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Severe Thunderstorm Warning 0357
Issued by the Baltimore / Washington Forecast Office

Action Issued Starts Expiration
New 2026-08-07 16:58:29 2026-08-07 16:58:00 2026-08-07 18:00:00
Continued 2026-08-07 17:00:59 2026-08-07 18:00:00
Cancelled 2026-08-07 17:26:30 2026-08-07 18:00:00


Action: New
Issued At: 2026-08-07 16:58:29

440 
WUUS51 KLWX 072158
SVRLWX
MDC031-VAC059-107-072300-
/O.NEW.KLWX.SV.W.0357.260807T2158Z-260807T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
558 PM EDT Fri Aug 7 2026

The National Weather Service in Sterling Virginia has issued a

* Severe Thunderstorm Warning for...
  Southern Montgomery County in central Maryland...
  Eastern Loudoun County in northern Virginia...
  Northeastern Fairfax County in northern Virginia...

* Until 700 PM EDT.

* At 558 PM EDT, a severe thunderstorm was located over Potomac, or
  near Rockville, moving east at 10 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, Germantown, Rockville, Bethesda, Gaithersburg, Reston,
  Olney, Falls Church, Lowes Island, Pimmit Hills, Mclean, American
  Legion Bridge, Aspen Hill, Potomac, North Bethesda, Sterling, North
  Potomac, Tysons Corner, Redland, and Wolf Trap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3915 7702 3900 7703 3889 7717 3901 7741
      3904 7743 3907 7742 3912 7737 3914 7728
TIME...MOT...LOC 2158Z 271DEG 11KT 3906 7720 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

DHOF


Action: Continued
Issued At: 2026-08-07 17:00:59

486 
WWUS51 KLWX 072200
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
600 PM EDT Fri Aug 7 2026

MDC031-VAC059-107-072300-
/O.CON.KLWX.SV.W.0357.000000T0000Z-260807T2300Z/
Montgomery MD-Loudoun VA-Fairfax VA-
600 PM EDT Fri Aug 7 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR SOUTHERN MONTGOMERY...EASTERN LOUDOUN AND NORTHEASTERN FAIRFAX
COUNTIES...

At 600 PM EDT, a severe thunderstorm was located over Rockville,
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...
Germantown, Rockville, Bethesda, Gaithersburg, Reston, Olney, Lowes 
Island, Pimmit Hills, Mclean, American Legion Bridge, Aspen Hill, 
Potomac, North Bethesda, Sterling, North Potomac, Tysons Corner, 
Redland, and Wolf Trap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3915 7702 3900 7703 3889 7717 3901 7741
      3904 7743 3907 7742 3912 7737 3914 7728
TIME...MOT...LOC 2200Z 271DEG 11KT 3906 7719 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

DHOF


Action: Cancelled
Issued At: 2026-08-07 17:26:30

314 
WWUS51 KLWX 072225
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
625 PM EDT Fri Aug 7 2026

MDC031-VAC059-107-072235-
/O.CAN.KLWX.SV.W.0357.000000T0000Z-260807T2300Z/
Montgomery MD-Loudoun VA-Fairfax VA-
625 PM EDT Fri Aug 7 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MONTGOMERY...EASTERN
LOUDOUN AND NORTHEASTERN FAIRFAX COUNTIES IS CANCELLED...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However, heavy rain is
still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
District of Columbia...central Maryland...and northern Virginia.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sterling Virginia.

&&

LAT...LON 3915 7702 3900 7703 3889 7717 3901 7741
      3904 7743 3907 7742 3912 7737 3914 7728
TIME...MOT...LOC 2223Z 271DEG 11KT 3906 7709 

$$

DHOF



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