Maryland, 2018Coastal Flood in Maryland, September 25 to 26, 2018
September 25 to 26, 2018 · NWS LWX · 3 events in 1 county or zone
Persistent onshore flow led to increased water level anomalies and coastal flooding.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
Open the live radar over this ground
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Persistent onshore flow led to increased water level anomalies and coastal flooding.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Baltimore/Washington wrote its last area forecast discussion before the first event at Sep 24, 8:52 PM EST, 3 hours 18 minutes earlier.
Area forecast discussion, Sep 24, 8:52 PM EST, 3 hours 18 minutes before
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</html>Hazardous weather outlook, Sep 24, 9:16 PM EST, 2 hours 54 minutes before
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</html>Coastal Flood, St. Mary'S
- When
- September 25, 12:10 AM EST to 3:10 AM EST
- Where
- St. Mary'S forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 38.216, -76.529 (the zone’s center; the record gives no point)
The gauge at Straits Point (SGSM2) indicated moderate flooding. At this stage, water covers roads on St. Georges Island, is in yards, and approaching structures. To the east, inundation is occurring at multiple marinas off St. Mary's River, Smith Creek, and Jutland Creek.
Coastal Flood, St. Mary'S
- When
- September 25, 12:10 PM EST to 3:30 PM EST
- Where
- St. Mary'S forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 38.216, -76.529 (the zone’s center; the record gives no point)
The gauge at Straits Point (SGSM2) indicated moderate flooding. At this stage, water covers roads on St. Georges Island, is in yards, and approaching structures. To the east, inundation is occurring at multiple marinas off St. Mary's River, Smith Creek, and Jutland Creek.
Coastal Flood, St. Mary'S
- When
- September 26, 12:45 AM EST to 3:15 AM EST
- Where
- St. Mary'S forecast zone
- Reported by
- River/Stream Gage
- Coordinates
- 38.216, -76.529 (the zone’s center; the record gives no point)
The gauge at Straits Point (SGSM2) indicated moderate flooding. At this stage, water covers roads on St. Georges Island, is in yards, and approaching structures. To the east, inundation is occurring at multiple marinas off St. Mary's River, Smith Creek, and Jutland Creek.
- Coastal Flood
- Flooding of coastal land by the sea, from storm surge, onshore wind or high tides.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Hurricane in North Carolina, September 25, 20181 death · 1 event
- Tornadoes and Damaging Winds in Michigan, September 25, 2018$1.3 million · EF1 · 6 events
- Flooding in Connecticut, September 25 to 26, 2018$125,000 · 8 events
- Tornado and Flash Flooding in Tennessee, September 25, 2018$15,000 · EF1 · 3 events
- Flash Flooding and Flood in Connecticut, September 25 to 26, 201833 events
- Tornadoes and Damaging Winds in Iowa, September 25, 2018$6,000 · EF1 · 8 events
- Damaging Winds in Illinois, September 25, 2018$10,000 · 65 kt wind · 24 events
- Flash Flooding in Indiana, September 25, 2018$25,000 · 2 events
- Damaging Winds in Illinois, September 25, 201885 kt wind · 16 events
- Flash Flooding in New Jersey, September 25, 201815 events
- Flash Flood and Heavy Rain in Hawaii, September 25 to 29, 201813 events
- Flooding and Lightning Strikes in Rhode Island, September 25 to 26, 2018$4,000 · 9 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 784302, 784303, 784304.