District of Columbia Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Coastal Flood Advisory
Issued: 3:59 PM EDT Aug. 21, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 9 am EDT
Wednesday...

* locations... shoreline in the District of Columbia.

* Tidal departure... 1 to 1.5 feet above normal.

* Timing... around the times of high tide this afternoon and
again Wednesday morning. High tide at Washington Channel is at
5:38 PM this afternoon and again at 5:58 am Wednesday morning.

* Impacts... shoreline inundation is expected along portions of
the seawall adjacent to Ohio drive and the Hains Point loop
Road, and near the Tidal Basin and Jefferson Memorial. Minor
shoreline inundation up to one foot above ground is possible
elsewhere.



Public Information Statement
Issued: 6:47 PM EDT Aug. 21, 2018 – National Weather Service

The following are unofficial observations taken during the past 12
hours for storms that have been affecting our region. Appreciation is
extended to our Skywarn spotters for these reports. This summary is
also available on our home Page at weather.Gov/Baltimore

********************storm total rainfall********************

Location storm total time/date comments
                     rainfall of
                     /inches/ measurement

Maryland

... Allegany County...
   Mount Savage 1.50 310 PM 8/21 trained spotter

Virginia

... Arlington County...
   Ballston 1 SSW 2.20 553 PM 8/21 trained spotter

... Fairfax County...
   Dunn Loring 1 SSE 3.97 543 PM 8/21 trained spotter
   Chantilly 3 E 2.00 108 PM 8/21 trained spotter
   Baileys Crossroads 1 1.63 133 PM 8/21 trained spotter

West Virginia

... Grant County...
   Kline Gap 2 ESE 1.08 345 PM 8/21 trained spotter

&&

*****metadata*****
:8/21/2018, 310 PM, MD, Allegany, Mount Savage, , , 39.69590, -78.87670, rain, 1.50, inch, trained spotter, storm total rainfall,
:8/21/2018, 553 PM, VA, Arlington, Ballston, 1, SSW, 38.86360, -77.12680, rain, 2.20, inch, trained spotter, storm total rainfall,
:8/21/2018, 543 PM, VA, Fairfax, Dunn Loring, 1, SSE, 38.87430, -77.21500, rain, 3.97, inch, trained spotter, storm total rainfall,
:8/21/2018, 108 PM, VA, Fairfax, Chantilly, 3, E, 38.87005, -77.35999, rain, 2.00, inch, trained spotter, storm total rainfall,
:8/21/2018, 133 PM, VA, Fairfax, Baileys Crossroads, 1, NNE, 38.86240, -77.12430, rain, 1.63, inch, trained spotter, storm total rainfall,
:8/21/2018, 345 PM, WV, Grant, Kline Gap, 2, ESE, 39.06560, -79.16140, rain, 1.08, inch, trained spotter, storm total rainfall,


Coastal Flood Advisory
Issued: 3:59 PM EDT Aug. 21, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 9 am EDT
Wednesday...

* locations... shoreline in the District of Columbia.

* Tidal departure... 1 to 1.5 feet above normal.

* Timing... around the times of high tide this afternoon and
again Wednesday morning. High tide at Washington Channel is at
5:38 PM this afternoon and again at 5:58 am Wednesday morning.

* Impacts... shoreline inundation is expected along portions of
the seawall adjacent to Ohio drive and the Hains Point loop
Road, and near the Tidal Basin and Jefferson Memorial. Minor
shoreline inundation up to one foot above ground is possible
elsewhere.



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