Weather Advisory
...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...
 
The National Weather Service in Sterling Virginia has expanded
the
 
* Flash Flood Watch to include portions of Maryland and
Virginia, including the following areas, in Maryland, Anne
Arundel, Charles, Prince Georges, and Southeast Harford. In
Virginia, King George, Spotsylvania, and Stafford.
 
* Through late tonight
 
* Showers and scattered thunderstorms are expected through
tonight. Locally heavy rain is possible during this time.
 
* Average rainfall amounts of 1 to 2 inches are expected, with
locally higher amounts expected in thunderstorms. Heavy amounts
of rain in a short period of time may cause rapid rises of
water on creeks and streams as well as urban areas, especially
if several intense showers track across the same area.
 
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
 
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1142 AM EDT Mon Sep 17 2018
 
MDZ017-172345-
/O.EXT.KLWX.CF.Y.0079.000000T0000Z-180918T0500Z/
St. Marys-
1142 AM EDT Mon Sep 17 2018
 
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 1 AM EDT TUESDAY...
 
* LOCATIONS...Shoreline in St. Marys County.
 
* TIDAL DEPARTURE...Around 1.5 feet above normal.
 
* TIMING...Around the time of high tide. The next high tide at
  Point Lookout is at 8:54 PM. The next high tide at Piney Point
  is at 9:35 PM, and high tide at Coltons Point is at 10:11 PM.
 
* IMPACTS...Water is expected to go over a portion of the
  bulkhead near the Straits Point bridge, and also cover yards
  in the St Georges Creek and St Marys River areas. 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.
 
STRAITS POINT MD
MLLW Categories - Minor 3.0 ft, Moderate 3.5 ft, Major 5.0 ft
MHHW Categories - Minor 1.4 ft, Moderate 1.9 ft, Major 3.4 ft
 
             Total      Total    Departure
 Day/Time    Tide       Tide     from Norm   Waves    Flood
            ft MLLW    ft MHHW       ft       ft      Impact
 --------  ---------  ---------  ---------  -------  --------
 17/09 PM     3.1        1.5        1.6       2.0     Minor
 18/10 AM     2.6        1.0        1.2       1.0      None
 18/10 PM     2.4        0.8        0.9       1.0      None
 19/11 AM     1.6       -0.0        0.2       1.0      None
 19/11 PM     2.1        0.5        0.6       0.5      None