Active AlertsStreet, MD

What: Sub-freezing temperatures in the upper 20s to lower 30s expected.
Where: Portions of central, north central, northeast, and northern Maryland, central, northern, northwest, and western Virginia, and panhandle West Virginia.
When: From midnight tonight to 9 AM EDT Thursday.
Impacts: Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Take steps now to protect tender plants from the cold.