* WHAT…Sub-freezing temperatures in the upper 20s and lower 30s.
* WHERE…Along and east of the Interstate 95 corridor in Maryland
and northern Virginia, including the Baltimore and Washington
metro areas.
* WHEN…From 2 AM to 9 AM EDT Wednesday.
* IMPACTS…Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.