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Flood Warning

FLOOD WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
455 AM EDT THU SEP 29 2016

DCC001-MDC003-013-027-031-033-291500-
/O.NEW.KLWX.FA.W.0066.160929T0855Z-160929T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DISTRICT OF COLUMBIA DC-PRINCE GEORGES MD-CARROLL MD-HOWARD MD-
MONTGOMERY MD-ANNE ARUNDEL MD-
455 AM EDT THU SEP 29 2016

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* FLOOD WARNING FOR...
  THE DISTRICT OF COLUMBIA...
  NORTHWESTERN PRINCE GEORGES COUNTY IN CENTRAL MARYLAND...
  SOUTH CENTRAL CARROLL COUNTY IN NORTH CENTRAL MARYLAND...
  HOWARD COUNTY IN CENTRAL MARYLAND...
  MONTGOMERY COUNTY IN CENTRAL MARYLAND...
  NORTHWESTERN ANNE ARUNDEL COUNTY IN CENTRAL MARYLAND...

* UNTIL 1100 AM EDT THURSDAY

* AT 454 AM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN WHICH WILL CAUSE FLOODING. UP TO ONE INCH OF RAIN HAS
  ALREADY FALLEN.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ARLINGTON...ALEXANDRIA...COLUMBIA...GERMANTOWN...ROCKVILLE...
  BETHESDA...GAITHERSBURG...BOWIE...SEVERN...OLNEY...COLLEGE PARK...
  FORT WASHINGTON...GREENBELT...LANGLEY PARK...BELTSVILLE...
  ELKRIDGE...DAMASCUS...CORAL HILLS...BLADENSBURG AND NATIONAL
  HARBOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON`T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3936 7688 3933 7688 3929 7678 3927 7680
      3918 7663 3871 7701 3874 7704 3879 7705
      3879 7704 3887 7704 3897 7715 3898 7723
      3900 7725 3902 7725 3905 7732 3948 7705

$$

RCM




Coastal Flood Advisory

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
324 AM EDT THU SEP 29 2016


DCZ001-VAZ054-291530-
/O.EXT.KLWX.CF.Y.0070.160929T1000Z-160930T1600Z/
DISTRICT OF COLUMBIA-ARLINGTON/FALLS CHURCH/ALEXANDRIA-
324 AM EDT THU SEP 29 2016

...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL NOON EDT FRIDAY...

* TIDAL ANOMALY...AROUND ONE FOOT ABOVE NORMAL TONIGHT...
  INCREASING THURSDAY.

* TIMING...AROUND HIGH TIDE THURSDAY MORNING AND EVENING.
  COASTAL FLOODING MAY INTENSIFY EACH DAY INTO THE WEEKEND.

* EXPECTED IMPACTS...MINOR INUNDATION OF LOW LYING SHORELINE.

HERE ARE THE TIMES OF THE NEXT HIGH TIDES FOR A FEW LOCATIONS...
WASHINGTON CHANNEL...7:36 AM THIS MORNING...8:00 PM TONIGHT...AND
8:21 AM FRIDAY MORNING...
ALEXANDRIA...7:54 AM THIS MORNING...8:18 PM TONIGHT...AND 8:39 AMD
FRIDAY MORNING...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE FLOODING OF LOW AREAS ALONG THE SHORE.

&&

&&

ALL TIDE HEIGHTS ARE RELATIVE TO MEAN LOWER LOW WATER.
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.

$$

$$

HTS




Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
150 AM EDT THU SEP 29 2016

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-300600-
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-DISTRICT OF COLUMBIA-SOUTHERN BALTIMORE-PRINCE GEORGES-
ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT-SOUTHEAST HARFORD-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-
150 AM EDT THU SEP 29 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE
CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN
CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF
COLUMBIA.

.DAY ONE...OVERNIGHT

A FLASH FLOOD WATCH IS IN EFFECT FOR THE ENTIRE OUTLOOK AREA.
PLEASE REFER TO FLASH FLOOD MESSAGE FOR MORE DETAILS.

A GALE WARNING IS IN EFFECT FOR THE MAIN CHANNEL OF THE CHESAPEAKE
BAY AND EASTERN INLETS.

GUSTY THUNDERSTORMS ARE POSSIBLE ACROSS THE WATERS OVERNIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THE FLASH FLOOD WATCH CONTINUES THURSDAY INTO FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

$$



Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1235 AM EDT THU SEP 29 2016


DCZ001-MDZ003>006-011-013-014-016>018-501>508-VAZ025>031-036>040-
050>057-501-502-505>508-WVZ050>053-055-501>504-291245-
/O.CON.KLWX.FF.A.0011.000000T0000Z-160930T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CHARLES-ST. MARYS-CALVERT-EXTREME WESTERN ALLEGANY-
CENTRAL AND EASTERN ALLEGANY-NORTHWEST MONTGOMERY-
CENTRAL AND SOUTHEAST MONTGOMERY-NORTHWEST HOWARD-
CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-SOUTHEAST HARFORD-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN LOUDOUN-
EASTERN LOUDOUN-NORTHERN VIRGINIA BLUE RIDGE-
CENTRAL VIRGINIA BLUE RIDGE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...ST. CHARLES...WALDORF...LEXINGTON PARK...
CALIFORNIA...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...FROSTBURG...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...LOVINGSTON...
CHARLOTTESVILLE...STANARDSVILLE...MADISON...ORANGE...
GORDONSVILLE...CULPEPER...DALE CITY...MANASSAS...WOODBRIDGE...
LAKE RIDGE...MONTCLAIR...RESTON...HERNDON...ANNANDALE...
CENTREVILLE...CHANTILLY...MCLEAN...FRANCONIA...ARLINGTON...
ALEXANDRIA...FALMOUTH...FREDERICKSBURG...DAHLGREN...WARRENTON...
TURNBULL...PURCELLVILLE...LEESBURG...ASHBURN...STERLING...
BIG MEADOWS...WINTERGREEN...ROMNEY...PAW PAW...MARTINSBURG...
CHARLES TOWN...SHEPHERDSTOWN...MOOREFIELD...BAYARD...
MOUNT STORM...PETERSBURG...ELK GARDEN...ANTIOCH...KEYSER...
NEW CREEK...RIDGEVILLE...RUSSELLDALE...HEADSVILLE...FORT ASHBY
1235 AM EDT THU SEP 29 2016

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH FRIDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MARYLAND...THE DISTRICT OF COLUMBIA...VIRGINIA AND
  WEST VIRGINIA...INCLUDING THE FOLLOWING AREAS...IN MARYLAND...
  ANNE ARUNDEL...CALVERT...CARROLL...CENTRAL AND EASTERN
  ALLEGANY...CENTRAL AND SOUTHEAST HOWARD...CENTRAL AND
  SOUTHEAST MONTGOMERY...CHARLES...EXTREME WESTERN ALLEGANY...
  FREDERICK MD...NORTHERN BALTIMORE...NORTHWEST HARFORD...
  NORTHWEST HOWARD...NORTHWEST MONTGOMERY...PRINCE GEORGES...
  SOUTHEAST HARFORD...SOUTHERN BALTIMORE...ST. MARYS AND
  WASHINGTON. THE DISTRICT OF COLUMBIA. IN VIRGINIA...
  ALBEMARLE...ARLINGTON/FALLS CHURCH/ALEXANDRIA...AUGUSTA...
  CENTRAL VIRGINIA BLUE RIDGE...CLARKE...CULPEPER...EASTERN
  LOUDOUN...FAIRFAX...FREDERICK VA...GREENE...KING GEORGE...
  MADISON...NELSON...NORTHERN FAUQUIER...NORTHERN VIRGINIA BLUE
  RIDGE...ORANGE...PAGE...PRINCE WILLIAM/MANASSAS/MANASSAS
  PARK...RAPPAHANNOCK...ROCKINGHAM...SHENANDOAH...SOUTHERN
  FAUQUIER...SPOTSYLVANIA...STAFFORD...WARREN AND WESTERN
  LOUDOUN. IN WEST VIRGINIA...BERKELEY...EASTERN GRANT...EASTERN
  MINERAL...HAMPSHIRE...HARDY...JEFFERSON...MORGAN...WESTERN
  GRANT AND WESTERN MINERAL.

* INTO FRIDAY MORNING

* A POWERFUL LOW PRESSURE SYSTEM OVER THE MIDWEST WILL BRING
  PERIODS OF HEAVY RAIN TO OUR AREA INTO FRIDAY MORNING.

* WIDESPREAD RAINFALL AMOUNTS OF 4 TO 8 INCHES ARE EXPECTED.
  LOCALIZED AMOUNTS UP TO A FOOT OF RAIN ARE POSSIBLE...
  INCLUDING ALONG THE EASTERN SLOPES OF THE NORTHERN VIRGINIA
  BLUE RIDGE AND CATOCTIN MOUNTAIN IN MARYLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE NEXT FEW DAYS WILL BE A DANGEROUS TIME...REQUIRING MORE
THAN THE USUAL AWARENESS...PLANNING AND PREPARATIONS.

IF YOU ARE NEAR STREAMS OR DRAINAGE DITCHES...KEEP AN EYE ON THEM
AND BE READY TO QUICKLY SEEK HIGHER GROUND. WATER MAY RISE
RAPIDLY.

CLEAR OUT STORM DRAINS.

THOSE PRONE TO BASEMENT FLOODING SHOULD PREPARE. COMMUNITIES
PRONE TO FLOODING SHOULD PREPARE.

CONTINUE TO CHECK IN ON THE FORECAST FOR UPDATES.

WARNINGS WILL BE ISSUED FOR AREAS WHERE FLOODING IS IMMINENT.
ENSURE YOU GET WARNINGS FROM THE NATIONAL WEATHER SERVICE THROUGH
YOUR MOBILE PHONE AND OR NOAA WEATHER RADIO.

BE PREPARED TO TAKE ACTION IF A WARNING IS ISSUED FOR WHERE YOU
ARE OR IF FLOODING IS OBSERVED.

ENSURE YOUR KIDS DONT PLAY NEAR FLOOD WATERS.

REMEMBER IF YOU COME ACROSS WATER CROSSING A ROAD...TURN AROUND
DONT DROWN!

&&

$$

MELLIOTT




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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