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Home Return to list Severe Thunderstorm Warning 0340 Issued by the Baltimore / Washington Forecast Office
Action: New Issued At: 2025-07-27 14:59:20
957
WUUS51 KLWX 271958
SVRLWX
MDC021-031-VAC107-272045-
/O.NEW.KLWX.SV.W.0340.250727T1958Z-250727T2045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
358 PM EDT Sun Jul 27 2025
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for...
West central Montgomery County in central Maryland...
Southwestern Frederick County in north central Maryland...
Loudoun County in northern Virginia...
* Until 445 PM EDT.
* At 358 PM EDT, a severe thunderstorm was located over Round Hill,
or 9 miles southeast of Charles Town, moving southwest 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...
Germantown, Leesburg, South Riding, Broadlands, Lansdowne, Lowes
Island, Brambleton, Poolesville, Dulles International Airport,
Ashburn, Sterling, Chantilly, Countryside, Purcellville, Round
Hill, Arcola, Oatlands, Point Of Rocks, Darnestown, and Belmont.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3915 7726 3906 7733 3886 7752 3913 7781
3932 7756
TIME...MOT...LOC 1958Z 051DEG 10KT 3916 7775
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DHOF
Action: Cancelled Issued At: 2025-07-27 15:12:51
359
WWUS51 KLWX 272012 RRA
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
412 PM EDT Sun Jul 27 2025
MDC021-272022-
/O.CAN.KLWX.SV.W.0340.000000T0000Z-250727T2045Z/
Frederick MD-
412 PM EDT Sun Jul 27 2025
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FREDERICK COUNTY
IN NORTH CENTRAL MARYLAND IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area.Therefore, the warning has been cancelled.
&&
LAT...LON 3925 7749 3922 7746 3923 7743 3915 7726
3906 7733 3886 7752 3913 7781 3927 7754
TIME...MOT...LOC 2012Z 051DEG 10KT 3913 7779
$$
MDC031-VAC107-272045-
/O.CON.KLWX.SV.W.0340.000000T0000Z-250727T2045Z/
Montgomery MD-Loudoun VA-
412 PM EDT Sun Jul 27 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR WEST CENTRAL MONTGOMERY AND LOUDOUN COUNTIES...
At 412 PM EDT, a severe thunderstorm was located over Round Hill, or
10 miles south of Charles Town, moving southwest 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...
Germantown, Leesburg, South Riding, Broadlands, Lansdowne, Lowes
Island, Brambleton, Poolesville, Dulles International Airport,
Ashburn, Sterling, Chantilly, Countryside, Purcellville, Round Hill,
Arcola, Oatlands, Darnestown, Belmont, and Hamilton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3925 7749 3922 7746 3923 7743 3915 7726
3906 7733 3886 7752 3913 7781 3927 7754
TIME...MOT...LOC 2012Z 051DEG 10KT 3913 7779
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DHOF
Action: Continued Issued At: 2025-07-27 15:12:51
359
WWUS51 KLWX 272012 RRA
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
412 PM EDT Sun Jul 27 2025
MDC021-272022-
/O.CAN.KLWX.SV.W.0340.000000T0000Z-250727T2045Z/
Frederick MD-
412 PM EDT Sun Jul 27 2025
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FREDERICK COUNTY
IN NORTH CENTRAL MARYLAND IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area.Therefore, the warning has been cancelled.
&&
LAT...LON 3925 7749 3922 7746 3923 7743 3915 7726
3906 7733 3886 7752 3913 7781 3927 7754
TIME...MOT...LOC 2012Z 051DEG 10KT 3913 7779
$$
MDC031-VAC107-272045-
/O.CON.KLWX.SV.W.0340.000000T0000Z-250727T2045Z/
Montgomery MD-Loudoun VA-
412 PM EDT Sun Jul 27 2025
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR WEST CENTRAL MONTGOMERY AND LOUDOUN COUNTIES...
At 412 PM EDT, a severe thunderstorm was located over Round Hill, or
10 miles south of Charles Town, moving southwest 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...
Germantown, Leesburg, South Riding, Broadlands, Lansdowne, Lowes
Island, Brambleton, Poolesville, Dulles International Airport,
Ashburn, Sterling, Chantilly, Countryside, Purcellville, Round Hill,
Arcola, Oatlands, Darnestown, Belmont, and Hamilton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3925 7749 3922 7746 3923 7743 3915 7726
3906 7733 3886 7752 3913 7781 3927 7754
TIME...MOT...LOC 2012Z 051DEG 10KT 3913 7779
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
DHOF
Action: Cancelled Issued At: 2025-07-27 15:23:01
671
WWUS51 KLWX 272022
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
422 PM EDT Sun Jul 27 2025
MDC031-VAC107-272032-
/O.CAN.KLWX.SV.W.0340.000000T0000Z-250727T2045Z/
Montgomery MD-Loudoun VA-
422 PM EDT Sun Jul 27 2025
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL MONTGOMERY AND
LOUDOUN COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sterling Virginia.
&&
LAT...LON 3925 7749 3922 7746 3923 7743 3915 7726
3906 7733 3886 7752 3913 7781 3927 7754
TIME...MOT...LOC 2019Z 051DEG 10KT 3911 7782
$$
DHOF
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