Alert archive / North Carolina / Areal Flood Advisories in 2021

Areal Flood Advisory 13, NWS Wilmington, NC

June 4, 2021Brunswick County, New Hanover County, North Carolina

NWS Wilmington, NC issued this areal flood advisory at Jun 4, 2021, 7:49 AM EDT for Brunswick County, New Hanover County, North Carolina. It was in force for 86 min.

The area

The counties it named.

The facts

Issued
Jun 4, 2021, 7:49 AM EDT (11:49 UTC)
Expired
Jun 4, 2021, 9:15 AM EDT
In force
86 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon

Counties Brunswick County, NC, New Hanover County, NC

The radar

The Wilmington radar (KLTX), 38 km from the middle of the area, began a volume at 11:49 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, 11.8 hours before the alert went out and 130 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 2021-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1665 joules per kilogram.LCLEL10008507005003002001001 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 2021-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.193958Sfc1 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
1665 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.6

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Wilmington, NC wrote its last area forecast discussion before this areal flood advisory went out at Jun 4, 3:37 AM EDT, 4 hours 12 minutes earlier.

Area forecast discussion, Jun 4, 3:37 AM EDT, 4 hours 12 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Jun 4, 4:01 AM EDT, 3 hours 48 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington NC
401 AM EDT Fri Jun 4 2021

NCZ087-096-099-105-107-109-SCZ017-023-024-032-033-039-055-056-058-
059-050815-
Robeson-Bladen-Columbus-Inland Pender-Inland New Hanover-
Inland Brunswick-Marlboro-Darlington-Dillon-Florence-Marion-
Williamsburg-Inland Georgetown-Coastal Georgetown-Central Horry-
Northern Horry-
401 AM EDT Fri Jun 4 2021

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

.DAY ONE...Today and tonight.

Showers and thunderstorms may produce localized flooding in low-lying
areas.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

AMZ250-252-254-256-050815-
Coastal waters from Surf City to Cape Fear NC out 20 nm-
Coastal waters from Cape Fear NC to Little River Inlet SC out 20 nm-
Coastal waters from Little River Inlet to Murrells Inlet SC out
20 nm-
Coastal waters from Murrells Inlet to South Santee River SC out
20 nm-
401 AM EDT Fri Jun 4 2021

This Hazardous Weather Outlook is for the adjacent Coastal Waters.

.DAY ONE...Today and tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ106-108-110-SCZ054-050815-
Coastal Pender-Coastal New Hanover-Coastal Brunswick-Coastal Horry-
401 AM EDT Fri Jun 4 2021

...MODERATE RISK OF RIP CURRENTS IN EFFECT THROUGH THIS EVENING...

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

.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.

   Moderate Risk of Rip Currents.

Also, showers and thunderstorms may produce localized flooding in
low-lying areas.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 8:27 PM EDTSpecial Weather StatementILMRobeson63 min
Jun 3, 8:50 PM EDTFlood WatchILMBladen, Brunswick, Columbus, New Hanover, Pender7 hr
Jun 4, 9:47 AM EDTAreal Flood AdvisoryILMBrunswick, New Hanover, Pender93 min
Jun 4, 3:00 PM EDTSpecial Weather StatementILMPender45 min
Jun 4, 3:31 PM EDTSpecial Weather StatementILMPender44 min
Jun 4, 4:54 PM EDTAreal Flood AdvisoryILMPender81 min
Jun 4, 5:13 PM EDTSpecial Marine WarningILM32 min
Jun 4, 5:35 PM EDTSpecial Marine WarningILM55 min
Jun 4, 3:17 PM EDTSpecial Weather StatementILMHorry43 min
Jun 4, 3:43 PM EDTSpecial Weather StatementILMHorry32 min
Jun 4, 4:10 PM EDTSpecial Weather StatementILMGeorgetown35 min
Jun 4, 4:44 PM EDTSpecial Weather StatementILMGeorgetown31 min
Jun 4, 7:28 PM EDTAreal Flood AdvisoryILMWilliamsburg92 min

Nearby

Areal Flood Advisories in North Carolina, 2021Every areal flood advisory 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; radar from the NEXRAD Level II archive.