Active Weather Alerts
Special Marine Warning
Issued: 8:09 PM Jun. 19, 2025 – National Weather Service
The National Weather Service in Sterling Virginia has issued a * Special Marine Warning for... Chesapeake Bay from North Beach to Drum Point MD... Chesapeake Bay from Pooles Island to Sandy Point MD... Chesapeake Bay from Sandy Point to North Beach MD... Chesapeake Bay north of Pooles Island MD... Chester River to Queenstown MD... Choptank River to Cambridge MD and the Little Choptank River... Eastern Bay... Patapsco River including Baltimore Harbor... Patuxent River to Broomes Island MD... * Until 615 PM EDT. * At 408 PM EDT, severe thunderstorms were located along a line extending from 26 nm north of Key Bridge to near Alexandria to 12 nm west of Aquia Creek, moving east at 50 knots. HAZARD...Wind gusts in excess of 48 knots. SOURCE...Observed wind of 57 knots at Dulles International Airport. IMPACT...Boaters could easily be thrown overboard by suddenly higher wind and waves capsizing their vessel. Boats could suffer significant damage in high winds. * Locations impacted include... Choptank River, Kent Narrows Bridge, North Point State Park, Magothy River, Rock Hall, Chester River, Eastern Bay, Dobbins Island, Blackwalnut Point, Pooles Island, Cuckold Creek, Herring Bay, Gunpowder River, Sandy Point State Park, Northeast River, Bloody Point Light, Thomas Point Light, Calvert Cliffs, Poplar Island, and Parsons Island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && HAIL...0.00IN; WIND...48KTS
Severe Thunderstorm Warning
Issued: 8:08 PM Jun. 19, 2025 – National Weather Service
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR NORTHERN HARFORD...WESTERN CECIL AND NORTH CENTRAL BALTIMORE COUNTIES... At 407 PM EDT, a severe thunderstorm was located near Jarrettsville, or 15 miles northeast of Cockeysville, 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... Cockeysville, Bel Air North, Fallston, Jarrettsville, Pylesville, Darlington, Cardiff, Freeland, Norrisville, Bentley Springs, Forest Hill, Phoenix, Street, Jacksonville, Butler, Monkton, Hickory, Whiteford, Glencoe, and Hunt Valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. 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. && HAIL THREAT...RADAR INDICATED; MAX HAIL SIZE...<.75 IN; WIND THREAT...OBSERVED; MAX WIND GUST...60 MPH
Severe Thunderstorm Watch
Issued: 5:46 PM Jun. 19, 2025 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 442 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THE DISTRICT OF COLUMBIA IN MARYLAND THIS WATCH INCLUDES 14 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL HOWARD MONTGOMERY PRINCE GEORGES IN NORTH CENTRAL MARYLAND CARROLL FREDERICK WASHINGTON IN NORTHEAST MARYLAND CECIL IN NORTHERN MARYLAND BALTIMORE BALTIMORE CITY HARFORD IN SOUTHERN MARYLAND CALVERT CHARLES ST. MARYS IN VIRGINIA THIS WATCH INCLUDES 33 COUNTIES IN CENTRAL VIRGINIA ALBEMARLE CITY OF CHARLOTTESVILLE CITY OF FREDERICKSBURG GREENE KING GEORGE NELSON ORANGE SPOTSYLVANIA IN NORTHERN VIRGINIA ARLINGTON CITY OF ALEXANDRIA CITY OF FAIRFAX CITY OF FALLS CHURCH CITY OF MANASSAS CITY OF MANASSAS PARK CULPEPER FAIRFAX FAUQUIER LOUDOUN PRINCE WILLIAM STAFFORD IN NORTHWEST VIRGINIA CITY OF WINCHESTER CLARKE FREDERICK MADISON PAGE RAPPAHANNOCK SHENANDOAH WARREN IN WESTERN VIRGINIA AUGUSTA CITY OF HARRISONBURG CITY OF STAUNTON CITY OF WAYNESBORO ROCKINGHAM IN WEST VIRGINIA THIS WATCH INCLUDES 2 COUNTIES IN PANHANDLE WEST VIRGINIA BERKELEY JEFFERSON THIS INCLUDES THE CITIES OF ABERDEEN, ALEXANDRIA, ANNAPOLIS, ARLINGTON, ARNOLD, ASPEN HILL, BALLENGER CREEK, BALTIMORE, BEL AIR, BERRYVILLE, BETHESDA, BOWIE, CALIFORNIA, CAMP SPRINGS, CATONSVILLE, CHANTILLY, CHARLES TOWN, CHARLOTTESVILLE, CHESAPEAKE BEACH, CLINTON, COLLEGE PARK, COLUMBIA, CROZET, CULPEPER, DAHLGREN, DUNDALK, DUNKIRK, EDGEWOOD, ELDERSBURG, ELKTON, ELLICOTT CITY, ESSEX, FAIRFAX, FALLS CHURCH, FALLSTON, FALMOUTH, FREDERICK, FREDERICKSBURG, FRONT ROYAL, GAITHERSBURG, GERMANTOWN, GLEN BURNIE, GORDONSVILLE, GREENBELT, GREENFIELD, HAGERSTOWN, HARRISONBURG, HARRISONBURG, HAVRE DE GRACE, HERNDON, HUNTINGTOWN, JOPPATOWNE, LAUREL, LEESBURG, LEXINGTON PARK, LURAY, LUSBY, MADISON, MANASSAS, MANASSAS PARK, MARTINSBURG, MCLEAN, NORTH BEACH, ODENTON, ORANGE, PARKVILLE, PIKESVILLE, POTOMAC, PRINCE FREDERICK, RANDALLSTOWN, RESTON, ROCKVILLE, SEVERN, SEVERNA PARK, SHENANDOAH, SHEPHERDSTOWN, SILVER SPRING, SOUTH GATE, SPOTSYLVANIA COURTHOUSE, ST. CHARLES, STANARDSVILLE, STANLEY, STAUNTON, STAUNTON, STERLING, STRASBURG, SUITLAND-SILVER HILL, TOWSON, WALDORF, WARRENTON, WASHINGTON, WASHINGTON, WAYNESBORO, WAYNESBORO, WESTMINSTER, WINCHESTER, WINCHESTER, WOODBRIDGE, AND WOODSTOCK.
Severe Thunderstorm Watch
Issued: 5:46 PM Jun. 19, 2025 – National Weather Service
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 442 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS CHESAPEAKE BAY NORTH OF POOLES ISLAND MD CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA PATAPSCO RIVER INCLUDING BALTIMORE HARBOR CHESTER RIVER TO QUEENSTOWN MD EASTERN BAY CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER PATUXENT RIVER TO BROOMES ISLAND MD TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND
Small Craft Advisory
Issued: 2:10 PM Jun. 19, 2025 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT FRIDAY... * WHAT...Southwest winds 10 to 15 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay north of Sandy Point MD, Patapsco River including Baltimore Harbor, and Chester River to Queenstown MD. * WHEN...Until 6 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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