Arlington County and surrounding areas are under a Freeze Warning starting at 2 a.m. Saturday morning.
Freezing temperatures, which could kill crops and some vegetation, are possible overnight in Arlington, D.C. and other parts of Northern Virginia and Maryland.
In addition to protecting sensitive plants, residents are also advised to drain in-ground sprinkler systems and turn off the valves to ourdoor spigots and plumbing.
More from the National Weather Service:
…FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT SATURDAY… * WHAT…SUB-FREEZING TEMPERATURES AS LOW AS 30 EXPECTED. * WHERE…THE DISTRICT OF COLUMBIA, PORTIONS OF CENTRAL, NORTHERN AND SOUTHERN MARYLAND AND CENTRAL AND NORTHERN VIRGINIA. * WHEN…FROM 2 AM TO 9 AM EDT SATURDAY. * IMPACTS…FROST AND FREEZE CONDITIONS WILL KILL CROPS, OTHER SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR PLUMBING. PRECAUTIONARY/PREPAREDNESS ACTIONS… TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD. TO PREVENT FREEZING AND POSSIBLE BURSTING OF OUTDOOR WATER PIPES THEY SHOULD BE WRAPPED, DRAINED, OR ALLOWED TO DRIP SLOWLY. THOSE THAT HAVE IN-GROUND SPRINKLER SYSTEMS SHOULD DRAIN THEM AND COVER ABOVE- GROUND PIPES TO PROTECT THEM FROM FREEZING. &&
Flickr pool photo by ksrjghkegkdhgkk)