California, MD (20619)

... Coastal flood advisory in effect until 1 am EDT Friday... 

The National Weather Service in Baltimore MD/Washington DC has
issued a coastal flood advisory, which is in effect until 1 am
EDT Friday.

* Location... St. Marys County.

* Tidal departure... around 1 foot above normal.

* Timing... around the time of high tide this evening, which will
  move up the Potomac River between 10:30 PM and midnight.

* Impacts... water is expected to go over a portion of The Bulkhead
  near The Straits Point Bridge, and also cover yards in the Saint
  Georges creek and Saint Marys River areas. Minor shoreline 
  inundation 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.


Straits Point MD 
MLLW categories - minor 2.7 ft, moderate 3.5 ft, major 5.0 ft 
mhhw categories - minor 1.1 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
 --------  ---------  ---------  ---------  -------  --------
 17/11 PM     2.7        1.1        1.0       0.5     minor
 18/11 am     2.5        0.9        1.0       0.5      none
 19/12 am     2.7        1.1        0.9       0.5     minor
 19/01 PM     2.3        0.7        0.7       0.5      none
 20/01 am     2.5        0.9        0.7       0.5      none
 20/01 PM     2.4        0.8        0.8       0.5      none

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.