Alert archive / North Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Raleigh, NC

August 7, 2021Wayne County, Wilson County, North Carolina

NWS Raleigh, NC issued this special weather statement at Aug 7, 2021, 6:38 AM EDT for Wayne County, Wilson County, North Carolina. It was in force for 52 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 7, 2021, 6:38 AM EDT (10:38 UTC)
Expired
Aug 7, 2021, 7:30 AM EDT
In force
52 min
Issued by
NWS Raleigh, NC
Hail
0.00 in
Wind
30

Counties Wayne County, NC, Wilson County, NC

The radar

The Raleigh/Durham radar (KRAX), 56 km from the middle of the area, began a volume at 10:39 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, 10.6 hours before the alert went out and 120 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 2021-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1360 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2021-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
1360 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
601 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

298 
WWUS82 KRAH 071038
SPSRAH

Special Weather Statement
National Weather Service Raleigh NC
638 AM EDT Sat Aug 7 2021
 
NCZ027-028-042-043-078-071130-
Edgecombe NC-Nash NC-Johnston NC-Wayne NC-Wilson NC-
638 AM EDT Sat Aug 7 2021

...Showers and thunderstorms will impact portions of Wayne, southern 
Nash, southwestern Edgecombe, Wilson and eastern Johnston Counties 
through 730 AM EDT...

At 634 AM EDT, Doppler radar was tracking and area of showers and 
thunderstorms along a line extending from 10 miles southwest of 
Bailey to 14 miles northwest of Goldsboro to near Fremont. Movement 
was northeast at 20 mph. Quarter inch to and inch has fallen across 
portions of Johnston and Wayne counties, with up to another half inch 
to an inch possible. 

HAZARD...Winds up to 30 mph, and heavy rain.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Goldsboro, Smithfield, Wilson, Mount Olive, Elm City, Fremont, Walnut
Creek, Bailey, Micro and Selma.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Locally heavy rainfall is also occurring with these storms and may 
lead to localized flooding. Do not drive your vehicle through 
flooded roadways.

&&

LAT...LON 3557 7782 3543 7783 3538 7780 3534 7782
      3518 7783 3516 7788 3515 7789 3517 7793
      3516 7797 3519 7802 3518 7809 3519 7816
      3521 7817 3522 7824 3529 7830 3526 7841
      3526 7845 3592 7819 3591 7781 3578 7750
TIME...MOT...LOC 1034Z 207DEG 18KT 3566 7821 3554 7809 3552 7787 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

$$

CA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 6:22 AM EDTSpecial Weather StatementRAHAlamance, Guilford, Randolph53 min
Aug 7, 8:05 AM EDTFlash Flood WarningRAHRandolph3 hr
Aug 7, 8:53 AM EDTAreal Flood AdvisoryRAHDavidson, Forsyth, Guilford, Randolph112 min
Aug 7, 9:28 AM EDTFlash Flood WarningRAHGuilford81 min
Aug 7, 10:14 AM EDTAreal Flood AdvisoryRAHDurham, Granville, Orange, Wake61 min
Aug 7, 11:41 AM EDTAreal Flood AdvisoryRAHFranklin, Vance, Warren64 min
Aug 7, 12:18 PM EDTSpecial Weather StatementRAHHalifax, Nash57 min
Aug 7, 6:21 PM EDTFlash Flood Warning Considerable damage threatRAHSampson, Wayne2 hr

Nearby

Special Weather Statements in North Carolina, 2021Every special weather statement 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.