Southern Baltimore Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Coastal Flood Advisory
Issued: 6:39 AM EDT Sep. 21, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 9 PM EDT this
evening...

* locations... shoreline in southern Baltimore County and the
city of Baltimore.

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

* Timing... around the time of high tide which will occur at Fort
McHenry at 5:09 PM, and at bowley bat at 6:22 PM.

* Impacts... flooding is expected at the end of Thames street in
Baltimore. Water also is expected to cover the promenade at
The Dragon boat dock in the Inner Harbor. Minor flooding is
also expected in the bowley's quarters area, and 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.

Baltimore ft McHenry MD
MLLW categories - minor 3.0 ft, moderate 5.0 ft, major 6.0 ft
mhhw categories - minor 1.3 ft, moderate 3.3 ft, major 4.3 ft

              total total departure
day/time tide tide from norm waves flood
             ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/04 PM 3.1 1.4 1.8 1.0 minor
22/05 am 3.4 1.7 1.7 0.5 minor
22/06 PM 1.9 0.2 0.5 1.0 none
23/06 am 2.1 0.4 0.4 0.5 none
23/07 PM 2.0 0.3 0.5 0.5 none

Bowleys Quarters MD
MLLW categories - minor 3.0 ft, moderate 3.8 ft, major 5.0 ft
mhhw categories - minor 1.3 ft, moderate 2.1 ft, major 3.3 ft

              total total departure
day/time tide tide from norm waves flood
             ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/06 am 3.7 2.0 2.1 1.0 minor
21/05 PM 3.1 1.4 1.9 1.0 minor
22/06 am 3.3 1.6 1.7 1.0 minor
22/06 PM 1.8 0.1 0.5 0.5 none
23/06 am 1.9 0.2 0.3 0.5 none
23/07 PM 1.8 0.1 0.4 0.5 none





Coastal Flood Advisory
Issued: 6:39 AM EDT Sep. 21, 2018 – National Weather Service

... Coastal flood advisory remains in effect until 9 PM EDT this
evening...

* locations... shoreline in southern Baltimore County and the
city of Baltimore.

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

* Timing... around the time of high tide which will occur at Fort
McHenry at 5:09 PM, and at bowley bat at 6:22 PM.

* Impacts... flooding is expected at the end of Thames street in
Baltimore. Water also is expected to cover the promenade at
The Dragon boat dock in the Inner Harbor. Minor flooding is
also expected in the bowley's quarters area, and 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.

Baltimore ft McHenry MD
MLLW categories - minor 3.0 ft, moderate 5.0 ft, major 6.0 ft
mhhw categories - minor 1.3 ft, moderate 3.3 ft, major 4.3 ft

              total total departure
day/time tide tide from norm waves flood
             ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/04 PM 3.1 1.4 1.8 1.0 minor
22/05 am 3.4 1.7 1.7 0.5 minor
22/06 PM 1.9 0.2 0.5 1.0 none
23/06 am 2.1 0.4 0.4 0.5 none
23/07 PM 2.0 0.3 0.5 0.5 none

Bowleys Quarters MD
MLLW categories - minor 3.0 ft, moderate 3.8 ft, major 5.0 ft
mhhw categories - minor 1.3 ft, moderate 2.1 ft, major 3.3 ft

              total total departure
day/time tide tide from norm waves flood
             ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
21/06 am 3.7 2.0 2.1 1.0 minor
21/05 PM 3.1 1.4 1.9 1.0 minor
22/06 am 3.3 1.6 1.7 1.0 minor
22/06 PM 1.8 0.1 0.5 0.5 none
23/06 am 1.9 0.2 0.3 0.5 none
23/07 PM 1.8 0.1 0.4 0.5 none





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