WFO BALTIMORE MD./WASHINGTON D.C. Warnings, Watches and Advisories for Thursday, June 19, 2025

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SEVERE THUNDERSTORM WARNING

The National Weather Service in Sterling Virginia has issued a

* Severe Thunderstorm Warning for...

Northeastern Harford County in northern Maryland...

Cecil County in northeastern Maryland...

* Until 515 PM EDT.

* At 425 PM EDT, a severe thunderstorm was located near Conowingo, or

11 miles northwest of Havre De Grace, moving east at 40 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...

Elkton, Aberdeen, Havre De Grace, Aberdeen Proving Ground, Calvert,

Bel Air South, Bel Air North, Riverside, North East, Rising Sun,

Perryman, Charlestown, Zion, Blake, Barksdale, West Nottingham,

Octoraro, Brantwood, Fair Hill, and Glen Westover.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

building.

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BALTIMORE COUNTY

IS CANCELLED...

The severe thunderstorm which prompted the warning has moved out of

the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for

northern and northeastern Maryland.

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT

FOR NORTHEASTERN HARFORD AND WESTERN CECIL COUNTIES...

At 426 PM EDT, a severe thunderstorm was located over Rock Springs,

or 13 miles north of Havre De Grace, moving east at 50 mph.

HAZARD...60 mph wind gusts.

SOURCE...Emergency management.

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...

Darlington and Scarboro.

Continuous cloud to ground lightning is occurring with this storm.

Move indoors immediately. Lightning is one of nature's leading

killers. Remember, if you can hear thunder, you are close enough to

be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to

flash flooding. Do not drive your vehicle through flooded roadways.

Southeastern Anne Arundel County in central Maryland...

Northwestern St. Marys County in southern Maryland...

Calvert County in southern Maryland...

Southern Prince Georges County in central Maryland...

Charles County in southern Maryland...

East central Stafford County in northern Virginia...

Southeastern Fairfax County in northern Virginia...

Southeastern Prince William County in northern Virginia...

* Until 530 PM EDT.

* At 426 PM EDT, a severe thunderstorm was located over Quantico,

moving east at 50 mph.

SOURCE...Emergency management.

Stafford, Waldorf, Clinton, Fort Washington, Fort Hunt, La Plata,

Fort Belvoir, Shady Side, Chesapeake Beach, Deale, Woodbridge,

Prince Frederick, Quantico, Hallowing Point, Aquia Creek, Breezy

Point, Sheridan Point, Port Tobacco River, Lake Ridge, and Lorton.

Large hail, damaging wind, and continuous cloud to ground lightning

are occurring with this storm. Move indoors immediately. Lightning is

one of nature's leading killers. Remember, if you can hear thunder,

you are close enough to be struck by lightning.

Central Baltimore City in northern Maryland...

Anne Arundel County in central Maryland...

Southeastern Howard County in central Maryland...

Southeastern Baltimore County in northern Maryland...

Northeastern Prince Georges County in central Maryland...

* At 429 PM EDT, a severe thunderstorm was located over

Lanham-Seabrook, or over Greenbelt, moving east at 50 mph.

HAZARD...70 mph wind gusts.

SOURCE...Emergency management reports a history of downed trees

with this line of storms.

Baltimore, Columbia, Bowie, Severn, Annapolis, Crofton, Middle

River, Elkridge, Riviera Beach, Mayo, Shady Side, Naval Academy,

Upper Marlboro, Baltimore-Washington Airport, Severn River, South

River, Fort Smallwood State Park, Gibson Island, Bodkin Point, and

Sillery Bay.

This is a DANGEROUS SITUATION. This storm is producing widespread

wind damage. SEEK SHELTER NOW inside a sturdy structure and stay

away from windows!

Damaging wind, and continuous cloud to ground lightning are

occurring with this storm. Move indoors immediately. Lightning is

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