The National Weather Service issued a freeze watch for Alexandria and much of the Washington region Sunday afternoon, warning that sub-freezing temperatures could arrive late Monday night and linger through Tuesday morning before a stretch of summerlike warmth settles in.
The watch, announced at 1:20 p.m. Sunday, calls for temperatures as low as 30 degrees, especially in outlying areas away from larger bodies of water. Forecasters said frost and freeze conditions could kill crops and other sensitive vegetation and possibly damage unprotected outdoor plumbing.
In Alexandria, the weather service is forecasting a low around 34 Monday night, with mostly clear skies and a light north wind. Monday itself will be mostly sunny and breezy, with a high near 56 and northwest gusts up to 25 mph. Scattered sprinkles are possible overnight Sunday and into Monday, with temperatures dropping to around 43 before dawn…