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Fred Prompts Flash Flood Watch in Arlington

By ARLnow.com

The remnants of Tropical Storm Fred are making their way north, bringing the possibility of flash floods in the D.C. area.

Now a tropical depression after landfall in the Florida Panhandle, the bulk of the storm is expected to stay west of the metro area, tracking over West Virginia. But Arlington and surrounding areas are still expected to get soaked by heavy rains caused by Fred.

The National Weather Service this evening issued a Flash Flood Watch for the area, starting at 8 p.m. tonight (Tuesday) and extending to 10 p.m. Wednesday.

More from NWS:

The Flash Flood Watch continues…

* Through Wednesday evening.

* Multiple rounds of heavy showers and thunderstorms will affect the region from this evening through Wednesday evening. Tropical moisture will lead to potential precipitation rates of 1 to 2 inches per hour. Localized storm total rain amounts in excess of 3 inches are possible.

* Heavy rain over a short amount of time may result in rapid rises on streams and creeks and in urbanized and poor drainage areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

File photo

UPDATED: Flash Flood Warning Issued for Arlington

By ARLnow.com

Update at 12:30 a.m. — Parts of north Arlington are under another Flash Flood Warning after a heavy downpour soaked the area late Monday night. Another round of heavy rain is approaching the area.

Earlier: Arlington and surrounding areas are under a new Flash Flood Warning Monday evening.

An area of very heavy heavy rain is moving north into Alexandria and Arlington. The rain is likely to cause flash flooding, forecasters say.

More from the National Weather Service:

BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
524 PM EDT MON AUG 16 2021

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* FLASH FLOOD WARNING FOR… CENTRAL DISTRICT OF COLUMBIA… WEST CENTRAL PRINCE GEORGES COUNTY IN CENTRAL MARYLAND… ARLINGTON COUNTY IN NORTHERN VIRGINIA… SOUTHEASTERN FAIRFAX COUNTY IN NORTHERN VIRGINIA… THE CITY OF ALEXANDRIA IN NORTHERN VIRGINIA… THE CITY OF FALLS CHURCH IN NORTHERN VIRGINIA…

* UNTIL 815 PM EDT.

* AT 524 PM EDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN MOVING INTO THE WARNED AREA. RAINFALL AMOUNTS BETWEEN 1 TO 3 INCHES ARE EXPECTED WITHIN AN HOUR. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN SHORTLY.

HAZARD…LIFE THREATENING FLASH FLOODING. THUNDERSTORMS PRODUCING FLASH FLOODING.

SOURCE…RADAR.

IMPACT…LIFE THREATENING FLASH FLOODING OF CREEKS AND STREAMS, URBAN AREAS, HIGHWAYS, STREETS AND UNDERPASSES.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

TURN AROUND, DON’T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES.

UPDATED: Rainy Week on Tap for Arlington

By ARLnow.com

Update at noon — The Flash Flood Watch has been cancelled.

Earlier: Arlington County is under a Flash Flood Watch through Monday evening.

The watch, which went into effect at 8 a.m., warns of the possibility of heavy downpours that could cause sudden flooding.

From the National Weather Service:

…FLASH FLOOD WATCH REMAINS IN EFFECT FROM 8 AM EDT MONDAY THROUGH MONDAY AFTERNOON…

The Flash Flood Watch continues for

* A portion of northern Virginia, including the following areas: Arlington/Falls Church/Alexandria, Fairfax, Prince William/Manassas/Manassas Park and Southern Fauquier.

* From 8 AM EDT Monday through Monday afternoon.

* Showers and scattered thunderstorms are expected to develop just after daybreak Monday morning and persist through the first half of the afternoon. The stronger thunderstorms may be capable of producing 2 to 4 inches of rain per hour.

* This much rain in a short amount of time would result in rapid rises on streams and creeks and in urbanized and poor drainage areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Today’s flooding potential follows flash flooding in parts of Arlington early Sunday morning. Mobile phones buzzed with a Flash Flood Warning after midnight, as storms dumped torrential rainfall at a rate of upwards of 6 inches per hour.

Parts of I-395 in Arlington became inundated with high standing water. ARLnow has also heard reports of flooded areas along Columbia Pike.

Alexandria was particularly hard-hit by the flash flooding, with extensive flood damage reported in parts of the Del Ray neighborhood.

Today’s rain is just the start of what’s expected to be a busy week. More downpours, plus the remnants of Tropical Storm Fred, will bring additional flood threats through Thursday, forecasters say.

Arlington Is Under Another Severe Thunderstorm Watch

By ARLnow.com

Another day, another storm watch

Arlington and the entire D.C. area is under a Severe Thunderstorm Watch. under 8 p.m. Forecasters say storms packing frequent lightning, hail, and damaging wind gusts up to 70 mph are possible later today.

More from the National Weather Service, via Twitter:

Flickr pool photo by Joseph Gruber

JUST IN: Arlington Under Severe Thunderstorm Watch Today

By ARLnow.com

After last night’s strong storms that knocked out power to more than 5,000 homes and businesses, more stormy weather might be on the way.

The National Weather Service has issued a Severe Thunderstorm Watch for Arlington and much of the region.

Damaging winds, frequent lightning and hail are possible from storms later today. The was is in effect until 9 p.m.

UPDATED: More Than 5,000 Without Power in Arlington

By ARLnow.com
Power outages in Arlington at 6:20 p.m. (via Dominion)

Update at 11:15 p.m. — The number of outages in Arlington is now down to 2,655, according to Dominion.

Update at 9:35 p.m. — About 4,000 Dominion customers are still in the dark in Arlington. Power was restored to more than 1,000 homes and businesses over the past three hours.

Update at 6:20 p.m. — Dominion is reporting 5,015 homes and businesses without power in Arlington, the wake of a strong storm that moved through the area and downed trees and utility lines. Most of the outages are concentrated along Arlington’s northwestern border. There are also extensive outages in the City of Falls Church, according to an outage map.

Earlier: A Severe Thunderstorm Warning has been issued for Arlington.

A strong storm packing damaging winds is heading east in the direction of Arlington, forecasters say. Anyone outside should seek cover.

More from the National Weather Service:

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
512 PM EDT TUE AUG 10 2021

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR… THE CITY OF FAIRFAX IN NORTHERN VIRGINIA… ARLINGTON COUNTY IN NORTHERN VIRGINIA… THE CITY OF FALLS CHURCH IN NORTHERN VIRGINIA… NORTHEASTERN FAIRFAX COUNTY IN NORTHERN VIRGINIA… THE CITY OF ALEXANDRIA IN NORTHERN VIRGINIA…

* UNTIL 600 PM EDT.

* AT 512 PM EDT, A SEVERE THUNDERSTORM WAS LOCATED OVER MERRIFIELD, OR OVER MANTUA, MOVING EAST AT 15 MPH.

HAZARD…60 MPH WIND GUSTS.

SOURCE…RADAR INDICATED.

IMPACT…DAMAGING WINDS WILL CAUSE SOME TREES AND LARGE BRANCHES TO FALL. THIS COULD INJURE THOSE OUTDOORS, AS WELL AS DAMAGE HOMES AND VEHICLES. ROADWAYS MAY BECOME BLOCKED BY DOWNED TREES. LOCALIZED POWER OUTAGES ARE POSSIBLE.
UNSECURED LIGHT OBJECTS MAY BECOME PROJECTILES.

* LOCATIONS IMPACTED INCLUDE… ARLINGTON, ALEXANDRIA, ANNANDALE, SPRINGFIELD, FAIRFAX, VIENNA, GROVETON, FALLS CHURCH, HUNTINGTON, MANTUA, PIMMIT HILLS, NATIONAL HARBOR, AMERICAN LEGION BRIDGE, REAGAN NATIONAL AIRPORT, MCLEAN, ROSSLYN, CRYSTAL CITY, BURKE, OAKTON AND LINCOLNIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING.

NEW: Heat Advisories Issued for Arlington and D.C. Area

By ARLnow.com

Arlington County will be under a Heat Advisory on Wednesday afternoon and an Excessive Heat Watch for Thursday afternoon.

The National Weather Service said today that high temperatures and humidity will reach dangerous levels as the week goes on. Heat index values of 105-110 degrees are possible on Thursday.

Friday is expected to be nearly as hot, but no heat advisories have been issued yet for that day. The area will cool to more moderate summer temperatures this weekend.

More on the heat advisory and watch from NWS:

…HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM EDT WEDNESDAY…
…EXCESSIVE HEAT WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
THURSDAY EVENING…

* WHAT…For the Heat Advisory, heat index values will range from around 100 degrees west of Interstate 95 to around 105 degrees near and east of Interstate 95. For the Excessive Heat Watch, dangerously hot conditions are possible with heat indices possibly ranging from around 105 degrees west of Interstate 95 to around 110 degrees near and east of Interstate 95.

* WHERE…The Washington, Baltimore, and Fredericksburg areas, central and southern Maryland, northern Virginia, and the eastern panhandle of West Virginia.

* WHEN…For the Heat Advisory, from noon to 8 PM EDT Wednesday. For the Excessive Heat Watch, from Thursday afternoon through early Thursday evening.

* IMPACTS…Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Monitor the latest forecasts and warnings for updates on this situation. Be prepared to drink plenty of fluids, stay in an air- conditioned room, stay out of the sun, and check up on relatives and neighbors.

Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during warm or hot weather when car interiors can reach lethal temperatures in a matter of minutes.

Keep an Eye to the Skies Amid Severe Weather Threat Today

By ARLnow.com
Tree down near Bishop O’Connell High School after last night’s storms (photo courtesy Chris Farley)

(Updated at 3:10 p.m.) It’s overcast and muggy right now, but it could be stormy later today in Arlington.

A strong storm toppled trees and knocked out power to more than 2,000 homes and businesses last night in parts of Arlington — primarily around the East Falls Church area — and another round of severe weather is possible later this afternoon and evening.

Forecasters are uncertain about the extent to which the storms, which are expected to be most widespread north of the metro area, will extend south into Arlington, D.C. and elsewhere.

“Scattered severe thunderstorms with damaging wind gusts, large hail and isolated tornadoes are possible late this afternoon and this evening,” the National Weather Service said this afternoon. “Additionally, isolated occurrences of flash flooding are also possible.”

A Severe Thunderstorm Watch was just issued for Arlington and surrounding areas, warning of the possibility of frequent lightning, ping-pong-sized hail, and damaging wind gusts up to 70 mph. A Tornado Watch has also been issued for areas to the north and east.

More from NWS:

UPDATE: Power Outages in Arlington After Strong Storm

By ARLnow.com
Power outages after storm, as of 11 p.m. (via Dominion)

Update at 11:05 p.m. — Dominion is currently reporting 2,050 customers without power in Arlington, mostly in northern and western parts of the county. More than 19,500 customers are also without power in Falls Church and Fairfax County after the powerful storm.

Earlier: Arlington County is under a Severe Thunderstorm Warning.

A line of strong storms packing gusty winds is moving through the county from north to south. Expect power outages and the possibility of downed trees and power lines.

As of 10:35 p.m., the strongest part of the storm was over parts of western Arlington County including East Falls Church.

Arlington Under Severe Thunderstorm Watch Today

By ARLnow.com

A Severe Thunderstorm Watch was just issued for Arlington and parts of the D.C. area.

Arlington, Alexandria, Falls Church and Fairfax County are among the Northern Virginia locales under the watch, which is in effect until 8 p.m.

D.C. and points north and east are also included in the watch.

Storms packing damaging winds are possible as a cold front crosses the area, forecasters say. On the positive side, the cold front will bring lower humidity levels and should help clear up some of the wildfire-induced haze that has the Washington region under a Code Orange Air Quality Alert today.

More from the National Weather Service:

 

UPDATED: Arlington Under Flash Flood, Severe Thunderstorm Watches

By ARLnow.com

Update at 1:50 p.m. — In addition to the Flash Flood Watch, a Severe Thunderstorm Watch was just issued for the area. Damaging winds, hail and torrential downpours are possible, forecasters say.

Earlier: Storms packing heavy downpours could cause sudden flooding later today.

The National Weather Service has issued a Flash Flood Watch for Arlington and much of the region. The watch is in effect starting at 2 p.m. this afternoon, until early morning Sunday.

More from NWS:

…FLASH FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE
SATURDAY NIGHT…

The National Weather Service in Sterling Virginia has issued a

* Flash Flood Watch for portions of DC, Maryland and northern Virginia, including the following areas: in DC, District of Columbia. In Maryland, Anne Arundel, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Northern Baltimore, Northwest Harford, Prince Georges, Southeast Harford and Southern Baltimore. In northern Virginia, Arlington/Falls Church/Alexandria and Fairfax.

* From Saturday afternoon through late Saturday night.

* Multiple rounds of thunderstorms are expected Saturday afternoon through Saturday evening, potentially lingering into early Sunday morning. Localized rainfall amounts of up to 1-2 inches per hour will be possible at times. Total rainfall amounts of 1-3 inches, with locally higher amounts possible.

* Heavy rain in short periods of time will cause the potential for streams and creeks to quickly rise out of their banks as well as the potential for flash flooding in urban areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

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