HARRISONBURG, VA (Rocktown Now) — A Freeze Warning has been issued until Tuesday, April 21, at 10am by the National Weather Service.

Sub-freezing temperatures as low as 26 to 30 degrees are possible in the Shenandoah Valley from 2am to 10am Tuesday morning.

Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.