expected snowfall are prompting local counties to declare Code Blue Weather Emergencies.
A Code Blue is in effect in Philadelphia until Tuesday, January 10.
Montgomery County declared a Code Blue beginning 9 p.m. Wednesday until 12 p.m. Monday, January 9.
In New Jersey, Camden County issued a Code Blue advisory effective from 6 p.m. on Jan. 5 until 6 a.m. on Jan. 6.
The Code Blue is also in effect from 6 p.m. on Jan. 6 to 6 a.m. Jan. 7, from 6 p.m. Jan. 7 to 6 a.m. Jan. 8 and again from 6 p.m. Jan. 8 to 6 a.m. Jan. 9.
"During these extreme weather conditions, we encourage everyone to check on elderly or handicapped relatives and neighbors that live alone," Freeholder Carmen Rodriguez said. "It is important that the most vulnerable among us are not left without heat or electricity."
A Code Blue is declared when winter conditions pose a threat of serious harm or death to individuals without shelter.
The CBS 3 Weather Team is expecting a general coating to 2" across the region by Friday morning with the highest amounts across south central New Jersey.
The forecast for this weekend is frigid. Temperatures will fall below freezing Friday evening and will not go above freezing again until Tuesday morning.
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