Arlington, D.C. and other points east will be under a Freeze Warning Saturday and Sunday.
The National Weather Service says a mass of cold air will bring freezing temperatures to the area, potentially damaging or killing sensitive plants.
Weather
Arlington, the District and other surrounding areas are under a Frost Advisory for Monday morning.
Forecasters say temperatures will dip to the mid-30s and could damage sensitive outdoor plants.
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A Frost Advisory is in effect for Arlington and surrounding areas overnight tonight.
The National Weather Service says near-freezing temperatures early Friday morning could harm sensitive plants that are left uncovered.
Arlington and much of the D.C. region is under a Flood Watch today as another big batch of rain moves into the area.
With the ground already saturated, any significant rainfall can cause ponding or even more serious flooding.
Arlington and surrounding areas are under a Severe Thunderstorm Watch tonight (Wednesday).
A line of potentially severe storms is approaching the D.C. region from the west. Forecasters say the storms could bring gusty winds, frequent lighting and hail.
Arlington County is now under a Tornado Watch in addition to the earlier Flash Flood Watch.
With the remnants of Hurricane Florence moving past the area, conditions are favorable for the development of tornadoes. Within the past half hour, a possible tornado was reported near Fredericksburg.
Over the past 24 hours, as Hurricane Florence has gotten closer to a predicted landfall on the Carolina coast, the risk of major impacts here in the D.C. area have decreased.
Currently, it appears that rain is the main danger. The 2-4 inches currently predicted could be enough to cause flooding locally, as the region is already waterlogged from well above average rainfall, but is a far cry from the 6-20 inches of rain predicted for large parts of southern and central Virginia.
Arlington County is under a Flood Warning until 12:45 a.m. Saturday.
Another round of heavy rain moving into the area could cause flooding, according to the National Weather Service.
A Heat Advisory is going into effect at noon today, with heat index values expected to climb north of 100 degrees mid-afternoon.
“Take extra precautions if you work or spend outside,” the National Weather Service said in the advisory, below. “When possible, reschedule strenuous activities to early morning or evening.”
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Arlington County is currently under a Flash Flood Watch.
Though the sun is out now, forecasters warn that slow-moving thunderstorms will develop later today and could dump heavy rain on Arlington and other parts of the region.
Arlington and much of the region is under a Flash Flood Watch today.
Forecasters are warning of the possibility of “multiple rounds of torrential rainfall” that could result in flash flooding given the already-saturated ground.
Arlington County, D.C. and other surrounding areas are now under an Excessive Heat Warning.
Heat index values are expected to exceed 110 degrees this afternoon, according to the National Weather Service, elevating the risk of heat-related illness — though the temperatures could be moderated in part by pop-up showers.