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Coastal Flood Advisory

Status

Event Extended (Both Time and Area) Active alert

Start Time

Wed 10/21/2026 03:59 AM EDT

End Time

Fri 10/23/2026 04:00 AM EDT

Significance

Advisory

Impacts

Low impact

Locations Affected

Fishing Creek, MD ∙ Mardela Springs, MD ∙ Toddville, MD ∙ Eden, MD ∙ Smith Island, MD ∙ Nanticoke Acres, MD ∙ Pocomoke City, MD ∙ Whitehaven, MD ∙ Crapo, MD ∙ Galestown, MD

Full Alert Message

URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Wakefield VA 359 AM EDT Wed Oct 21 2026 ...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 4 AM EDT FRIDAY... * WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 4 AM EDT Friday. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding. 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. CAMBRIDGE MD MLLW CATEGORIES - MINOR 3.5 FT, MODERATE 4.0 FT, MAJOR 4.5 FT MHHW CATEGORIES - MINOR 1.5 FT, MODERATE 2.0 FT, MAJOR 2.5 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 21/12 PM 3.0 1.0 1.3 2 NONE 22/02 AM 3.6 1.6 1.6 1 MINOR 22/01 PM 3.7 1.7 1.8 1-2 MINOR 23/02 AM 3.6 1.6 1.6 1-2 MINOR 23/02 PM 3.4 1.4 1.4 1 NONE BISHOPS HEAD MD MLLW CATEGORIES - MINOR 3.2 FT, MODERATE 3.7 FT, MAJOR 4.2 FT MHHW CATEGORIES - MINOR 1.1 FT, MODERATE 1.6 FT, MAJOR 2.1 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 21/10 AM 3.3 1.2 1.4 2 MINOR 21/11 PM 3.8 1.7 1.8 2 MODERATE 22/11 AM 3.8 1.7 1.8 2 MODERATE 22/11 PM 3.8 1.7 1.8 2 MODERATE 23/12 PM 3.7 1.6 1.6 1-2 MODERATE 24/12 AM 3.5 1.4 1.5 1 MINOR CRISFIELD MD MLLW CATEGORIES - MINOR 3.5 FT, MODERATE 4.0 FT, MAJOR 5.0 FT MHHW CATEGORIES - MINOR 1.3 FT, MODERATE 1.8 FT, MAJOR 2.8 FT TOTAL TOTAL DEPARTURE DAY/TIME TIDE TIDE FROM NORM WAVES FLOOD FT MLLW FT MHHW FT FT IMPACT -------- --------- --------- --------- ------- -------- 21/09 AM 3.3 1.1 1.7 1 NONE 21/10 PM 3.9 1.7 2.0 1 MINOR 22/11 AM 3.9 1.7 2.2 1 MINOR 22/10 PM 3.9 1.7 2.1 1 MINOR 23/10 AM 3.5 1.3 1.7 1 MINOR 23/11 PM 3.3 1.1 1.4 1 NONE

Technical Header

MDZ021>023-212000- /O.EXB.KAKQ.CF.Y.0013.000000T0000Z-261023T0800Z/ Dorchester-Wicomico-Somerset- 359 AM EDT Wed Oct 21 2026