Rockville, MD Severe Weather Alertstar_ratehome

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR NORTHERN ANNE ARUNDEL...SOUTHEASTERN HOWARD...EAST CENTRAL
MONTGOMERY...SOUTH CENTRAL BALTIMORE AND NORTH CENTRAL PRINCE GEORGES
COUNTIES AND SOUTHEASTERN BALTIMORE CITY...

At 605 PM EDT, severe thunderstorms were located along a line
extending from Dundalk to Severna Park, moving east at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

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...
Baltimore-Washington Airport, Calverton, Ilchester, Beltsville,
Savage, Brooklyn Park, Glen Burnie, Edgemere, Harmans, Fort Meade,
Halethorpe, Hillandale, Turners Station, Georgetown, Fort Smallwood
State Park, Riviera Beach, Linthicum, Fort Howard, Savage-guilford,
and University of Maryland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&


THUNDERSTORM DAMAGE THREAT...CONSIDERABLE;
HAIL THREAT...RADAR INDICATED;
MAX HAIL SIZE...1.00 IN;
WIND THREAT...RADAR INDICATED;
MAX WIND GUST...70 MPH

SEVERE THUNDERSTORM WATCH 263 REMAINS VALID UNTIL 10 PM EDT THIS
EVENING FOR THE FOLLOWING AREAS

THE DISTRICT OF COLUMBIA

IN MARYLAND THIS WATCH INCLUDES 12 COUNTIES

IN CENTRAL MARYLAND

ANNE ARUNDEL                       HOWARD
MONTGOMERY
PRINCE GEORGES

IN NORTH CENTRAL MARYLAND

CARROLL

IN NORTHEAST MARYLAND

CECIL

IN NORTHERN MARYLAND

BALTIMORE
BALTIMORE CITY
HARFORD

IN SOUTHERN MARYLAND

CALVERT                       CHARLES
ST. MARYS

IN VIRGINIA THIS WATCH INCLUDES 7 COUNTIES

IN CENTRAL VIRGINIA

KING GEORGE

IN NORTHERN VIRGINIA

ARLINGTON
CITY OF ALEXANDRIA
CITY OF FAIRFAX
CITY OF FALLS CHURCH
CITY OF MANASSAS PARK
FAIRFAX

THIS INCLUDES THE CITIES OF ABERDEEN, ALEXANDRIA, ANNAPOLIS,
ARLINGTON, ARNOLD, ASPEN HILL, BALTIMORE, BEL AIR, BETHESDA,
BOWIE, CALIFORNIA, CAMP SPRINGS, CATONSVILLE, CHANTILLY,
CHESAPEAKE BEACH, CLINTON, COLLEGE PARK, COLUMBIA, DAHLGREN,
DUNDALK, DUNKIRK, EDGEWOOD, ELDERSBURG, ELKTON, ELLICOTT CITY,
ESSEX, FAIRFAX, FALLS CHURCH, FALLSTON, GAITHERSBURG, GERMANTOWN,
GLEN BURNIE, GREENBELT, HAVRE DE GRACE, HERNDON, HUNTINGTOWN,
JOPPATOWNE, LAUREL, LEXINGTON PARK, LUSBY, MANASSAS PARK, MCLEAN,
NORTH BEACH, ODENTON, PARKVILLE, PIKESVILLE, POTOMAC,
PRINCE FREDERICK, RANDALLSTOWN, RESTON, ROCKVILLE, SEVERN,
SEVERNA PARK, SILVER SPRING, SOUTH GATE, ST. CHARLES,
SUITLAND-SILVER HILL, TOWSON, WALDORF, WASHINGTON,
AND WESTMINSTER.

...FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT...

* WHAT...Moderate flooding is occurring and minor flooding is
forecast.

* WHERE...Potomac River at Edwards Ferry.

* WHEN...Until late tonight.

* IMPACTS...At 18.5 feet, The parking lot at Edwards Ferry is
completely covered by water. The parking lot at Seneca is
partially flooded.

* ADDITIONAL DETAILS...
- At 9:45 AM EDT Friday the stage was 18.5 feet, or 3.5 feet
above flood stage.
- Recent Activity...The maximum river stage in the 24 hours
ending at 9:45 AM EDT Friday was 19.6 feet.
- Forecast...The river is expected to fall below flood stage
just after midnight tonight and continue falling to 9.8 feet
Monday morning.
- Flood stage is 15.0 feet.
- Flood History...No available flood history.
- Please visit www.weather.gov/safety/flood for flood safety
and preparedness information

&&

River Name   Fld      Observed    Fri   Fri   Sat     Crest
Location     Stg   Stg  Day/Time  2PM   8PM   2AM   Stg Time Date

Potomac River
Edwards Ferr 15.0  18.5 Fri 9 am  16.9  15.6  14.7   MSG  unknown

&&