Charles Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Coastal Flood Advisory
Issued: 10:23 PM EDT Sep. 20, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 6 am EDT
Friday...

* locations... shoreline in Charles County and King George County.

* Tidal departure... around 2 feet above normal.

* Timing... around the time of high tide. High tide at Dahlgren
is at 1:01 am tonight. High tide at Goose Bay is at 2:09 am.

* Impacts... water is expected to reach yards near Cobb Island
and docks near Dahlgren. Minor shoreline inundation up to one
foot above ground 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.



Forecast tides are referenced to mean lower low water
(mllw) and mean higher high water (mhhw) unless
otherwise noted. Time of high total tide is
approximate to nearest hour. Total tide combines the
normal tide and departure from normal. Flood impact
is based on the total tide and waves where applicable.

Dahlgren VA
MLLW categories - minor 3.5 ft, moderate 5.0 ft, major 7.0 ft
mhhw categories - minor 1.6 ft, moderate 3.1 ft, major 5.1 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/01 am 4.0 2.1 2.3 1.0 minor
21/01 PM 3.6 1.7 2.0 1.0 minor
22/02 am 3.7 1.8 2.0 1.0 minor
22/03 PM 3.3 1.4 1.6 0.5 none
23/03 am 2.9 1.0 1.1 0.5 none
23/03 PM 2.8 0.9 1.1 0.5 none



Dhof


Coastal Flood Advisory
Issued: 10:23 PM EDT Sep. 20, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 6 am EDT
Friday...

* locations... shoreline in Charles County and King George County.

* Tidal departure... around 2 feet above normal.

* Timing... around the time of high tide. High tide at Dahlgren
is at 1:01 am tonight. High tide at Goose Bay is at 2:09 am.

* Impacts... water is expected to reach yards near Cobb Island
and docks near Dahlgren. Minor shoreline inundation up to one
foot above ground 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.



Forecast tides are referenced to mean lower low water
(mllw) and mean higher high water (mhhw) unless
otherwise noted. Time of high total tide is
approximate to nearest hour. Total tide combines the
normal tide and departure from normal. Flood impact
is based on the total tide and waves where applicable.

Dahlgren VA
MLLW categories - minor 3.5 ft, moderate 5.0 ft, major 7.0 ft
mhhw categories - minor 1.6 ft, moderate 3.1 ft, major 5.1 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/01 am 4.0 2.1 2.3 1.0 minor
21/01 PM 3.6 1.7 2.0 1.0 minor
22/02 am 3.7 1.8 2.0 1.0 minor
22/03 PM 3.3 1.4 1.6 0.5 none
23/03 am 2.9 1.0 1.1 0.5 none
23/03 PM 2.8 0.9 1.1 0.5 none



Dhof


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