Alert archive / North Carolina / Flash Flood Warnings in 2023

Flash Flood Warning 10, NWS Newport/Morehead City, NC

August 31, 2023Duplin County, Lenoir County, North Carolina

NWS Newport/Morehead City, NC issued this flash flood warning at Aug 31, 2023, 4:55 AM EDT for Duplin County, Lenoir County, North Carolina. It was in force for 6 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
Aug 31, 2023, 4:55 AM EDT (08:55 UTC)
Expired
Aug 31, 2023, 11:00 AM EDT
In force
6 hr
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon
Flood severity
None

Counties Duplin County, NC, Lenoir County, NC

The radar

The Morehead City radar (KMHX), 90 km from the middle of the area, began a volume at 08:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Newport, NC (KMHX), launched 00:00Z, 8.9 hours before the alert went out and 89 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, Newport, NC at 00:00Z on 2023-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 459 joules per kilogram.LCLLFCEL10008507005003002001001 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, Newport, NC at 00:00Z on 2023-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
459 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
642 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Newport/Morehead City, NC wrote its last area forecast discussion before this flash flood warning went out at Aug 31, 2:56 AM EDT, 1 hour 59 minutes earlier.

Area forecast discussion, Aug 31, 2:56 AM EDT, 1 hour 59 minutes before
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Hazardous weather outlook, Aug 30, 8:05 PM EDT, 8 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Newport/Morehead City NC
805 PM EDT Wed Aug 30 2023

NCZ029-044-045-079-091-010015-
Martin-Pitt-Washington-Greene-Lenoir-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding and tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding and tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ046-090-010015-
Tyrrell-Duplin-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TROPICAL STORM WARNING IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tropical Storm Warning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Tropical Storm Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ047-092-193-198-010015-
Mainland Dare-Jones-Northern Craven-Inland Onslow-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   Tropical Storm Warning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Tropical Storm Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ081-010015-
Mainland Hyde-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...
...STORM SURGE WATCH IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding and tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding and tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ205-010015-
Hatteras Island-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...
...HIGH SURF ADVISORY IN EFFECT FROM 2 AM THURSDAY TO 2 AM EDT
SATURDAY...
...COASTAL FLOOD WARNING IN EFFECT FROM 6 AM THURSDAY TO NOON EDT
FRIDAY...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   Tropical Storm Warning.
   High Surf Advisory.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Tropical Storm Warning.
   High Surf Advisory.
   Coastal Flood Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ204-010015-
Ocracoke Island-
805 PM EDT Wed Aug 30 2023

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 11 PM EDT FRIDAY...
...HIGH SURF ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY...
...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...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.
   Flood Watch.
   Tornado Watch.
   High Surf Advisory.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Coastal Flood Advisory.
   Flood Watch.
   High Surf Advisory.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ196-010015-
East Carteret-
805 PM EDT Wed Aug 30 2023

...HIGH SURF ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY...
...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...
...STORM SURGE WATCH IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   High Surf Advisory.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   High Surf Advisory.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ203-010015-
Northern Outer Banks-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...
...HIGH SURF ADVISORY IN EFFECT FROM 2 AM THURSDAY TO 2 AM EDT
SATURDAY...
...COASTAL FLOOD WARNING IN EFFECT FROM 6 AM THURSDAY TO NOON EDT
FRIDAY...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   Tropical Storm Warning.
   High Surf Advisory.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Tropical Storm Warning.
   High Surf Advisory.
   Coastal Flood Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ195-199-010015-
West Carteret-Coastal Onslow-
805 PM EDT Wed Aug 30 2023

...HIGH SURF ADVISORY IN EFFECT UNTIL 8 PM EDT THURSDAY...
...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   High Surf Advisory.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   High Surf Advisory.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ080-094-194-010015-
Beaufort-Pamlico-Southern Craven-
805 PM EDT Wed Aug 30 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...
...TORNADO WATCH 663 IN EFFECT UNTIL 4 AM EDT THURSDAY...
...TROPICAL STORM WARNING IN EFFECT...
...STORM SURGE WATCH IN EFFECT...

This Hazardous Weather Outlook is for eastern North Carolina.

.DAY ONE...Tonight.

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

   Flood Watch.
   Tornado Watch.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

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

   Flood Watch.
   Storm Surge Watch.
   Tropical Storm Warning.

Idalia could bring several impacts to the area, including an
increased risk for flash flooding, storm surge, gusty winds and
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Local storm report, Aug 31, 3:08 AM EDT, 1 hour 47 minutes before
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Local storm report, Aug 31, 3:11 AM EDT, 1 hour 44 minutes before
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The office that day

Everything else NWS Newport/Morehead City, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 30, 8:26 PM EDTBeach Hazards StatementMHXCarteret, Dare, Hyde, Onslow24 hr
Aug 30, 10:13 PM EDTSpecial Marine WarningMHX2 hr
Aug 31, 12:50 AM EDTSpecial Marine WarningMHX85 min
Aug 31, 1:12 AM EDTFlash Flood WarningMHXDuplin, Onslow10 hr
Aug 31, 1:15 AM EDTFlash Flood WarningMHXCarteret10 hr
Aug 31, 3:09 AM EDTSpecial Marine WarningMHX66 min
Aug 31, 5:16 AM EDTFlash Flood Warning Considerable damage threatMHXCarteret, Dare, Hyde7 hr
Aug 31, 9:23 AM EDTRiver Flood WarningMHXCarteret5 hr
Aug 31, 9:27 AM EDTRiver Flood WarningMHXJones12 hr
Aug 31, 4:53 PM EDTGale WarningMHX11 hr
Aug 31, 4:53 PM EDTSmall Craft AdvisoryMHX3 days

Nearby

Flash Flood Warnings in North Carolina, 2023Every flash flood warning in 2023

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; radar from the NEXRAD Level II archive.