St. Marys Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Coastal Flood Warning
Issued: 9:24 PM EDT Sep. 20, 2017 – National Weather Service

... Coastal Flood Warning remains in effect until 6 am EDT

* locations... shoreline in St. Marys County.

* Tidal departure... around 1.5 to 2.0 feet above normal.

* Timing... around the time of high tide. High tide at Point
Lookout will be at 2:32 am, at Piney Point at 3:35 am and
Coltons Point at 4:11 am.

* Impacts... water is expected to cover roads on St. Georges
island, be in yards, and approach structures. To the east,
inundation is expected at multiple marinas off St. Mary's
River, Smith Creek, and Jutland Creek. Shoreline inundation is
possible elsewhere.

Precautionary/preparedness actions...

A coastal Flood Warning means that flooding is occurring or
imminent. Coastal residents in the warned area should be alert
for rising water, and take appropriate action to protect life and

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
-------- --------- --------- --------- ------- --------
21/03 am 3.6 2.0 1.9 0.5 moderate
21/03 PM 3.2 1.6 1.5 0.5 minor
22/04 am 3.1 1.5 1.4 0.5 minor
22/04 PM 3.1 1.5 1.4 0.5 minor
23/05 am 3.0 1.4 1.4 0.5 minor
23/05 PM 3.1 1.5 1.4 0.5 minor

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.

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