Alert archive / Virginia / Coastal Flood Warnings in 2021

Coastal Flood Warning 7, NWS Wakefield, VA

October 28, 202115 counties in Virginia; 4 counties in Maryland

NWS Wakefield, VA issued this coastal flood warning at Oct 28, 2021, 10:58 AM EDT for 15 counties in Virginia; 4 counties in Maryland. It was in force for 71 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 28, 2021, 10:58 AM EDT (14:58 UTC)
Expired
Oct 31, 2021, 9:45 AM EDT
In force
71 hr
Issued by
NWS Wakefield, VA

Counties Dorchester County, MD, Somerset County, MD, Wicomico County, MD, Worcester County, MD, Accomack County, VA, City of Hampton, VA, City of Newport News, VA, City of Poquoson, VA, City of Williamsburg, VA, Gloucester County, VA, James City County, VA, Lancaster County, VA, Mathews County, VA, Middlesex County, VA, Northampton County, VA, Northumberland County, VA, Surry County, VA, Westmoreland County, VA, York County, VA

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 3.0 hours before the alert went out and 87 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2021-10-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2021-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -79 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
974 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-79 m²/s²
0-3 km storm-relative helicity
-5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wakefield, VA wrote its last area forecast discussion before this coastal flood warning went out at Oct 28, 6:02 AM EDT, 4 hours 56 minutes earlier.

Area forecast discussion, Oct 28, 6:02 AM EDT, 4 hours 56 minutes before
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Hazardous weather outlook, Oct 28, 4:53 AM EDT, 6 hours 5 minutes before
Hazardous Weather Outlook
National Weather Service Wakefield VA
453 AM EDT Thu Oct 28 2021

NCZ014>017-031-032-VAZ084-090-093-096-097-523-524-290900-
Gates-Pasquotank-Camden-Western Currituck-Chowan-Perquimans-
Gloucester-James City-Isle of Wight-Suffolk-Chesapeake-York-
Newport News-
453 AM EDT Thu Oct 28 2021

This Hazardous Weather Outlook is for northeast North Carolina,
eastern Virginia and southeast Virginia.

.DAY ONE...Today and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 40 mph
on Friday. This may cause some localized downed trees and power
lines. In addition, minor to locally moderate tidal flooding is
possible, and localized beach erosion is possible at the coast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ021>023-290900-
Dorchester-Wicomico-Somerset-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL NOON EDT TODAY...
...COASTAL FLOOD WATCH IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH SATURDAY MORNING...

This Hazardous Weather Outlook is for southeast Maryland.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.
   Coastal Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 40 mph
on Friday. This may cause some localized downed trees and power
lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

VAZ078-085-086-290900-
Lancaster-Middlesex-Mathews-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...

This Hazardous Weather Outlook is for eastern Virginia.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 40 mph
on Friday. This may cause some localized downed trees and power
lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

VAZ077-290900-
Northumberland-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING...
...COASTAL FLOOD WATCH IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH SATURDAY MORNING...

This Hazardous Weather Outlook is for eastern Virginia.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.
   Coastal Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 40 mph
on Friday. This may cause some localized downed trees and power
lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ012-013-030-VAZ048-060>062-064>069-076-079>083-087>089-092-
509>522-290900-
Northampton-Hertford-Bertie-Fluvanna-Prince Edward-Cumberland-
Goochland-Caroline-Mecklenburg-Lunenburg-Nottoway-Amelia-Powhatan-
Richmond-Brunswick-Dinwiddie-Prince George-Charles City-New Kent-
Greensville-Sussex-Surry-Southampton-Western Louisa-Eastern Louisa-
Western Hanover-Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
Western King William-Eastern King William-Western King and Queen-
Eastern King and Queen-Western Essex-Eastern Essex-
453 AM EDT Thu Oct 28 2021

This Hazardous Weather Outlook is for northeast North Carolina,
central Virginia, east central Virginia, north central Virginia,
south central Virginia and southeast Virginia.

.DAY ONE...Today and tonight.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall is possible tonight across the outlook area.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Locally heavy rainfall potential continues into Friday across the
outlook area. There is also a chance for isolated thunderstorms, with
any thunderstorm capable of producing strong, damaging winds.
Outside of any thunderstorm, gusty winds are expected Friday into
Friday night. East to southeast winds are expected to gust up to 40
mph on Friday. This may cause some localized downed trees and power
lines. In addition, minor to locally moderate tidal flooding is
possible, and localized beach erosion is possible at the coast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

VAZ075-290900-
Westmoreland-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING...
...COASTAL FLOOD WATCH IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH SATURDAY MORNING...

This Hazardous Weather Outlook is for east central Virginia.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.
   Coastal Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley late tonight through Saturday. Locally
heavy rainfall, as well as isolated storms with gusty winds are
expected Friday. East to southeast winds are expected to gust to 35
to 40 mph on Friday. This may cause some localized downed trees and
power lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ102-VAZ095-098-525-290900-
Eastern Currituck-Norfolk/Portsmouth-Virginia Beach-Hampton/Poquoson-
453 AM EDT Thu Oct 28 2021

...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EDT FRIDAY...

This Hazardous Weather Outlook is for northeast North Carolina and
southeast Virginia.

.DAY ONE...Today and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.

Another strong area of low pressure approaches the area from the
Mississippi River valley late tonight through Saturday. Locally
heavy rainfall, as well as isolated storms with gusty winds are
expected Friday. Even outside of any thunderstorms, east to southeast
winds are expected to gust to 35 to 45 mph on Friday. This may cause
some localized downed trees and power lines. In addition, minor to
locally moderate tidal flooding is possible, and localized beach
erosion is possible at the coast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

VAZ099-290900-
Accomack-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD WATCH IN EFFECT FROM 4 PM EDT THIS AFTERNOON
THROUGH SATURDAY MORNING...
...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EDT FRIDAY...

This Hazardous Weather Outlook is for southeast Virginia.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Watch.
   Wind Advisory.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 45 mph
on Friday. This may cause some localized downed trees and power
lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ024-VAZ100-290900-
Inland Worcester-Northampton-
453 AM EDT Thu Oct 28 2021

...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EDT FRIDAY...
...COASTAL FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY MORNING...

This Hazardous Weather Outlook is for southeast Maryland and
eastern Virginia.

.DAY ONE...Today and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.
   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley tonight through Saturday. Locally heavy
rainfall, as well as isolated storms with gusty winds are expected
Friday. East to southeast winds are expected to gust to 35 to 45 mph
on Friday. This may cause some localized downed trees and power
lines.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MDZ025-290900-
Maryland Beaches-
453 AM EDT Thu Oct 28 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...
...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EDT FRIDAY...
...COASTAL FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY MORNING...

This Hazardous Weather Outlook is for southeast Maryland.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.
   Coastal Flood Watch.

Another strong area of low pressure approaches the area from the
Mississippi River valley late tonight through Saturday. Locally
heavy rain as well as isolated storms with gusty winds are expected
Thursday night into Friday. Even outside of any thunderstorms, east
to southeast winds are expected to gust to 40 to 50 mph on Friday.
This may cause some downed trees and power lines. In addition, high
surf of 9 to 13 feet along with the strong onshore flow and moderate
tidal flooding could lead to beach and dune erosion Friday and Friday
Night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 27, 9:31 PM EDTCoastal Flood AdvisoryAKQNorthumberland, Westmoreland13 hr
Oct 28, 3:48 AM EDTGale WarningAKQ39 hr
Oct 28, 4:02 AM EDTWind AdvisoryAKQAccomack, Gloucester, Lancaster, Mathews, Middlesex, Northampton and 5 more39 hr
Oct 28, 3:59 PM EDTCoastal Flood WatchAKQGloucester, James City, Surry, York, City of Hampton, City of Newport News and 2 more13 hr
Oct 28, 3:59 PM EDTHigh Surf AdvisoryAKQAccomack, Northampton, City of Virginia Beach33 hr

Nearby

Coastal Flood Warnings in Virginia, 2021Coastal Flood Warnings in Maryland, 2021Every coastal flood warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.