After temperatures mild enough to make the forsythia bloom and the daffodils rise, Chattanooga will face mercury dips into the low 20s for several days.
The low for Sunday night is set to be around 20 degrees.
The sub-freezing weather is due to continue through Thursday morning when a slight warming trend begins.
Here is the latest forecast:
Mostly clear, with a low around 20.
North wind 5 to 10 mph.
Sunny, with a high near 37. North wind 5 to 15 mph, with gusts as high as 20 mph.
Increasing clouds, with a low around 23. North wind around 10 mph.
Sunny, with a high near 42. North wind around 10 mph.
Mostly clear, with a low around 23.
Mostly sunny, with a high near 50.
Mostly cloudy, with a low around 31.
Partly sunny, with a high near 54.
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 41.