Following an , winter weather is making a sudden and surprising return.
The National Weather Service has issued a freeze warning for Montgomery County and parts of Maryland in effect from 3 to 9 a.m. Tuesday.
Temperatures are expected to be in the upper-20s to low-30s, potentially causing icy roads and killing crops and other sensitive vegetation, according to the NWS.
The freeze warning is also in effect in parts of Virginia.
According to a report by The Washington Post, "temperatures are likely to dip to about 31-34 inside the beltway and and east of [D.C.], but 27-32 west and north of the beltway.