Coastal Flood Advisory for Underwood, Maryland
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1020 PM EDT Fri May 3 2024
MDZ017-041030-
/O.CON.KLWX.CF.Y.0053.000000T0000Z-240504T1800Z/
/O.CON.KLWX.CF.A.0012.240505T0100Z-240505T1200Z/
St. Marys-
1020 PM EDT Fri May 3 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
SATURDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH SUNDAY MORNING...
* WHAT...For the Coastal Flood Advisory, up to one half foot of
inundation above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Watch, up to one foot of
inundation above ground level possible in low lying areas due
to tidal flooding.
* WHERE...Shoreline in St. Marys County.
* WHEN...For the Coastal Flood Advisory, until 2 PM EDT
Saturday, especially around the time of high tide. For the
Coastal Flood Watch, from Saturday evening through Sunday
morning, especially around the time of high tide.
* IMPACTS...At 3.5 feet, water covers roads on Saint George
Island, is in yards, and is approaching structures. To the
east, inundation is occurring at multiple marinas off St.
Mary`s River, Smith Creek, and Jutland Creek.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Point Lookout is at 10:24 PM and
10:47 AM. The next high tide at Coltons Point is at 11:56 PM and
12:26 PM. The next high tide at Piney Point is at 11:20 PM and
11:50 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Time of high total tides are approximate to the nearest hour.
St Marys River at Straits Point
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
-------- --------- --------- --------- ------- --------
04/12 AM 3.4 1.8 1.8 1.0 Minor
04/10 AM 3.2 1.6 1.8 1.0 Minor
05/12 AM 3.5 1.9 1.8 1.0 Moderate
05/12 PM 3.4 1.8 1.9 1.0 Minor
06/01 AM 3.5 1.9 1.7 1.0 Moderate
06/01 PM 3.0 1.4 1.5 1.0 Minor
Coastal Flood Watch for Underwood, Maryland
Coastal Hazard Message
National Weather Service Baltimore MD/Washington DC
1020 PM EDT Fri May 3 2024
MDZ017-041030-
/O.CON.KLWX.CF.Y.0053.000000T0000Z-240504T1800Z/
/O.CON.KLWX.CF.A.0012.240505T0100Z-240505T1200Z/
St. Marys-
1020 PM EDT Fri May 3 2024
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT
SATURDAY...
...COASTAL FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY EVENING
THROUGH SUNDAY MORNING...
* WHAT...For the Coastal Flood Advisory, up to one half foot of
inundation above ground level in low lying areas due to tidal
flooding. For the Coastal Flood Watch, up to one foot of
inundation above ground level possible in low lying areas due
to tidal flooding.
* WHERE...Shoreline in St. Marys County.
* WHEN...For the Coastal Flood Advisory, until 2 PM EDT
Saturday, especially around the time of high tide. For the
Coastal Flood Watch, from Saturday evening through Sunday
morning, especially around the time of high tide.
* IMPACTS...At 3.5 feet, water covers roads on Saint George
Island, is in yards, and is approaching structures. To the
east, inundation is occurring at multiple marinas off St.
Mary`s River, Smith Creek, and Jutland Creek.
* ADDITIONAL DETAILS...Tides one and a half to two feet above
normal. The next high tide at Point Lookout is at 10:24 PM and
10:47 AM. The next high tide at Coltons Point is at 11:56 PM and
12:26 PM. The next high tide at Piney Point is at 11:20 PM and
11:50 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
Time of high total tides are approximate to the nearest hour.
St Marys River at Straits Point
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
-------- --------- --------- --------- ------- --------
04/12 AM 3.4 1.8 1.8 1.0 Minor
04/10 AM 3.2 1.6 1.8 1.0 Minor
05/12 AM 3.5 1.9 1.8 1.0 Moderate
05/12 PM 3.4 1.8 1.9 1.0 Minor
06/01 AM 3.5 1.9 1.7 1.0 Moderate
06/01 PM 3.0 1.4 1.5 1.0 Minor