Updated at noon:
There's a chance of rain and snow before 10 p.m. followed by rain, snow, freezing rain and sleet.
The Lehigh Valley could get about an inch of snow beginning late Tuesday night into Wednesday, according to the National Weather Service.
On Wednesday, snow, possibly mixing with rain, will begin after 10 a.m. The high will be near 39 degrees.
Daytime highs will remain well above freezing until Friday.