Southern Baltimore

Advisories Radar Cities

Areal Flood Warning, Flash Flood Warning

Expires 8:15 AM EDT on July 22, 2018
Statement as of 12:50 am EDT on July 22, 2018

... A Flood Warning remains in effect until 415 am EDT for northern
Anne Arundel... Howard and southern Baltimore counties and Baltimore
City...

At 1250 am EDT, Doppler radar indicated three to five inches of rain
had fallen across the area. Many roads are blocked by high water.

Some locations that may experience flooding include...
Baltimore, Columbia, Severn, Annapolis, Pikesville, Crofton, Middle
River, Elkridge, Riviera Beach, Baltimore-Washington Airport, Fort
Smallwood State Park, Gibson Island, Sillery Bay, Millers Island,
North Point State Park, Sparrows Point, Pinehurst, Bodkin Point, Back
River and Glen Burnie.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.


Lat... Lon 3933 7630 3922 7637 3918 7644 3900 7636
      3898 7638 3904 7679 3907 7684 3909 7683
      3913 7689 3913 7696 3914 7695 3917 7701
      3923 7704 3927 7713 3934 7719 3937 7711
      3935 7703 3935 7688 3940 7688 3948 7641


Dhof


1204 am EDT sun Jul 22 2018

... The Flash Flood Warning remains in effect until 230 am EDT for
north central Anne Arundel and southwestern Baltimore counties and
western Baltimore City...

At 1203 am EDT, stream gauges on Sawmill creek near Glen Burnie and
on East Branch Herbert run near Arbutus indicate flash flooding is
occurring. Move to higher ground immediately.

Some locations that will experience flooding include...
Baltimore, Severn, Pikesville, Elkridge, Baltimore-Washington
Airport, Glen Burnie, Towson, Catonsville, Woodlawn, Severna Park,
Randallstown, Owings Mills, Milford mill, Lochearn, Pasadena,
Arbutus, Ferndale, Brooklyn Park, Mays chapel and South Gate.

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 3928 7659 3909 7655 3905 7655 3902 7659
      3913 7664 3924 7673 3940 7678 3943 7680
      3945 7668


Dhof


1113 PM EDT Sat Jul 21 2018

The National Weather Service in Sterling Virginia has issued a

* Flood Warning for...
Carroll County in north central Maryland...
northern Baltimore County in northern Maryland...

* until 815 am EDT Sunday.

* At 1112 PM EDT, Doppler radar indicated heavy rain that will cause
flooding. Two to four inches of rain has fallen across the area
and additional rainfall amounts around one to two inches are
expected. This will cause creeks and streams to rise out of their
banks.

* Some locations that may experience flooding include...
Cockeysville, Westminster, Owings Mills, Eldersburg, Reisterstown,
Mays chapel, Timonium, Mount Airy, Fallston, Taneytown, Hampstead,
Manchester, Sykesville, Oakland, Gamber, Lutherville-Timonium,
Garrison, New Windsor, Union Bridge and Carrollton.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.


Lat... Lon 3964 7661 3959 7654 3953 7651 3951 7645
      3948 7642 3940 7685 3935 7692 3936 7697
      3935 7702 3937 7708 3935 7716 3935 7717
      3949 7711 3958 7720 3961 7728 3963 7729
      3963 7727 3972 7721 3972 7681


Bjl


Coastal Flood Advisory, Flash Flood Watch

Expires 2:00 AM EDT on July 22, 2018
Statement as of 1:06 am EDT on July 22, 2018

... Coastal flood advisory remains in effect until 6 am EDT early
this morning...

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

* Tidal departure... around 1.5 feet above normal.

* Timing... around the time of high tide early Sunday morning,
which will occur at Fort McHenry at 3:38 am and Bowley Bar at
4:54 am.

* 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 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
-------- --------- --------- --------- ------- --------
22/04 am 3.1 1.4 1.2 1.0 minor
22/03 PM 2.3 0.6 1.1 1.0 none
23/04 am 3.4 1.7 1.5 1.0 minor
23/04 PM 2.9 1.2 1.7 1.0 none
24/05 am 3.4 1.7 1.5 1.0 minor
24/04 PM 2.6 0.9 1.5 1.0 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
-------- --------- --------- --------- ------- --------
22/05 am 2.8 1.1 1.0 1.0 none
22/04 PM 1.9 0.2 0.8 1.0 none
23/05 am 3.1 1.4 1.3 1.0 minor
23/04 PM 2.5 0.8 1.5 1.0 none
24/06 am 3.1 1.4 1.3 1.0 minor
24/05 PM 2.3 0.6 1.3 1.0 none





1004 PM EDT Sat Jul 21 2018

... Flash Flood Watch remains in effect until 2 am EDT Sunday...

The Flash Flood Watch continues for

* portions of Maryland, the District of Columbia, Virginia, and
Panhandle West Virginia, including the following areas, in
Maryland, Anne Arundel, Calvert, Carroll, central and
southeast Howard, central and southeast Montgomery, Charles,
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, Arlington/Falls
Church/Alexandria, eastern Loudoun, Fairfax, King George,
Prince William/Manassas/Manassas Park, Stafford, and western
Loudoun. In Panhandle West Virginia, Jefferson.

* Until 2 am EDT Sunday

* heavy rain will continue across the region through this evening
before ending overnight. Widespread 2 to 5 inches of rain are
expected with localized totals of around 7 inches.

* Excessive rainfall in a short period of time could lead to
flash flooding. Urban areas, locations along small streams and
creeks, and poor drainage areas are most vulnerable to flash
flooding.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.





Coastal Flood Advisory, Flash Flood Watch

Expires 2:00 AM EDT on July 22, 2018
Statement as of 1:06 am EDT on July 22, 2018

... Coastal flood advisory remains in effect until 6 am EDT early
this morning...

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

* Tidal departure... around 1.5 feet above normal.

* Timing... around the time of high tide early Sunday morning,
which will occur at Fort McHenry at 3:38 am and Bowley Bar at
4:54 am.

* 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 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
-------- --------- --------- --------- ------- --------
22/04 am 3.1 1.4 1.2 1.0 minor
22/03 PM 2.3 0.6 1.1 1.0 none
23/04 am 3.4 1.7 1.5 1.0 minor
23/04 PM 2.9 1.2 1.7 1.0 none
24/05 am 3.4 1.7 1.5 1.0 minor
24/04 PM 2.6 0.9 1.5 1.0 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
-------- --------- --------- --------- ------- --------
22/05 am 2.8 1.1 1.0 1.0 none
22/04 PM 1.9 0.2 0.8 1.0 none
23/05 am 3.1 1.4 1.3 1.0 minor
23/04 PM 2.5 0.8 1.5 1.0 none
24/06 am 3.1 1.4 1.3 1.0 minor
24/05 PM 2.3 0.6 1.3 1.0 none





1004 PM EDT Sat Jul 21 2018

... Flash Flood Watch remains in effect until 2 am EDT Sunday...

The Flash Flood Watch continues for

* portions of Maryland, the District of Columbia, Virginia, and
Panhandle West Virginia, including the following areas, in
Maryland, Anne Arundel, Calvert, Carroll, central and
southeast Howard, central and southeast Montgomery, Charles,
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, Arlington/Falls
Church/Alexandria, eastern Loudoun, Fairfax, King George,
Prince William/Manassas/Manassas Park, Stafford, and western
Loudoun. In Panhandle West Virginia, Jefferson.

* Until 2 am EDT Sunday

* heavy rain will continue across the region through this evening
before ending overnight. Widespread 2 to 5 inches of rain are
expected with localized totals of around 7 inches.

* Excessive rainfall in a short period of time could lead to
flash flooding. Urban areas, locations along small streams and
creeks, and poor drainage areas are most vulnerable to flash
flooding.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.





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