Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 40, NWS Newport/Morehead City, NC

August 20, 2021Greene County, Lenoir County, Pitt County, North Carolina

NWS Newport/Morehead City, NC issued this severe thunderstorm warning at Aug 20, 2021, 5:28 PM EDT for Greene County, Lenoir County, Pitt County, North Carolina. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 20, 2021, 5:28 PM EDT (21:28 UTC)
Expired
Aug 20, 2021, 6:15 PM EDT
In force
47 min
Issued by
NWS Newport/Morehead City, NC
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Greene County, NC, Lenoir County, NC, Pitt County, NC

The radar

The Raleigh/Durham radar (KRAX), 72 km from the middle of the area, began a volume at 21:27 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 12:00Z, 9.5 hours before the alert went out and 106 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 12:00Z on 2021-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2221 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 12:00Z on 2021-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.1939Sfc1 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
2221 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
896 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-0.5

Open this sounding in Storm Lab

The text

As transmitted.

716 
WUUS52 KMHX 202128
SVRMHX
NCC079-107-147-202215-
/O.NEW.KMHX.SV.W.0040.210820T2128Z-210820T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Newport/Morehead City NC
528 PM EDT Fri Aug 20 2021

The National Weather Service in Newport has issued a

* Severe Thunderstorm Warning for...
  Greene County in eastern North Carolina...
  Northwestern Lenoir County in eastern North Carolina...
  West central Pitt County in eastern North Carolina...

* Until 615 PM EDT.

* At 527 PM EDT, a severe thunderstorm was located over Fremont, or
  13 miles north of Goldsboro, moving southeast at 20 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Greenville, Kinston, Farmville, La Grange, Snow Hill, Bell Arthur,
  Dawson, Maury, Ormondsville, Institute, Jason, Lizzie, Kinston
  Regional Jetport, Hookerton, Sandy Bottom, Castoria, Shine, Fort
  Run VFD, Bull Head VFD and Walstonburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Please send your reports of hail and/or wind damage, including trees
or large limbs downed, by calling the National Weather Service office
in Newport at 1-800-889-6889.

&&

LAT...LON 3534 7782 3538 7780 3540 7780 3543 7783
      3557 7782 3564 7772 3557 7742 3520 7770
      3527 7783
TIME...MOT...LOC 2127Z 296DEG 18KT 3556 7795 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

26
2 follow-up statements
537 
WWUS52 KMHX 202201
SVSMHX

Severe Weather Statement
National Weather Service Newport/Morehead City NC
601 PM EDT Fri Aug 20 2021

NCC079-107-147-202215-
/O.CON.KMHX.SV.W.0040.000000T0000Z-210820T2215Z/
Greene NC-Lenoir NC-Pitt NC-
601 PM EDT Fri Aug 20 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR GREENE...NORTHWESTERN LENOIR AND WEST CENTRAL PITT COUNTIES...

At 600 PM EDT, a severe thunderstorm was located near Snow Hill, or
10 miles southwest of Farmville, moving east at 25 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Greenville, Kinston, Farmville, Snow Hill, Dawson, Maury,
Ormondsville, Institute, Jason, Lizzie, Kinston Regional Jetport,
Hookerton, Castoria, Shine, Fort Run VFD, Bull Head VFD and
Walstonburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Please send your reports of hail and/or wind damage, including trees
or large limbs downed, by calling the National Weather Service office
in Newport at 1-800-889-6889.

&&

LAT...LON 3543 7783 3557 7782 3561 7776 3557 7742
      3526 7765 3538 7780 3540 7780
TIME...MOT...LOC 2200Z 291DEG 20KT 3549 7774 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

26
934 
WWUS52 KMHX 202213
SVSMHX

Severe Weather Statement
National Weather Service Newport/Morehead City NC
613 PM EDT Fri Aug 20 2021

NCC079-107-147-202223-
/O.EXP.KMHX.SV.W.0040.000000T0000Z-210820T2215Z/
Greene NC-Lenoir NC-Pitt NC-
613 PM EDT Fri Aug 20 2021

...THE SEVERE THUNDERSTORM WARNING FOR GREENE...NORTHWESTERN LENOIR
AND WEST CENTRAL PITT COUNTIES WILL EXPIRE AT 615 PM EDT...
    
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning will be allowed to expire.

LAT...LON 3543 7783 3557 7782 3561 7776 3557 7742
      3526 7765 3538 7780 3540 7780
TIME...MOT...LOC 2213Z 296DEG 18KT 3546 7767 

$$

26

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 8:19 PM EDTBeach Hazards StatementMHXCarteret, Dare, Hyde, Onslow8 hr
Aug 20, 4:47 AM EDTBeach Hazards StatementMHXCarteret, Dare, Hyde, Onslow39 hr
Aug 20, 12:41 PM EDTSpecial Weather StatementMHXCurrituck34 min
Aug 20, 12:51 PM EDTSpecial Marine WarningMHX24 min
Aug 20, 12:59 PM EDTSpecial Marine WarningMHX46 min
Aug 20, 1:19 PM EDTSpecial Marine WarningMHX41 min
Aug 20, 1:25 PM EDTSpecial Weather StatementMHXTyrrell50 min
Aug 20, 1:37 PM EDTSpecial Marine WarningMHX38 min
Aug 20, 2:06 PM EDTAreal Flood AdvisoryMHXDare114 min
Aug 20, 2:11 PM EDTSpecial Marine WarningMHX49 min
Aug 20, 2:16 PM EDTSpecial Weather StatementMHXDare44 min
Aug 20, 3:00 PM EDTSpecial Marine WarningMHX45 min
Aug 20, 3:08 PM EDTSpecial Weather StatementMHXDare37 min
Aug 20, 3:38 PM EDTSpecial Weather StatementMHXJones52 min
Aug 20, 3:46 PM EDTHigh Surf AdvisoryMHXCarteret, Dare, Hyde24 hr
Aug 20, 3:55 PM EDTSpecial Weather StatementMHXCraven50 min
Aug 20, 4:07 PM EDTSpecial Weather StatementMHXOnslow38 min
Aug 20, 4:24 PM EDTAreal Flood AdvisoryMHXDare111 min
Aug 20, 4:56 PM EDTSpecial Weather StatementMHXHyde, Pamlico49 min
Aug 20, 5:00 PM EDTAreal Flood AdvisoryMHXDuplin, Onslow2 hr
Aug 20, 5:06 PM EDTAreal Flood AdvisoryMHXHyde, Tyrrell114 min
Aug 20, 5:11 PM EDTSpecial Weather StatementMHXBeaufort, Lenoir49 min
Aug 20, 5:17 PM EDTSpecial Marine WarningMHX58 min
Aug 20, 5:47 PM EDTSpecial Weather StatementMHXWashington43 min
Aug 20, 6:33 PM EDTSpecial Weather StatementMHXLenoir42 min
Aug 20, 6:36 PM EDTSpecial Weather StatementMHXMartin, Washington39 min
Aug 20, 7:20 PM EDTSpecial Weather StatementMHXMartin, Pitt40 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm 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; radar from the NEXRAD Level II archive.