District of Columbia County, District of Columbia
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: District of Columbia County, District of Columbia
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Coastal Flood Advisory
DCZ001-VAZ054-211700-
/O.EXT.KLWX.CF.Y.0085.000000T0000Z-170922T0400Z/
DISTRICT OF COLUMBIA-ARLINGTON/FALLS CHURCH/ALEXANDRIA-
452 AM EDT THU SEP 21 2017

...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

* LOCATIONS...SHORELINE IN THE DISTRICT OF COLUMBIA AND
ARLINGTON COUNTY AND THE CITY OF ALEXANDRIA.

* TIDAL DEPARTURE...AROUND 1 TO 1.5 FEET ABOVE NORMAL.

* TIMING...AROUND HIGH TIDE THROUGH THURSDAY MORNING. HIGH TIDE AT
WASHINGTON CHANNEL IS AT 9:29 AM AND AT 9:50 PM TONIGHT AND HIGH
TIDE AT ALEXANDRIA IS AT 9:47 AM AND AT 10:08 PM.

* IMPACTS...SHORELINE INUNDATION IS EXPECTED ALONG PORTIONS OF
THE SEAWALL ADJACENT TO OHIO DRIVE AND THE HAINS POINT LOOP
ROAD. WATER IS EXPECTED TO APPROACH THE CURB NEAR THE
INTERSECTION OF KING STREET AND STRAND STREET IN ALEXANDRIA.
MINOR SHORELINE INUNDATION IS POSSIBLE ELSEWHERE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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